Translation missing: en.sections.collection_template.title: Nut
Solid Connections Start Here – Buy Industrial Nuts Online at The Tools Man
For secure fastening that holds under pressure, explore our collection to Buy Industrial Nuts Online from The Tools Man. Our inventory includes high-strength Threaded & Hex Fasteners designed for mechanical integrity across industrial, automotive, and construction use.
Built to Withstand the Toughest Conditions
- Hex nuts, lock nuts, and wing nuts for diverse applications
- Stainless steel, zinc-plated, and alloy materials for corrosion resistance
- Metric and imperial thread sizes
- Heavy-duty construction to withstand vibration, torque, and load stress
- Precision machining for secure threading
From small repairs to large builds, these fasteners offer uncompromising grip.
Use Cases Across Every Industry
- Machinery assembly and repairs
- Steel frame fabrication and bolting
- HVAC and plumbing installations
- Automotive and heavy vehicle repairs
Whatever your need, we have a nut for every bolt.
Why Choose The Tools Man?
- A vast inventory of industry-standard fasteners
- Durable materials that resist stripping and wear
- Competitive pricing on bulk orders
- Precise specifications to match every job
- Dependable shipping and customer service
Our fasteners are trusted by professionals who can’t afford failure.
Lock It In
Get reliable fastening that lasts. Our industrial nuts are the backbone of strong, safe builds.
Secure your structure – Buy Industrial Nuts Online at The Tools Man and find the perfect Threaded & Hex Fasteners built for durability.
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1/8" Compression Low Lead Brass Nut
SKU G5138427Categories Nut , Raw MaterialsDescription Nut, Application Potable Water, Fitting Material Brass, Maximum Operating Pressure 400 psi, Maximum Operating Temperature 250 Degrees F, Overall Length 3/8 in, Thread Size 5/16-24, Specific Fitting Shape Nut, System of Measurement Imperial, Compatible Tube Outer Diameter 1/8 in, Standards NSF/ANSI 61 Annex G, Compatible Tube Material Aluminum, Copper, Thermoplastic, Fitting Connection Type Compression, Hex Size 3/8 in, Minimum Operating Temperature 65 Degrees FgraingerSKU: , mscSKU: , zoro_no: G5138427, mongo_id: 65bbe5b03aaddbd5a9fdcd19
$0.78 / eachWeb price1/8" Compression Low Lead Brass NutSKU G5138427Categories Nut , Raw MaterialsDescription Nut, Application Potable Water, Fitting Material Brass, Maximum Operating Pressure 400 psi, Maximum Operating Temperature 250 Degrees F, Overall Length 3/8 in, Thread Size 5/16-24, Specific Fitting Shape Nut, System of Measurement Imperial, Compatible Tube Outer Diameter 1/8 in, Standards NSF/ANSI 61 Annex G, Compatible Tube Material Aluminum, Copper, Thermoplastic, Fitting Connection Type Compression, Hex Size 3/8 in, Minimum Operating Temperature 65 Degrees FgraingerSKU: , mscSKU: , zoro_no: G5138427, mongo_id: 65bbe5b03aaddbd5a9fdcd19
$0.78 / eachWeb price -
3/8" Compression Low Lead Brass Nut
SKU G5122783Categories Nut , Raw MaterialsDescription Nut, Application Potable Water, Fitting Material Brass, Maximum Operating Pressure 200 psi, Maximum Operating Temperature 250 Degrees F, Overall Length 1/2 in, Thread Size 9/16-24, Specific Fitting Shape Nut, System of Measurement Imperial, Compatible Tube Outer Diameter 3/8 in, Standards NSF/ANSI 61 Annex G, Compatible Tube Material Aluminum, Copper, Thermoplastic, Fitting Connection Type Compression, Hex Size 5/8 in, Minimum Operating Temperature 65 Degrees F$1.30 / eachWeb price3/8" Compression Low Lead Brass NutSKU G5122783Categories Nut , Raw MaterialsDescription Nut, Application Potable Water, Fitting Material Brass, Maximum Operating Pressure 200 psi, Maximum Operating Temperature 250 Degrees F, Overall Length 1/2 in, Thread Size 9/16-24, Specific Fitting Shape Nut, System of Measurement Imperial, Compatible Tube Outer Diameter 3/8 in, Standards NSF/ANSI 61 Annex G, Compatible Tube Material Aluminum, Copper, Thermoplastic, Fitting Connection Type Compression, Hex Size 5/8 in, Minimum Operating Temperature 65 Degrees F$1.30 / eachWeb price -
3/16" Compression Low Lead Brass Nut
SKU G5118337Categories Nut , Raw MaterialsDescription Nut, Application Potable Water, Fitting Material Brass, Maximum Operating Pressure 400 psi, Maximum Operating Temperature 250 Degrees F, Overall Length 1/4 in, Thread Size 3/8-24, Specific Fitting Shape Nut, System of Measurement Imperial, Compatible Tube Outer Diameter 3/16 in, Standards NSF/ANSI 61 Annex G, Compatible Tube Material Aluminum, Copper, Thermoplastic, Fitting Connection Type Compression, Hex Size 7/16 in, Minimum Operating Temperature 65 Degrees FgraingerSKU: , mscSKU: , zoro_no: G5118337, mongo_id: 65bbe6a13aaddbd5a904152c
$0.66 / eachWeb price3/16" Compression Low Lead Brass NutSKU G5118337Categories Nut , Raw MaterialsDescription Nut, Application Potable Water, Fitting Material Brass, Maximum Operating Pressure 400 psi, Maximum Operating Temperature 250 Degrees F, Overall Length 1/4 in, Thread Size 3/8-24, Specific Fitting Shape Nut, System of Measurement Imperial, Compatible Tube Outer Diameter 3/16 in, Standards NSF/ANSI 61 Annex G, Compatible Tube Material Aluminum, Copper, Thermoplastic, Fitting Connection Type Compression, Hex Size 7/16 in, Minimum Operating Temperature 65 Degrees FgraingerSKU: , mscSKU: , zoro_no: G5118337, mongo_id: 65bbe6a13aaddbd5a904152c
$0.66 / eachWeb price -
1/4" Compression Low Lead Brass Nut
SKU G5118321Categories Nut , Raw MaterialsDescription Nut, Application Potable Water, Fitting Material Brass, Maximum Operating Pressure 300 psi, Maximum Operating Temperature 250 Degrees F, Overall Length 5/16 in, Thread Size 7/16-24, Specific Fitting Shape Nut, System of Measurement Imperial, Compatible Tube Outer Diameter 1/4 in, Standards NSF/ANSI 61 Annex G, Compatible Tube Material Aluminum, Copper, Thermoplastic, Fitting Connection Type Compression, Hex Size 1/2 in, Minimum Operating Temperature 65 Degrees FgraingerSKU: , mscSKU: , zoro_no: G5118321, mongo_id: 65bbe8669a749db82278dbdb
$1.07 / eachWeb price1/4" Compression Low Lead Brass NutSKU G5118321Categories Nut , Raw MaterialsDescription Nut, Application Potable Water, Fitting Material Brass, Maximum Operating Pressure 300 psi, Maximum Operating Temperature 250 Degrees F, Overall Length 5/16 in, Thread Size 7/16-24, Specific Fitting Shape Nut, System of Measurement Imperial, Compatible Tube Outer Diameter 1/4 in, Standards NSF/ANSI 61 Annex G, Compatible Tube Material Aluminum, Copper, Thermoplastic, Fitting Connection Type Compression, Hex Size 1/2 in, Minimum Operating Temperature 65 Degrees FgraingerSKU: , mscSKU: , zoro_no: G5118321, mongo_id: 65bbe8669a749db82278dbdb
$1.07 / eachWeb price -
1/2" Compression Low Lead Brass Nut
SKU G5118312Categories Nut , Raw MaterialsDescription Nut, Application Potable Water, Fitting Material Brass, Maximum Operating Pressure 200 psi, Maximum Operating Temperature 250 Degrees F, Overall Length 3/8 in, Thread Size 11/16-20, Specific Fitting Shape Nut, System of Measurement Imperial, Compatible Tube Outer Diameter 1/2 in, Standards NSF/ANSI 61 Annex G, Compatible Tube Material Aluminum, Copper, Thermoplastic, Fitting Connection Type Compression, Hex Size 3/4 in, Minimum Operating Temperature 65 Degrees FgraingerSKU: , mscSKU: , zoro_no: G5118312, mongo_id: 65bbe67e3aaddbd5a903301e
$2.42 / eachWeb price1/2" Compression Low Lead Brass NutSKU G5118312Categories Nut , Raw MaterialsDescription Nut, Application Potable Water, Fitting Material Brass, Maximum Operating Pressure 200 psi, Maximum Operating Temperature 250 Degrees F, Overall Length 3/8 in, Thread Size 11/16-20, Specific Fitting Shape Nut, System of Measurement Imperial, Compatible Tube Outer Diameter 1/2 in, Standards NSF/ANSI 61 Annex G, Compatible Tube Material Aluminum, Copper, Thermoplastic, Fitting Connection Type Compression, Hex Size 3/4 in, Minimum Operating Temperature 65 Degrees FgraingerSKU: , mscSKU: , zoro_no: G5118312, mongo_id: 65bbe67e3aaddbd5a903301e
$2.42 / eachWeb price -
Nut, Bubble Flare, M12 x 1.0 Thread, PK4
SKU G6391911Categories NutDescription Brake Line Nut, Application Brake Line, Fitting Thread Size M12-1, Fitting Material Steel, Hex Size 1/4 in, Maximum Operating Pressure 3,000 psi, Maximum Operating Temperature 200 Degrees F, Specific Fitting Shape Nut, Compatible Auto Systems Motorized Vehicles, Compatible Tube Outer Diameter 1/4 in, Fitting Connection Type Inverted Flare, Minimum Operating Temperature 40 Degrees F, Package Quantity 4graingerSKU: 52HH09, mscSKU: , zoro_no: G6391911, mongo_id: 65bbe73d9a749db8227295a6
$10.74 / eachWeb priceNut, Bubble Flare, M12 x 1.0 Thread, PK4SKU G6391911Categories NutDescription Brake Line Nut, Application Brake Line, Fitting Thread Size M12-1, Fitting Material Steel, Hex Size 1/4 in, Maximum Operating Pressure 3,000 psi, Maximum Operating Temperature 200 Degrees F, Specific Fitting Shape Nut, Compatible Auto Systems Motorized Vehicles, Compatible Tube Outer Diameter 1/4 in, Fitting Connection Type Inverted Flare, Minimum Operating Temperature 40 Degrees F, Package Quantity 4graingerSKU: 52HH09, mscSKU: , zoro_no: G6391911, mongo_id: 65bbe73d9a749db8227295a6
$10.74 / eachWeb price -
Nut, Inverted Flare, 9/16"-18 Thread, PK4
SKU G6392185Categories NutDescription Brake Line Nut, Application Brake Line, Fitting Thread Size 9/16-18, Fitting Material Steel, Hex Size 3/16 in, Maximum Operating Pressure 3,000 psi, Maximum Operating Temperature 200 Degrees F, Specific Fitting Shape Flared Nut, Compatible Auto Systems Motorized Vehicles, Compatible Tube Outer Diameter 3/16 in, Fitting Connection Type Inverted Flare, Minimum Operating Temperature 40 Degrees F, Package Quantity 4graingerSKU: , mscSKU: , zoro_no: G6392185, mongo_id: 65bbe6183aaddbd5a90081fe
$8.56 / eachWeb priceNut, Inverted Flare, 9/16"-18 Thread, PK4SKU G6392185Categories NutDescription Brake Line Nut, Application Brake Line, Fitting Thread Size 9/16-18, Fitting Material Steel, Hex Size 3/16 in, Maximum Operating Pressure 3,000 psi, Maximum Operating Temperature 200 Degrees F, Specific Fitting Shape Flared Nut, Compatible Auto Systems Motorized Vehicles, Compatible Tube Outer Diameter 3/16 in, Fitting Connection Type Inverted Flare, Minimum Operating Temperature 40 Degrees F, Package Quantity 4graingerSKU: , mscSKU: , zoro_no: G6392185, mongo_id: 65bbe6183aaddbd5a90081fe
$8.56 / eachWeb price -
Nut, Inverted Flare, 1/2"-20 Thread Sz, PK4
SKU G6392191Categories NutDescription Brake Line Nut, Application Brake Line, Fitting Thread Size 1/2-20, Fitting Material Steel, Hex Size 3/16 in, Maximum Operating Pressure 3,000 psi, Maximum Operating Temperature 200 Degrees F, Specific Fitting Shape Flared Nut, Compatible Auto Systems Motorized Vehicles, Compatible Tube Outer Diameter 3/16 in, Fitting Connection Type Inverted Flare, Minimum Operating Temperature 40 Degrees F, Package Quantity 4graingerSKU: 52HG80, mscSKU: , zoro_no: G6392191, mongo_id: 65bbe7c33aaddbd5a90b401f
$9.99 / eachWeb priceNut, Inverted Flare, 1/2"-20 Thread Sz, PK4SKU G6392191Categories NutDescription Brake Line Nut, Application Brake Line, Fitting Thread Size 1/2-20, Fitting Material Steel, Hex Size 3/16 in, Maximum Operating Pressure 3,000 psi, Maximum Operating Temperature 200 Degrees F, Specific Fitting Shape Flared Nut, Compatible Auto Systems Motorized Vehicles, Compatible Tube Outer Diameter 3/16 in, Fitting Connection Type Inverted Flare, Minimum Operating Temperature 40 Degrees F, Package Quantity 4graingerSKU: 52HG80, mscSKU: , zoro_no: G6392191, mongo_id: 65bbe7c33aaddbd5a90b401f
$9.99 / eachWeb price -
Nut, Inverted Flare, 7/16"-24L Thread, PK4
SKU G6391948Categories NutDescription Brake Line Nut, Application Brake Line, Fitting Thread Size 7/16-24, Fitting Material Steel, Hex Size 1/4 in, Maximum Operating Pressure 3,000 psi, Maximum Operating Temperature 200 Degrees F, Specific Fitting Shape Flared Nut, Compatible Auto Systems Motorized Vehicles, Compatible Tube Outer Diameter 1/4 in, Fitting Connection Type Inverted Flare, Minimum Operating Temperature 40 Degrees F, Package Quantity 4graingerSKU: 52HH06, mscSKU: , zoro_no: G6391948, mongo_id: 65bbe92322d7a989a9939446
$10.36 / eachWeb priceNut, Inverted Flare, 7/16"-24L Thread, PK4SKU G6391948Categories NutDescription Brake Line Nut, Application Brake Line, Fitting Thread Size 7/16-24, Fitting Material Steel, Hex Size 1/4 in, Maximum Operating Pressure 3,000 psi, Maximum Operating Temperature 200 Degrees F, Specific Fitting Shape Flared Nut, Compatible Auto Systems Motorized Vehicles, Compatible Tube Outer Diameter 1/4 in, Fitting Connection Type Inverted Flare, Minimum Operating Temperature 40 Degrees F, Package Quantity 4graingerSKU: 52HH06, mscSKU: , zoro_no: G6391948, mongo_id: 65bbe92322d7a989a9939446
$10.36 / eachWeb price -
Nut, Inverted Flare, 1/4" Tube Size, PK4
SKU G6391957Categories NutDescription Brake Line Nut, Application Brake Line, Fitting Thread Size 7/16-24, Fitting Material Steel, Hex Size 1/4 in, Maximum Operating Pressure 3,000 psi, Maximum Operating Temperature 200 Degrees F, Specific Fitting Shape Flared Nut, Compatible Auto Systems Motorized Vehicles, Compatible Tube Outer Diameter 1/4 in, Fitting Connection Type Inverted Flare, Minimum Operating Temperature 40 Degrees F, Package Quantity 4graingerSKU: 52HH05, mscSKU: , zoro_no: G6391957, mongo_id: 65bbe6a13aaddbd5a9041577
$7.36 / eachWeb priceNut, Inverted Flare, 1/4" Tube Size, PK4SKU G6391957Categories NutDescription Brake Line Nut, Application Brake Line, Fitting Thread Size 7/16-24, Fitting Material Steel, Hex Size 1/4 in, Maximum Operating Pressure 3,000 psi, Maximum Operating Temperature 200 Degrees F, Specific Fitting Shape Flared Nut, Compatible Auto Systems Motorized Vehicles, Compatible Tube Outer Diameter 1/4 in, Fitting Connection Type Inverted Flare, Minimum Operating Temperature 40 Degrees F, Package Quantity 4graingerSKU: 52HH05, mscSKU: , zoro_no: G6391957, mongo_id: 65bbe6a13aaddbd5a9041577
$7.36 / eachWeb price -
Nut, Inverted Flare, 7/16"-24 Thread, PK4
SKU G6391966Categories NutDescription Brake Line Nut, Application Brake Line, Fitting Thread Size 7/16-24, Fitting Material Steel, Hex Size 1/4 in, Maximum Operating Pressure 3,000 psi, Maximum Operating Temperature 200 Degrees F, Specific Fitting Shape Flared Nut, Compatible Auto Systems Motorized Vehicles, Compatible Tube Outer Diameter 1/4 in, Fitting Connection Type Inverted Flare, Minimum Operating Temperature 40 Degrees F, Package Quantity 4graingerSKU: , mscSKU: , zoro_no: G6391966, mongo_id: 65bbe6183aaddbd5a9008200
$8.61 / eachWeb priceNut, Inverted Flare, 7/16"-24 Thread, PK4SKU G6391966Categories NutDescription Brake Line Nut, Application Brake Line, Fitting Thread Size 7/16-24, Fitting Material Steel, Hex Size 1/4 in, Maximum Operating Pressure 3,000 psi, Maximum Operating Temperature 200 Degrees F, Specific Fitting Shape Flared Nut, Compatible Auto Systems Motorized Vehicles, Compatible Tube Outer Diameter 1/4 in, Fitting Connection Type Inverted Flare, Minimum Operating Temperature 40 Degrees F, Package Quantity 4graingerSKU: , mscSKU: , zoro_no: G6391966, mongo_id: 65bbe6183aaddbd5a9008200
$8.61 / eachWeb price -
Nut, 1/4 In Connectin, PK24
SKU G7945192Categories NutDescription Fitting, Compatible with Grainger Part Number 29FJ80, 29FJ81, 29FJ82, 29FJ83, 29FJ84, 29FJ85, 33TH67, 35PF94, 35PF95, 35PF96, 35PF97, 35U534, 35U535, 35U536, 35U539, 35U540, 35U542, 35U543, 35U545, 35U546, 35U547, 35U549, 35U552, 38M002, 38M003, 38M004, 397R22, 397R23, 481H74, 481H75, 4NA11, 4NA12, 4NA13, 4NA14, 4NA15, 4NA16, 4VZG1, 4VZG2, 4VZG3, 4VZG4, 4VZG5, 4VZG6, 4VZG7, 52XH64, 52XH65, 52XH66, 52XH67, 52XH68, 790PL3, 790PL4, 790PL5, 790PL6, 790PL7, 790PL8, 790PL9, 790PM0graingerSKU: 21YA34, mscSKU: , zoro_no: G7945192, mongo_id: 65bbea5e22d7a989a99adf20
$67.69 / eachWeb priceNut, 1/4 In Connectin, PK24SKU G7945192Categories NutDescription Fitting, Compatible with Grainger Part Number 29FJ80, 29FJ81, 29FJ82, 29FJ83, 29FJ84, 29FJ85, 33TH67, 35PF94, 35PF95, 35PF96, 35PF97, 35U534, 35U535, 35U536, 35U539, 35U540, 35U542, 35U543, 35U545, 35U546, 35U547, 35U549, 35U552, 38M002, 38M003, 38M004, 397R22, 397R23, 481H74, 481H75, 4NA11, 4NA12, 4NA13, 4NA14, 4NA15, 4NA16, 4VZG1, 4VZG2, 4VZG3, 4VZG4, 4VZG5, 4VZG6, 4VZG7, 52XH64, 52XH65, 52XH66, 52XH67, 52XH68, 790PL3, 790PL4, 790PL5, 790PL6, 790PL7, 790PL8, 790PL9, 790PM0graingerSKU: 21YA34, mscSKU: , zoro_no: G7945192, mongo_id: 65bbea5e22d7a989a99adf20
$67.69 / eachWeb price -
Williams Nut Driver, 7/16x3"
SKU G7129669Categories NutDescription Nut Driver,7/16x3 In.$17.24 / eachWeb priceWilliams Nut Driver, 7/16x3"SKU G7129669Categories NutDescription Nut Driver,7/16x3 In.$17.24 / eachWeb price -
Nut, 1-31/50 In, Brass
SKU G5253367Categories Nut , Raw MaterialsDescription Nut, Color Gold, Connection Type Bolt, Connection Material Steel, Features 5/16 in - 18 x 9/16 in Inside Thread, Connects Power Accessories Directly to Battery, Fits Battery Bolt, Precision-Machined from Solid Brass, Select From Three Input Threads, Standards RoHS, Attachment Type Top, Compatible Product Type Battery, Includes Zinc Plated Steel Nut and Washer, Length 1 5/8 in, Material Brass, Overall Height 1 5/8 in, Stud Size 5/16 In.-18 x 9/16 in, Width 1/2 ingraingerSKU: 25KD87, mscSKU: , zoro_no: G5253367, mongo_id: 65bbe8479a749db822783765
$5.36 / eachWeb priceNut, 1-31/50 In, BrassSKU G5253367Categories Nut , Raw MaterialsDescription Nut, Color Gold, Connection Type Bolt, Connection Material Steel, Features 5/16 in - 18 x 9/16 in Inside Thread, Connects Power Accessories Directly to Battery, Fits Battery Bolt, Precision-Machined from Solid Brass, Select From Three Input Threads, Standards RoHS, Attachment Type Top, Compatible Product Type Battery, Includes Zinc Plated Steel Nut and Washer, Length 1 5/8 in, Material Brass, Overall Height 1 5/8 in, Stud Size 5/16 In.-18 x 9/16 in, Width 1/2 ingraingerSKU: 25KD87, mscSKU: , zoro_no: G5253367, mongo_id: 65bbe8479a749db822783765
$5.36 / eachWeb price -
Nut Lock Bearing
SKU G5519311Categories NutDescription Nut Lock Bearing, Fits Brand Hobart, For Use With Mfr. Model Number 4352, D330, D340, D340C, HL400, HL400C, HL600, HL600AUS, HL600C, HL600CE, HL661, HL662, HL662CE$35.94 / eachWeb priceNut Lock BearingSKU G5519311Categories NutDescription Nut Lock Bearing, Fits Brand Hobart, For Use With Mfr. Model Number 4352, D330, D340, D340C, HL400, HL400C, HL600, HL600AUS, HL600C, HL600CE, HL661, HL662, HL662CE$35.94 / eachWeb price -
Nut Lock
SKU G4826838Categories NutDescription Nut Lock, Fits Brand Hobart, For Use With Mfr. Model Number 2919SC, 6115, 6430, 6460, C44A, C44AW, C54A, DEC1, DEC5, DGC1, DGC5, DGC5X, HEC40, HEC40D, HEC5, HEC5D, HEC5DX, HEC5X, HEC60, HEC60D, HECV5X, HGC40D, HGC5, HGC5D, HGC5DX, HGC5X, HGC60, HGC60DgraingerSKU: , mscSKU: , zoro_no: G4826838, mongo_id: 65bbe95522d7a989a994af05
$3.44 / eachWeb priceNut LockSKU G4826838Categories NutDescription Nut Lock, Fits Brand Hobart, For Use With Mfr. Model Number 2919SC, 6115, 6430, 6460, C44A, C44AW, C54A, DEC1, DEC5, DGC1, DGC5, DGC5X, HEC40, HEC40D, HEC5, HEC5D, HEC5DX, HEC5X, HEC60, HEC60D, HECV5X, HGC40D, HGC5, HGC5D, HGC5DX, HGC5X, HGC60, HGC60DgraingerSKU: , mscSKU: , zoro_no: G4826838, mongo_id: 65bbe95522d7a989a994af05
$3.44 / eachWeb price