National Bolt & Nut Corporation

National Bolt & Nut Corporation manufactures a broad selection of custom nuts and washers that meet various applications and market needs. If an application requires a custom nut, National Bolt & Nut can deliver with our variety of design options. Read more...

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CORE Manufacturing

100% Domestic Melt and Manufacture, Made in USA, Certified

Hex Jam Nut, Heavy Hex Jam Nut, Lock Nut, Custom

Dimensions: ASME B18.2.2, MIL-STD, FED-STD, CORE-STD, Customer Drawing/Requirements

Stocking Sizes: 1/4” (M6) through 6” (M150) Nominal Diameter

Stocking Grades: A194 GR-2, A563 GR-A, A563 GR-DH, A194 GR-2H, A563 GR-DH3, A194 GR-7 Read more...

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CORE Manufacturing

100% Domestic Melt and Manufacture, Made in USA, Certified

Hex Slotted Nut, Heavy Hex Slotted Nut, Custom

Dimensions: ASME B18.2.2, MIL-STD, FED-STD, CORE-STD, Customer Drawing/Requirements

Stocking Sizes: 1/2” (M12) through 6” (M150) Nominal Diameter

Stocking Grades: A194 GR-2, A563 GR-A, A563 GR-DH, A194 GR-2H, A563 GR-DH3, A194 GR-7 Read more...

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CORE Manufacturing

100% Domestic Melt and Manufacture, Made in USA, Certified

Square Nut, Heavy Square Nut, Custom

Dimensions: ASME B18.2.2, MIL-STD, FED-STD, CORE-STD, Customer Drawing/Requirements

Stocking Sizes: 1/4” (M6) through 6” (M150) Nominal Diameter

Stocking Grades: A194 GR-2, A563 GR-A, A563 GR-DH, A194 GR-2H, A563 GR-DH3, A194 GR-7 Read more...

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CORE Manufacturing

100% Domestic Melt and Manufacture, Made in USA, Certified

Hex Cap Nut, Square Cap Nut, Hex Socket Cap Nut, Square Socket Cap Nut, Custom

Dimensions: CORE-STD, Customer Drawing/Requirements Read more...

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CORE Manufacturing

100% Domestic Melt and Manufacture, Made in USA, Certified

Drilled Spanner Nut, Slotted Spanner Nut, Spanner Lock, Custom

Dimensions: CORE-STD, Customer Drawing/Requirements Read more...

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CORE Manufacturing

100% Domestic Melt and Manufacture, Made in USA, Certified

Round Nut, Special Nut, Left Hand Thread, CORE-STD, Custom

Dimensions: CORE-STD, Customer Drawing/Requirements Read more...

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CORE Manufacturing

100% Domestic Melt and Manufacture, Made in USA, Certified

Hex Nut, Heavy Hex Nut, Hex Flat Nut, Hex Thick Nut, T.I.R. Nut, Custom

Dimensions: ASME B18.2.2, MIL-STD, FED-STD, CORE-STD, Customer Drawing/Requirements

Stocking Sizes: 1/4” (M6) through 6” (M150) Nominal Diameter

Stocking Grades: A194 GR-2, A563 GR-A, A563 GR-DH, A194 GR-2H, A563 GR-DH3... Read more...

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CORE Manufacturing

100% Domestic Melt and Manufacture, Made in USA, Certified

Coupler, Coupling Nut, Sleeve Nut, Turnbuckle

Dimensions: ASME B18.2.2, CORE-STD, Customer Drawing/Requirements Read more...

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