SCREWS & BOLTS
- SCREWS
- BOLTS
1"x 3-1/2"
THREADED ROD
NUTS
- HEX NUTS
  - FINISHED HEX NUTS
    - STEEL
      - 1/4" DIAMETER
        
        1/4"-20
        
        1/4"-28
      - 5/16" DIAMETER
        
        5/16"-18
        
        5/16"-24
      - 3/8" DIAMETER
        
        3/8"-16
        
        3/8"-24
      - 7/16" DIAMETER
        
        7/16"-14
        
        7/16"-20
      - 1/2" DIAMETER
        
        1/2"-13
        
        1/2"-20
      - 9/16" DIAMETER
        
        9/16"-12
        
        9/16"-18
      - 5/8" DIAMETER
        
        5/8"-11
        
        5/8"-18
      - 3/4" DIAMETER
        
        3/4"-10
        
        3/4"-16
      - 7/8" DIAMETER
        
        7/8"-9
        
        7/8"-14
      - 1" DIAMETER
        
        1"-8
        
        1"-14
      - 1-1/8" DIAMETER
        
        1-1/8"-7
        
        1-1/8"-12
      - 1-1/4" DIAMETER
        
        1-1/4"-7
        
        1-1/4"-12
      - 1-3/8" DIAMETER
        
        1-3/8"-6
        
        1-3/8"-12
      - 1-1/2" DIAMETER
        
        1-1/2"-6
        
        1-1/2"-12
      - 1-3/4" DIAMETER
        
        1-3/4"-5
        
        1-3/4"-12
      - 1-7/8" DIAMETER
        
        1-7/8"-5
      - 2" DIAMETER
        
        2"-4.5
        
        2"-12
      - 2-1/4" DIAMETER
        
        2-1/4"-4.5
        
        2-1/4"-12
      - 2-1/2" DIAMETER
        
        2-1/2"-4
        
        2-1/2"-12
      - 2-3/4" DIAMETER
        
        2-3/4"-4
        
        2-3/4"-12
      - 3" DIAMETER
        
        3"-12
    - GRADE 5
      - 1/4" DIAMETER
        
        1/4"-20
        
        1/4"-28
      - 5/16" DIAMETER
        
        5/16"-18
        
        5/16"-24
      - 3/8" DIAMETER
        
        3/8"-16
        
        3/8"-24
      - 7/16" DIAMETER
        
        7/16"-14
        
        7/16"-20
      - 1/2" DIAMETER
        
        1/2"-13
        
        1/2"-20
      - 9/16" DIAMETER
        
        9/16"-12
        
        9/16"-18
      - 5/8" DIAMETER
        
        5/8"-11
        
        5/8"-18
      - 3/4" DIAMETER
        
        3/4"-10
        
        3/4"-16
      - 7/8" DIAMETER
        
        7/8"-9
        
        7/8"-14
      - 1" DIAMETER
        
        1"-8
        
        1"-14
      - 1-1/8" DIAMETER
        
        1-1/8"-12
      - 1-1/4" DIAMETER
        
        1-1/4"-7
      - 1-1/2" DIAMETER
        
        1-1/2"-6
      - 1-3/4" DIAMETER
        
        1-3/4"-12
    - GRADE 8
      - 1/4"
        
        1/4"-20
        
        1/4"-28
      - 5/16"
        
        5/16"-18
        
        5/16"-18
      - 3/8"
        
        3/8"-16
        
        3/8"-24
      - 7/16"
        
        7/16"-14
        
        7/16"-20
      - 1/2"
        
        1/2"-13
        
        1/2"-20
      - 9/16"
        
        9/16"-12
        
        9/16"-18
      - 5/8"
        
        5/8"-11
        
        5/8"-18
      - 3/4"
        
        3/4"-10
        
        3/4"-16
      - 7/8"
        
        7/8"-9
        
        7/8"-14
      - 1"
        
        1"-8
        
        1"-14
        
        1"-12
      - 1-1/8"
        
        1-1/8"-7
        
        1-1/8"-12
      - 1-1/4"
        
        1-1/4"-7
        
        1-1/4"-12
      - 1-3/8"
        
        1-3/8"-6
        
        1-3/8"-12
      - 1-1/2"
        
        1-1/2"-6
        
        1-1/2"-12
      - 1-3/4"
        
        1-3/4"-5
        
        1-3/4"-12
      - 2"
        
        2"-4.5
        
        2"-10
      - 2-1/4"
        
        2-1/4"-4.5
        
        2-1/4"-12
      - 2-1/2"
        
        2-1/2"-4
        
        2-1/2"-12
    - STAINLESS STEEL
      - 1/4"
        
        1/4"-20
        
        1/4"-28
      - 5/16"
        
        5/16"-18
        
        5/16"-24
      - 3/8"
        
        3/8"-16
        
        3/8"-24
      - 7/16"
        
        7/16"-14
        
        7/16"-20
      - 1/2"
        
        1/2"-13
        
        1/2"-20
      - 9/16"
        
        9/16"-12
      - 5/8"
        
        5/8"-11
      - 3/4"
        
        3/4"-10
        
        3/4"-16
      - 7/8"
        
        7/8"-9
        
        7/8"-14
      - 1"
        
        1"-14
        
        1"-8
      - 1-1/8"
        
        1-1/8"-7
  - NYLON FINISHED HEX NUTS
  - MACHINE SCREW HEX NUTS
    - MACHINE SCREW HEX NUTS
      - STEEL
      - STAINLESS STEEL
      - BRASS
      - NYLON
    - SMALL-PATTERN HEX NUTS
      - STEEL
      - STAINLESS STEEL
  - HEAVY HEX NUTS
  - THIN HEX NUTS
    - JAM NUTS
    - HEAVY JAM NUTS
  - METRIC HEX NUTS
- LOCKNUTS
  - ALL METAL LOCKNUTS
    - STEEL
      - 5/16"
        
        5/16"-18
      - 3/8"
        
        3/8"-16
      - 7/16"
        
        7/16"-20
      - 9/16"
        
        9/16"-18
      - 3/4"
        
        3/4"-10
    - GRADE B
      - 1/4"
        
        1/4"-20
        
        1/4"-28
      - 5/16"
        
        5/16"-18
        
        5/16"-24
      - 3/8"
        
        3/8"-16
        
        3/8"-24
      - 7/16"
        
        7/16"-14
        
        7/16"-20
      - 1/2"
        
        1/2"-13
        
        1/2"-20
      - 9/16"
        
        9/16"-12
        
        9/16"-18
      - 5/8"
        
        5/8"-18
      - 7/8"
        
        7/8"-9
        
        7/8"-14
      - 1"
        
        1"-8
      - 1-1/2"
        
        1-1/2"-6
    - GRADE C
      - 1/4"
        
        1/4"-20
        
        1/4"-28
      - 5/16"
        
        5/16"-18
        
        5/16"-24
      - 3/8"
        
        3/8"-16
        
        3/8"-24
      - 7/16"
        
        7/16"-14
        
        7/16"-20
      - 1/2"
        
        1/2"-13
        
        1/2"-20
      - 9/16"
        
        9/16"-12
        
        9/16"-18
      - 5/8"
        
        5/8"-11
        
        5/8"-18
      - 3/4"
        
        3/4"-10
        
        3/4"-16
      - 7/8"
        
        7/8"-9
        
        7/8"-14
      - 1"
        
        1"-8
        
        1"-14
      - 1-1/8"
        
        1-1/8"-7
        
        1-1/8"-12
      - 1-1/4"
        
        1-1/4"-7
        
        1-1/4"-12
    - L9
      - 1/4"
        
        1/4"-20
        
        1/4"-28
      - 7/16"
        
        7/16"-14
    - STAINLESS STEEL
      - 3/8"
        
        3/8"-16
      - 1/2"
        
        1/2"-13
  - NYLON INSERT LOCKNUTS
    - STEEL
      - #2
        
        #2-56
      - #4
        
        #4-40
      - #5
        
        #5-40
      - #6
        
        #6-32
      - #8
        
        #8-32
      - #10
        
        #10-24
        
        #10-32
      - #12
        
        #12-24
      - 1/4"
        
        1/4"-20
        
        1/4"-28
      - 5/16"
        
        5/16"-18
        
        5/16"-24
      - 3/8"
        
        3/8"-16
        
        3/8"-24
      - 7/16"
        
        7/16"-14
        
        7/16"-20
      - 1/2"
        
        1/2"-13
        
        1/2"-20
      - 9/16"
        
        9/16"-12
        
        9/16"-18
      - 5/8"
        
        5/8"-11
        
        5/8"-18
      - 3/4"
        
        3/4"-10
        
        3/4"-16
      - 7/8"
        
        7/8"-9
        
        7/8"-14
      - 1"
        
        1"-8
        
        1"-14
      - 1-1/8"
        
        1-1/8"-7
        
        1-1/8"-12
      - 1-1/4"
        
        1-1/4"-7
        
        1-1/4"-12
      - 1-3/8"
        
        1-3/8"-6
      - 1-1/2"
        
        1-1/2"-6
        
        1-1/2"-12
    - GRADE 8
      - 1/4"
        
        1/4"-20
        
        1/4"-28
      - 5/16"
        
        5/16"-18
        
        5/16"-24
      - 3/8"
        
        3/8"-16
        
        3/8"-24
      - 7/16"
        
        7/16"-14
        
        7/16"-20
      - 1/2"
        
        1/2"-13
        
        1/2"-20
      - 9/16"
        
        9/16"-12
        
        9/16"-18
      - 5/8"
        
        5/8"-11
      - 3/4"
        
        3/4"-10
        
        3/4"-16
      - 7/8"
        
        7/8"-9
      - 1"
        
        1"-8
        
        1"-14
    - STAINLESS STEEL
      - #4
        
        #4-40
      - #6
        
        #6-32
      - #8
        
        #8-32
      - #10
        
        #10-24
        
        #10-32
      - #12
        
        #12-24
      - 1/4"
        
        1/4"-20
        
        1/4"-28
      - 5/16"
        
        5/16"-18
        
        5/16"-24
      - 3/8"
        
        3/8"-16
        
        3/8"-24
      - 7/16"
        
        7/16"-14
        
        7/16"-20
      - 1/2"
        
        1/2"-13
        
        1/2"-20
      - 9/16"
        
        9/16"-12
      - 5/8"
        
        5/8"-11
      - 3/4"
        
        3/4"-10
      - 1"
        
        1"-8
    - METRIC NYLON INSERT LOCKNUTS
  - NYLON INSERT HEAVY LOCKNUTS
  - NYLON INSERT THIN LOCKNUTS
    - STEEL
    - STAINLESS STEEL
  - FLEX LOCKNUTS
  - KEP LOCKNUTS
    - STEEL
    - STAINLESS STEEL
  - FLANGE LOCKNUTS
- CASTLE & SLOTTED NUTS
  - CASTLE NUTS
    - STANDARD
      - 1/4"
      - 5/16"
      - 3/8"
      - 7/16"
      - 1/2"
      - 9/16"
      - 5/8"
      - 3/4"
      - 7/8"
      - 1"
      - 1-1/8"
      - 1-1/4"
      - 1-3/8"
    - GRADE 5
      - 1/2"
      - 9/16"
    - STAINLESS STEEL
      - 3/8"
      - 7/16"
      - 1/2"
    - METRIC
  - SLOTTED HEX NUTS
    - STANDARD
    - METRIC
- FLANGE NUTS
  - EASY ON FLANGE LOCKNUTS
  - SERRATED FLANGE LOCKNUTS
  - LARGE SERRATED FLANGE LOCKNUTS
  - FLANGE LOCKNUTS
- COUPLING NUTS
  - COUPLING NUTS
  - HIGH HEX NUTS
- ACORN NUTS
  - ACORN NUTS
- SQUARE NUTS
  - SQUARE NUTS
  - MACHINE SCREW SQUARE NUTS
  - METRIC SQUARE NUTS
- WING NUTS
  - WING NUTS
  - METRIC WING NUTS
  - LIGHT DUTY WING NUTS
  - FLANGE WING NUTS
- TAMPER RESISTANT NUTS
- CAPTIVE NUTS
- TEE NUTS
- ALLEN NUTS
- ACME NUTS
- PANEL & CONDUIT NUTS
- BARREL NUTS
- BALL NUTS
- PUSH NUTS
- SPEED NUTS
- CLIP NUTS
- T-SLOT NUTS
- EYE NUTS
- LUG NUTS
- WIRE NUTS
- PIPE LOCKNUTS
- WELD NUTS
WASHERS
- USS WASHERS
  - GRADE 8 (ALLOY)
    - PLAIN
      - 1-1/8"
      - 1-1/4"
      - 1-1/2"
      - 2"
    - ZINC YELLOW
      - 1/4"
      - 5/16"
      - 3/8"
      - 7/16"
      - 1/2"
      - 9/16"
      - 5/8"
      - 3/4"
      - 7/8"
      - 1"
      - 1-1/8"
      - 1-1/4"
      - 1-3/8"
      - 1-1/2"
  - STEEL
    - PLAIN
      - 1/4"
      - 5/16"
      - 3/8"
      - 7/16"
      - 1/2"
      - 9/16"
      - 5/8"
      - 3/4"
      - 7/8"
      - 1"
      - 1-1/8"
      - 1-1/4"
      - 1-3/8"
      - 1-1/2"
      - 1-3/4"
      - 2"
      - 2-1/4"
      - 2-1/2"
      - 2-3/4"
      - 3"
    - ZINC
      - #10
      - #12
      - 1/4"
      - 5/16"
      - 3/8"
      - 7/16"
      - 1/2"
      - 9/16"
      - 5/8"
      - 3/4"
      - 7/8"
      - 1"
      - 1-1/8"
      - 1-1/4"
      - 1-3/8"
      - 1-1/2"
      - 1-5/8"
      - 2-1/2"
    - GALVANIZED
      - 3/8"
      - 1/2"
      - 5/8"
      - 3/4"
      - 7/8"
      - 1"
      - 1-1/8"
    - BLACK OXIDE
      - #10
      - 1/4"
      - 5/16"
      - 3/8"
      - 1/2"
  - STAINLESS STEEL
    - 316 STAINLESS STEEL
      - 1/4"
      - 5/16"
      - 3/8"
      - 7/16"
      - 1/2"
      - 5/8"
      - 3/4"
      - 1"
    - 18-8 STAINLESS STEEL
      - #10
      - 1/4"
      - 5/16"
      - 3/8"
      - 7/16"
      - 1/2"
      - 9/16"
      - 5/8"
      - 3/4"
      - 7/8"
      - 1"
      - 1-1/8"
      - 1-1/4"
      - 1-1/2"
  - ALUMINUM
    - 1/4"
    - 5/16"
    - 3/8"
    - 1/2"
  - COPPER
    - 1/4"
    - 5/16"
    - 3/8"
    - 7/16"
    - 1/2"
    - 5/8"
  - BRASS
    - #10
    - 1/4"
    - 5/16"
    - 3/8"
    - 7/16"
    - 1/2"
  - SILICON BRONZE
    - 1/4"
    - 5/16"
    - 3/8"
    - 1/2"
    - 5/8"
  - NYLON
    - 1/4"
    - 5/16"
    - 3/8"
- SAE WASHERS
  - GRADE 8 (ALLOY)
    - PLAIN
      - 1"
    - ZINC YELLOW
      - 1/4"
      - 5/16"
      - 3/8"
      - 7/16"
      - 1/2"
      - 9/16"
      - 5/8"
      - 3/4"
      - 7/8"
      - 1"
      - 1-1/8"
      - 1-1/4"
      - 1-3/8"
      - 1-1/2"
      - 2-1/4"
  - STEEL
    - PLAIN
      - #4
      - #6
      - 1/4"
      - 5/16"
      - 3/8"
      - 7/16"
      - 1/2"
      - 9/16"
      - 5/8"
      - 3/4"
      - 7/8"
      - 1"
      - 1-1/8"
      - 1-1/4"
      - 1-3/8"
      - 1-1/2"
    - ZINC
      - #2
      - #3
      - #4
      - #5
      - #6
      - #8
      - #10
      - #12
      - 1/4"
      - 5/16"
      - 3/8"
      - 7/16"
      - 1/2"
      - 9/16"
      - 5/8"
      - 3/4"
      - 7/8"
      - 1"
      - 1-1/8"
      - 1-1/4"
      - 1-3/8"
    - BLACK OXIDE
      - #4
      - #10
      - #12
  - STAINLESS STEEL
    - #3
    - #4
    - #6
    - #8
    - #10
    - #12
    - 1/4"
    - 5/16"
    - 3/8"
    - 7/16"
    - 1/2"
    - 9/16"
    - 5/8"
    - 3/4"
    - 7/8"
    - 1"
  - BRASS
    - #2
    - #4
    - #5
    - #6
    - #8
    - #12
    - 1/4"
    - 5/16"
  - NYLON
    - #2
    - #6
    - #8
    - #10
    - 1/4"
    - 5/16"
    - 3/8"
    - 7/16"
    - 1/2"
    - 5/8"
- SPLIT LOCK WASHERS
  - GRADE 8 (ALLOY)
    - PLAIN
      - 3/8"
      - 1-1/8"
      - 1-1/4"
      - 1-1/2"
    - ZINC YELLOW
      - 1/4"
      - 5/16"
      - 3/8"
      - 7/16"
      - 1/2"
      - 9/16"
      - 5/8"
      - 3/4"
      - 7/8"
      - 1"
      - 1-1/8"
      - 1-3/8"
      - 1-1/2"
  - STEEL
    - PLAIN
      - #6
      - #10
      - 1/4"
      - 5/16"
      - 3/8"
      - 7/16"
      - 1/2"
      - 9/16"
      - 5/8"
      - 3/4"
      - 7/8"
      - 1"
      - 1-1/8"
      - 1-1/4"
      - 1-3/8"
      - 1-1/2"
      - 2"
      - 2-1/4"
      - 2-1/2"
      - 3"
    - ZINC
      - #2
      - #4
      - #5
      - #6
      - #8
      - #10
      - #12
      - 1/4"
      - 5/16"
      - 3/8"
      - 7/16"
      - 1/2"
      - 9/16"
      - 5/8"
      - 3/4"
      - 7/8"
      - 1"
      - 1-1/8"
      - 1-1/4"
      - 1-3/8"
      - 1-1/2"
    - GALVANIZED
      - 5/16"
      - 1/2"
      - 5/8"
      - 3/4"
  - STAINLESS STEEL
    - 316 STAINLESS STEEL
      - 1/4"
      - 5/16"
      - 3/8"
      - 7/16"
      - 1/2"
      - 5/8"
      - 3/4"
      - 7/8"
      - 1-1/8"
    - 18-8 STAINLESS STEEL
      - #4
      - #6
      - #8
      - #10
      - #12
      - 1/4"
      - 5/16"
      - 3/8"
      - 7/16"
      - 1/2"
      - 9/16"
      - 5/8"
      - 3/4"
      - 7/8"
      - 1"
  - SILICON BRONZE
    - #4
    - #6
    - #8
    - #10
    - 1/4"
    - 5/16"
    - 3/8"
    - 1/2"
    - 3/4"
- METRIC WASHERS
  - METRIC USS WASHERS
    - M2
    - M2.5
    - M3
    - M3.5
    - M4
    - M5
    - M6
    - M7
    - M8
    - M10
    - M12
    - M14
    - M16
    - M18
    - M20
    - M22
    - M24
    - M30
    - M36
  - METRIC SAE WASHERS
    - M14
    - M20
  - METRIC LOCK WASHERS
    - M2
    - M3
    - M4
    - M5
    - M6
    - M7
    - M8
    - M10
    - M12
    - M14
    - M16
    - M18
    - M20
    - M24
    - M30
  - METRIC SAE THRU-HARDENED THICK
    - M3
    - M4
    - M5
    - M6
    - M8
    - M10
    - M12
    - M20
- USS THRU-HARDENED THICK
  - GRADE 8 (ALLOY)
    - 1/4"
    - 5/16"
    - 3/8"
    - 7/16"
    - 1/2"
    - 9/16"
    - 5/8"
    - 3/4"
    - 7/8"
    - 1"
- SAE THRU-HARDENED THICK
  - GRADE 8 (ALLOY)
    - 1/4"
    - 5/16"
    - 3/8"
    - 7/16"
    - 1/2"
    - 9/16"
    - 5/8"
    - 3/4"
    - 7/8"
    - 1"
    - 1-1/8"
    - 1-1/2"
PINS
ABRASIVES & POLISHING
SERVICE PARTS
AUVECO PRODUCTS
NATIONAL HARDWARE

MACHINE SCREWS

PAN HEAD MACHINE SCREWS PAN HEAD Shop Now

FLAT HEAD MACHINE SCREWS FLAT HEAD Shop Now

OVAL HEAD MACHINE SCREWS OVAL HEAD Shop Now

ROUND HEAD MACHINE SCREWS ROUND HEAD Shop Now

HI-PROFILE FILLISTER & CHEESE FILLISTER & CHEESE HEAD Shop Now

TRUSS HEAD MACHINE SCREWS TRUSS HEAD Shop Now

BINDING HEAD MACHINE SCREWS BINDING HEAD Shop Now

HEX HEAD MACHINE SCREWS HEX HEAD Shop Now

View all items for MACHINE SCREWS

MACHINE SCREWS

More Products in MACHINE SCREWS