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All Products
Fastener
- Type
  - Capscrews
    - Partial Threaded
    - Fully Threaded
- Metric
  - Grade 10.9
  - Grade 8.8
- Standard
  - Grade 5
  - Grade 8
  - Grade 9
- Material
  - Black Oxide
  - Plain
  - Stainless Steel
    - 316
  - Yellow Zinc
  - Zinc Plated
- Diameter
  - 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"
- Length
  - 1/4"
  - 3/8"
  - 7/16"
  - 1/2"
  - 5/8"
  - 3/4"
  - 7/8"
  - 1"
  - 1-1/4"
  - 1-1/2"
  - 1-3/4"
  - 2"
  - 2-1/4"
  - 2-1/2"
  - 2-3/4"
  - 3"
  - 3-1/4"
  - 3-1/2"
  - 3-3/4"
  - 4"

Products
Fastener
Diameter
5/16"

5/16"

Sort By: Featured

Featured Newest Arrivals Name (A-Z) Price - Low to High Price - High to Low

5/16"

[31NWEISLNYW] 5/16" X 0.43" Electrical-Insulating Sleeve Washer Nylon White

5/16" X 0.43" Electrical-Insulating Sleeve Washer Nylon White

Part #: 31NWEISLNYW

[31NWEISNYW] 5/16" X 0.18" Electrical-Insulating Sleeve Washer Nylon White

5/16" X 0.18" Electrical-Insulating Sleeve Washer Nylon White

Part #: 31NWEISNYW

[31NWNYW] 5/16" X 0.875" Nylon Plastic Flat Washer White

5/16" X 0.875" Nylon Plastic Flat Washer White

Part #: 31NWNYW

[25CNHHSS] 1/4"-20 Heavy Hex Nut Stainless Steel

1/4"-20 Heavy Hex Nut Stainless Steel

Part #: 25CNHHSS

[31C100BCAR5ZP] 5/16"-18 X 1" Carriage Bolt GR.5 ZP

5/16"-18 X 1" Carriage Bolt GR.5 ZP

Part #: 31C100BCAR5ZP

[31C125BELEFSS] 5/16"-18 X 1-1/4" Elevator Bolt W/Fangs Stainless Steel

5/16"-18 X 1-1/4" Elevator Bolt W/Fangs Stainless Steel

Part #: 31C125BELEFSS

Newest Arrivals

Price - Low to High

Price - High to Low

All Products
Fastener
- Type
  - Capscrews
    - Partial Threaded
    - Fully Threaded
- Metric
  - Grade 10.9
  - Grade 8.8
- Standard
  - Grade 5
  - Grade 8
  - Grade 9
- Material
  - Black Oxide
  - Plain
  - Stainless Steel
    - 316
  - Yellow Zinc
  - Zinc Plated
- Diameter
  - 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"
- Length
  - 1/4"
  - 3/8"
  - 7/16"
  - 1/2"
  - 5/8"
  - 3/4"
  - 7/8"
  - 1"
  - 1-1/4"
  - 1-1/2"
  - 1-3/4"
  - 2"
  - 2-1/4"
  - 2-1/2"
  - 2-3/4"
  - 3"
  - 3-1/4"
  - 3-1/2"
  - 3-3/4"
  - 4"

Explore

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253-301-2200

Profast Supply, Inc.

12228 Aqueduct Dr E,
Tacoma, WA 98445
United States