1
Skip to main content

5/16''-18 Stainless Carriage Bolt

Stainless Steel Carriage Bolts: 18.8 Stainless Steel Carriage bolts have a round smooth head with a square neck under the head. The square neck keeps the bolt from turning as a nut is tightened. These bolts are Stainless Steel. They have the same advantages as a low carbon carriage bolt, but are used in environments which require greater corrosion resistance. Approved for use in treated lumber.

Grade:

304

Diameter:

5/16''

Material:

18.8 Stainless Steel

Thread Count:

18

Head Style:

Round with Square Neck

Thread Length:

Fully Threaded

Head Diameter:

0.688/0.719

Square Width:

0.307/0.324

Composition:

Steel alloy with 17-19% Chromium and 8-13% Nickel

Min.Yield PSI.:

65,000

Length is Measured from Under the Head to the Bottom of the Bolt including the square neck

Country of Origin varies; Country of Origin is subject to change
If plating is important please send an inquiry


Length/Size Price/Each Qty
3/4'' $ 0.34 1
1'' $ 0.38 1
1 1/2'' $ 0.46 1
2'' $ 0.50 1
2 1/2'' $ 0.63 1
3'' $ 0.68 1
3 1/2'' $ 0.73 1
Length/Size Price/Pkg Qty Qty
3/4'' $ 25.50 100
1'' $ 28.50 100
1 1/2'' $ 34.50 100
2'' $ 38.00 100
2 1/2'' $ 47.00 100
3'' $ 51.00 100
3 1/2'' $ 55.00 100
Length/Size Price/Case Qty Qty
3/4" $ 191.25 1000
1" $ 171.00 800
1 1/2" $ 155.25 600
2" $ 142.50 500
2 1/2" $ 141.00 400
3" $ 114.75 300
3 1/2" $ 123.75 300