1/4-20 x 4 A307 Grade A Carriage Bolt Zinc Plated
- Details
- Specs
- FAQ
Details
1/4-20 x 4 A307 Grade A Carriage Bolt Zinc Plated . A307 Grade A Carriage Bolts are manufactured from low carbon steel to meet or exceed ASTM A307 Grade A. Material is manufactured with rolled threads. Lengths out to 6 inches will be fully threaded. Lengths over 6 to 12 inches will have 6 inches of thread. Zinc plated material will meet or exceed ASTM F1941. Hot-Dip Galvanized material will meet or exceed ASTM A153. Typical hardness will range from HRB 69-100 and a minimum tensile strength of 60,000 psi is required.
Specs
- Drill size 1/4
- Finish Zinc Plated
- Grade A
- Head diameter 0.594 - 0.563
- Head height 0.145 - 0.125
- Head type Round
- Length under head 4
- Material Low Carbon Steel
- Meets exceeds ASME B18.5
- Neck type Square
- Square height 0.156 - 0.125
- Square width 0.260 - 0.245
- Tensile strength 60,000 psi
- Thread size 1/4-20
FAQ
- How quickly can I receive this item?
- Great question! Just add your items to your cart. Proceed to checkout. Select a shipping method and you will see your delivery date.
- Where is this item made?
- Unless specifically indicated as "domestic USA" in the product details, all of our products are import material.
- What if I need to return this item?
- Not a problem at all. Send it back anytime! We have a "no hassle" return policy.
- Do you offer free shipping?
- We sure do! All orders of $25 or more ship free.