Fabricated from steel and cadmium plated per QQ-P-416A, Type II, Class 3. AN310 castle nuts are used with drilled-shank bolts, clevis bolts, eye bolts and studs. The slots in the nut accommodate a cotter pin for safety purposes. The thinner AN320 castellated shear nut, with half the tensile rating of the AN310 nut, is used with clevis bolts and threaded taper pins which are subject to shearing stress only.
Less 20% for quantity 100/Part No.
All the nuts worked as designed with no defects. Thanks for the quick reimbursements on the AN310 nuts ordered by mistake. ACS is a great company. Jim has a reason to be proud of his staff!
The right side thanks
No problems, no hassles. Easy transaction. Quality parts.
Highest quality, great service, fast shipping & excellent prices
Fit exactly where we needed it.
its a nut..... it works for me