SAE approved alloy coil spring steel. Greater resistance to high temperature. Zinc; yellow plating for corrosion resistance. Not brittle at low temperature. Per package of 50. SKU: 42612802 MFG: 76176 Shop more products by Imperial. Best online store to shop construction hardware equipments. Save big with Life and Home discount coupons SHARE Share on Facebook Tweet on Twitter Share on Google+ Pin on Pinterest Shipping not available to AK,AE,AA,AE,AE,AE,AP,GU,HI,PR,VI Free shipping over $35 Sold out $0.34 Quantity Sold Out Sold out Request a Bulk Quote Thank you for your quote request. We will be in touch. DETAILS Description DESCRIPTION Highlights: Size: 5/8" For use with Grade 8 Fasteners SAE approved alloy coil spring steel Tempered for non-linking positive locking Greater resistance to high temperature Not brittle at low temperature Greater resistance to loosening from vibration Tighter assemblies due to greater bolt tension per unit of torque Zinc; yellow plating for corrosion resistance ASME B18.21.1 approved ASTM B633 Type II SC1 Per package of 50 FEATURES MFR: 76176 SKU: 42612802 Brand: Imperial