3/8 Thick Heavy Duty Thru Hardened SAE Washers Zinc Yellow Made In USA 3/8-16-2 9 property class indicates a

9 property class indicates a tensile strength of 1000 N/mm² and a yield strength of 900 N/mm²

it offers superior resistance to corrosion and rust

These notches allow a cotter pin to be inserted through the nut and the bolt

The M6 x 40 DIN 931 8

The 3/8-16 x 7 Hex Tap Bolt Grade 8 Fully Threaded Zinc Yellow is a high-strength fastener designed for demanding applications

3/8 Thick Heavy Duty Thru Hardened SAE Washers Zinc Yellow Made In USA 3/8-16-2 9 property class indicates aThese 3 8" thick heavy duty thru hardened SAE washers are made from durable steel and feature a zinc yellow finish for corrosion resistance. Manufactured in the USA, these washers are designed to withstand high loads and provide excellent support for bolted connections. Their precision machined surfaces ensure a snug fit and reliable performance. Ideal for heavy duty applications in construction, machinery, and automotive industries.