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Ships within 48 hours · Estimated delivery Aug 24 - Aug 29
* Coating: Zinc & wax
this lock washer is ideal for a wide range of fastening tasks
It is designed for use in metal applications and features a unique thread-forming design that eliminates the need for tapping
The screw is made from 18-8 stainless steel
The undercut design helps to prevent the screw from backing out
B5/16-18 x 4 MS90728, Alloy Steel B1821 Coarse Cap Screw Per ASTM A354BD Zinc Yellow DFAR 1PT * Coating: Zinc & waxB5 16 18 x 4 MS90728 is a coarse thread cap screw made of alloy steel B1821, meeting the specifications of ASTM A354BD. It has a diameter of 5 16 inches, a length of 4 inches, and a zinc yellow dichromate finish. This screw is designed for use in high strength applications, such as in machinery, automotive, and construction industries. It provides excellent corrosion resistance and durability, ensuring a secure and reliable connection.
