M40A
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A metric bolt is a type of fastener that is used to join two or more objects together. It is commonly used in machinery and equipment.
Metric class 8.8 bolts are also known as structural grade bolts.
They are made of quenched and tempered medium carbon steel and can be plated with a variety of materials, most commonly zinc.
Class 8.8 bolts see common use in a wide range of industries.
Depending on size, they have a proof load of 580-600 MPa, minimum yield strength of 640-660 MPa, and a minimum tensile strength of 800-830 MPa.
Since 1975, we've been serving thousands of customers across the U.S. and with over 5,000 different part numbers from more than 75 manufactures we're confident we have the parts you need. All parts are ready for immediate delivery.
K&N carries a full line of electrical terminals from 22 ga. thru 4/0, wire, cable, fuses, fasteners, cable ties, storage bins, brass parts, chemicals, abrasives and numerous other shop supplies.
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