A washer, round in shape, having a centrally located hole. One bearing surface is flat, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. Either or both of the bearing surfaces must be broken by a counterbore, countersink, or similar shaped recess. The thickness of the shoulder (boss) must not exceed 25 percent of the shoulder (boss) diameter. For items having a shoulder (boss) of greater thickness, use bearing, sleeve; bushing, sleeve; or spacer, sleeve. Excludes insulator, washer and thrust type washers.
NSN: 5310-01-131-2957
What are the manufacturers of nsn 5310011312957?
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Does this nsn 5310011312957 have a shelf life? No. This NSN does not have an applicable shelf life. |
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What is the formal definition of nsn 5310011312957 A washer, round in shape, having a centrally located hole. one bearing surface is flat, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. either or both of the bearing surfaces must be broken by a counterbore, countersink, or similar shaped recess. the thickness of the shoulder (boss) must not exceed 25 percent of the shoulder (boss) diameter. for items having a shoulder (boss) of greater thickness, use bearing, sleeve; bushing, sleeve; or spacer, sleeve. excludes insulator, washer and thrust type washers. |
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Does nsn 5310011312957 contain any precious metals? No precious metal content. |
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Does nsn 5310011312957 contain any hazardous materials? No MSDS. No hazardous material. |
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What is the ESD classification of nsn 5310011312957? No known electrostatic discharge. |
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