5310-01-311-7348

Find complete technical information, availability, and procurement data for: 5310-01-311-7348
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-311-7348

Item Name Code

14218

Assigment Date

12/05/1989 (36 years ago)

A washer, round in shape, and having a centrally located hole. One bearing surface is flat and unbroken, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. 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.

0.365 inches minimum and 0.381 inches maximum outside diameter, 0.020 inches minimum and 0.025 inches maximum material thickness, forward power supply end item identification, 35.0 rockwell c minimum and 43.0 rockwell c maximum hardness rating, 0.195 inches minimum and 0.204 inches maximum hole diameter

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Hole Diameter: 0.195 inches minimum and 0.204 inches maximum
Outside Diameter: 0.365 inches minimum and 0.381 inches maximum
Material Thickness: 0.020 inches minimum and 0.025 inches maximum
End Item Identification: forward power supply
Hardness Rating: 35.0 rockwell c minimum and 43.0 rockwell c maximum
Material: steel or steel corrosion resisting overall
Surface Treatment: cadmium or passivate overall
Style Designator: flat internal teeth

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
6003665	Lock Washer

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5310-01-311-7348?

The FSCG of the NSN 5310-01-311-7348 is 5310

Does the NSN 5310-01-311-7348 have a Schedule B code assigned?

Yes, the Schedule B code is 7318210000

Does NSN 5310-01-311-7348 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 5310-01-311-7348 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-311-7348 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 5310-01-311-7348 was assigned to the Federal Catalog?

It was assigned 36 years ago, on Tue, Dec 5, 1989