3180013-4

View detailed technical data, stock status, and sourcing information for: 3180013-4
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5325 Fastening Devices

National Stock Number

5325-01-399-0135

Item Name Code

07623

Assigment Date

11/15/1994 (31 years ago)

A circular-shaped item designed to maintain predetermined distance between assembled parts and/or for distributing pressure or preventing endwise movement between member parts. It has a solid cross-section and two flat parallel bearing surfaces. The distance between the bearing surfaces perpendicular to the axis of the centrally located hole shall not exceed 25 percent of the outside diameter. The diameter of the centrally located hole must exceed 75 percent of the outside diameter. Excludes:laminated items. For items manufactured from impregnated graphite or lubricated nonmetallic materials, excluding felt or plastics, see gasket. For items manufactured from lubricated plastics, see bearing, washer, thrust. For items manufactured from lubricated felt, see felt, mechanical, preformed. Excludes:disk, valve; insulator washer; and shim. See also spacer, plate and spacer, sleeve.

0.044 inches minimum and 0.045 inches maximum major thickness, 3.900 inches nominal outside diameter, 3.850 inches nominal inside diameter, not casehardened casehardening indicator, rectangular cross-sectional shape style

Product Characteristics

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

Cross-Sectional Shape Style: rectangular
Inside Diameter: 3.850 inches nominal
Casehardening Indicator: not casehardened
Outside Diameter: 3.900 inches nominal
Major Thickness: 0.044 inches minimum and 0.045 inches maximum
End Style: 90 degree parallel
Ring Style: straight gap
Usage Design: internal
Material: steel comp 631
Material Document And Classification: ams 5528 assn std single material response
Surface Treatment: passivate

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
3180013-4	Retaining Ring

FAQs

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

What is the FSCG of the NSN 5325-01-399-0135?

The FSCG of the NSN 5325-01-399-0135 is 5325

Does the NSN 5325-01-399-0135 have a Schedule B code assigned?

Yes, the Schedule B code is 9606100000

Does NSN 5325-01-399-0135 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 5325-01-399-0135 contain precious materials?

Item does not contain precious metal.

Does NSN 5325-01-399-0135 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 5325-01-399-0135 was assigned to the Federal Catalog?

It was assigned 31 years ago, on Tue, Nov 15, 1994