221-.187-SS-12A

View detailed technical data, stock status, and sourcing information for: 221-.187-SS-12A
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-574-3763

Item Name Code

13393

Assigment Date

05/27/2009 (17 years ago)

An electrical fitting with electrical contacts constructed to be affixed to the end of a cable, conduit, coaxial line, cord, wire (includes printed/etched), printed wiring board, or the like for convenience in joining with another electrical connector or printed wiring board. It is designed to be mounted on a bulkhead, chassis, panel, wall, printed wiring board, or the like. Excludes:lampholder; jack,telephone; jack,tip; insert electrical connector; insert module,electrical connector; connector body (as modified) and socket,plug-in electronic components. See also wiring harness (as modified) and cable assembly (as modified). For items with termination wires of more than four inches in length, see lead assembly,electrical. For items without inserts, see shell,electrical connector.

round center hole shape style, 0.187 inches nominal thickness, rectangular cross-sectional shape style, round peripheral shape style, 0.255 inches nominal hole diameter

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
Hole Diameter: 0.255 inches nominal
Peripheral Shape Style: round
Center Hole Shape Style: round
Thickness: 0.187 inches nominal
Overall Diameter: 0.375 inches nominal
End Item Identification: 5895-01-530-6459 terminal, satellite communication
Part Name Assigned By Controlling Agency: flat washer
Material: steel corrosion resisting overall
Surface Treatment: passivate overall

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
221-.187-SS-12A	Flat Washer

FAQs

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

What is the FSCG of the NSN 5310-01-574-3763?

The FSCG of the NSN 5310-01-574-3763 is 5310

Does the NSN 5310-01-574-3763 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-01-574-3763 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 5310-01-574-3763 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-574-3763 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 5310-01-574-3763 was assigned to the Federal Catalog?

It was assigned 17 years ago, on Wed, May 27, 2009