PartsTable TECHNICAL DATA SHEET

NSN 5310-01-179-2371Government record, cited

Washer, Shouldered5310-01-179-2371

NSN 5310-01-179-2371 · NIIN 011792371 · Part number 7721-11N

Freescale Semiconductor, Inc. · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 04713

Government record, cited

NSN 5310-01-179-2371 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-179-2371. Manufacturer of record part number: 7721-11N.

Also searched as 5310-01-179-2371 · 5310011792371 · NIIN 011792371 · 01-179-2371 · FSC 5310 Nuts and Washers · CAGE 04713 · 7721-11N · B51547F003

Nearby stock numbers ← 5310-01-179-2370 · 5310-01-179-2372 Washer, Spring Tension →

5310-01-179-2371 — Nuts and Washers

Features

Washer,shouldered — FSC 5310
1 manufacturer part number on file
Manufacturer of record: Freescale Semiconductor, Inc.

Identification

NSN: 5310-01-179-2371
NIIN: 011792371
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 7721-11N
Manufacturer: Freescale Semiconductor, Inc.

General Description

The Washer,shouldered, cataloged under National Stock Number 5310-01-179-2371, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Freescale Semiconductor, Inc.. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	Washer,shouldered
FSC / FSG	5310 — Nuts and Washers (FSG 53)
Manufacturers	Freescale Semiconductor, Inc. (CAGE 04713)

Technical Specifications

Parameter	Value
NSN	5310-01-179-2371
Primary Part Number	7721-11N
Item Name	Washer,shouldered
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Freescale Semiconductor, Inc.
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)

Cross-Reference Index

Part Number	Manufacturer
7721-11N PRIMARY	Freescale Semiconductor, Inc. (USA)

Reference documents

Reference	Meaning
B51547F003	3/9 Design control — primary reference Freescale Semiconductor, Inc.

No interchangeability data on file.

Other items in FSC 5310 — Nuts and Washers

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5310-00-000-0040

5310-00-000-0040 · Item name not on file

5310-00-000-0077

NUT,PLAIN,ROUND

5310-00-000-0079

WASHER,FLAT

5310-00-000-0079

WASHER,FLAT

5310-00-000-1146

5310-00-000-1146 · Item name not on file

5310-00-000-3815

5310-00-000-3815 · Item name not on file

5310-00-000-4532

5310-00-000-4532 · Item name not on file

5310-00-000-4540

5310-00-000-4540 · Item name not on file

Frequently Asked Questions

What is NSN 5310-01-179-2371?

NSN 5310-01-179-2371 is a Washer,shouldered, manufactured by Freescale Semiconductor, Inc., classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-179-2371?

NSN 5310-01-179-2371 has 1 manufacturer part number on file: 7721-11N (Freescale Semiconductor, Inc.).

Is NSN 5310-01-179-2371 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

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