PartsTable TECHNICAL DATA SHEET

NSN 5310-01-421-0478Government record, cited

Washer, Lock5310-01-421-0478

NSN 5310-01-421-0478 · NIIN 014210478 · Part number 07-047269

Saginaw Products Corporation Dba Cignys · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 52793

Government record, cited

NSN 5310-01-421-0478 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-421-0478. Manufacturer of record part number: 07-047269.

Also searched as 5310-01-421-0478 · 5310014210478 · NIIN 014210478 · 01-421-0478 · FSC 5310 Nuts and Washers · CAGE 52793 · 07-047269

Nearby stock numbers ← 5310-01-421-0473 Washer, Lock · 5310-01-421-0488 Nut, Self-Locking, Hexagon →

5310-01-421-0478 — Nuts and Washers

Features

Washer,lock — FSC 5310
Style Designator: FLAT EXTERNAL TEETH
Outside Diameter: 2.220 INCHES MINIMUM AND 2.280 INCHES MAXIMUM IN
Material Thickness: 0.030 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN
Material: STEEL OVERALL
Hole Diameter: 1.271 INCHES MINIMUM AND 1.291 INCHES MAXIMUM IN
1 manufacturer part number on file
Manufacturer of record: Saginaw Products Corporation Dba Cignys

Identification

NSN: 5310-01-421-0478
NIIN: 014210478
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 07-047269
Manufacturer: Saginaw Products Corporation Dba Cignys

General Description

The Washer,lock, cataloged under National Stock Number 5310-01-421-0478, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Saginaw Products Corporation Dba Cignys. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5310-01-421-0478
Primary Part Number	07-047269
Item Name	Washer,lock
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Saginaw Products Corporation Dba Cignys
Status	ACTIVE
Style Designator	FLAT EXTERNAL TEETH
Outside Diameter	2.220 INCHES MINIMUM AND 2.280 INCHES MAXIMUM IN
Material Thickness	0.030 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN
Material	STEEL OVERALL
Hole Diameter	1.271 INCHES MINIMUM AND 1.291 INCHES MAXIMUM IN

Lifecycle & Compliance

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

Cross-Reference Index

Part Number	Manufacturer
07-047269 PRIMARY	Saginaw Products Corporation Dba Cignys (USA)

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 5310-01-421-0478?

NSN 5310-01-421-0478 is a Washer,lock, manufactured by Saginaw Products Corporation Dba Cignys, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-421-0478?

NSN 5310-01-421-0478 has 1 manufacturer part number on file: 07-047269 (Saginaw Products Corporation Dba Cignys).

What are the specifications of 07-047269?

Key specifications for 07-047269: Style Designator: FLAT EXTERNAL TEETH; Outside Diameter: 2.220 INCHES MINIMUM AND 2.280 INCHES MAXIMUM IN; Material Thickness: 0.030 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN; Material: STEEL OVERALL. 5 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-421-0478 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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