PartsTable TECHNICAL DATA SHEET

NSN 5310-01-254-4260Government record, cited

Washer, Key5310-01-254-4260

NSN 5310-01-254-4260 · NIIN 012544260 · Part number 157491R2

Seddon Atkinson Vehicles Ltd · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE K7334

Government record, cited

NSN 5310-01-254-4260 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-254-4260. Manufacturer of record part number: 157491R2.

Also searched as 5310-01-254-4260 · 5310012544260 · NIIN 012544260 · 01-254-4260 · FSC 5310 Nuts and Washers · CAGE K7334 · 157491R2

Nearby stock numbers ← 5310-01-254-4259 Nut, Plain, Hexagon · 5310-01-254-4261 Nut, Plain, Blind Rivet →

5310-01-254-4260 — Nuts and Washers

Features

Washer,key — FSC 5310
1 manufacturer part number on file
Manufacturer of record: Seddon Atkinson Vehicles Ltd

Identification

NSN: 5310-01-254-4260
NIIN: 012544260
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 157491R2
Manufacturer: Seddon Atkinson Vehicles Ltd

General Description

The Washer,key, cataloged under National Stock Number 5310-01-254-4260, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Seddon Atkinson Vehicles Ltd. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	Washer,key
FSC / FSG	5310 — Nuts and Washers (FSG 53)
Manufacturers	Seddon Atkinson Vehicles Ltd (CAGE K7334)

Technical Specifications

Parameter	Value
NSN	5310-01-254-4260
Primary Part Number	157491R2
Item Name	Washer,key
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Seddon Atkinson Vehicles Ltd
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
157491R2	Seddon Atkinson Vehicles Ltd (GBR)

Reference documents

Reference	Meaning
157491R2	5/9 Secondary reference Navistar International Corporation Dba Navistar
157491R2	3/2 Design control — primary reference U.S. Government activity

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 5310-01-254-4260?

NSN 5310-01-254-4260 is a Washer,key, manufactured by Seddon Atkinson Vehicles Ltd, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-254-4260?

NSN 5310-01-254-4260 has 1 manufacturer part number on file: 157491R2 (Seddon Atkinson Vehicles Ltd).

Is NSN 5310-01-254-4260 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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