PartsTable TECHNICAL DATA SHEET

NSN 5310-01-249-7638Government record, cited

Washer, Flat5310-01-249-7638

NSN 5310-01-249-7638 · NIIN 012497638 · Part number 1539900640

Daimler Truck North America Llc · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 64678

Government record, cited

NSN 5310-01-249-7638 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-249-7638. Manufacturer of record part number: 1539900640.

Also searched as 5310-01-249-7638 · 5310012497638 · NIIN 012497638 · 01-249-7638 · FSC 5310 Nuts and Washers · CAGE 64678 · 1539900640

Nearby stock numbers ← 5310-01-249-7637 Nut, Plain, Round · 5310-01-249-7639 Washer, Flat →

5310-01-249-7638 — Nuts and Washers

Features

Washer,flat — FSC 5310
2 manufacturer part numbers on file
Manufacturer of record: Daimler Truck North America Llc

Identification

NSN: 5310-01-249-7638
NIIN: 012497638
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 1539900640
Manufacturer: Daimler Truck North America Llc

General Description

The Washer,flat, cataloged under National Stock Number 5310-01-249-7638, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Daimler Truck North America Llc. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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,flat
FSC / FSG	5310 — Nuts and Washers (FSG 53)
Manufacturers	Daimler Truck North America Llc (CAGE 64678); Mercedes-Benz Ag (CAGE CN7Z7)

Technical Specifications

Parameter	Value
NSN	5310-01-249-7638
Primary Part Number	1539900640
Item Name	Washer,flat
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Daimler Truck North America Llc
Status	ACTIVE

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
1539900640 PRIMARY	Daimler Truck North America Llc (USA)
1539900640	Mercedes-Benz Ag (DEU)

Reference documents

Reference	Meaning
1539900640	5/9 Secondary reference Daimler Ag

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 5310-01-249-7638?

NSN 5310-01-249-7638 is a Washer,flat, manufactured by Daimler Truck North America Llc, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-249-7638?

NSN 5310-01-249-7638 has 2 manufacturer part numbers on file: 1539900640 (Daimler Truck North America Llc), 1539900640 (Mercedes-Benz Ag).

Is NSN 5310-01-249-7638 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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