Washer, Lock5310-01-613-6869

NSN 5310-01-613-6869 · NIIN 016136869 · Part number WA-EXT-M10

Military Systems Group, Inc. · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 0DDW5

Government record, cited

NSN 5310-01-613-6869 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-613-6869. Manufacturer of record part number: WA-EXT-M10.

Also searched as 5310-01-613-6869 · 5310016136869 · NIIN 016136869 · 01-613-6869 · FSC 5310 Nuts and Washers · CAGE 0DDW5 · WA-EXT-M10 · 97985A600

Nearby stock numbers ← 5310-01-613-6843 Washer, Lock · 5310-01-613-6888 Nut, Plain, Cap →

5310-01-613-6869 — Nuts and Washers

Features

Washer,lock — FSC 5310
2 manufacturer part numbers on file
Manufacturer of record: Military Systems Group, Inc.

Identification

NSN: 5310-01-613-6869
NIIN: 016136869
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: WA-EXT-M10
Manufacturer: Military Systems Group, Inc.

General Description

The Washer,lock, cataloged under National Stock Number 5310-01-613-6869, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Military Systems Group, Inc.. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Catalog Facts

Item Name	Washer,lock
FSC / FSG	5310 — Nuts and Washers (FSG 53)
Manufacturers	Military Systems Group, Inc. (CAGE 0DDW5); Mcmaster-Carr Supply Co (CAGE 0KVE6)

Technical Specifications

Parameter	Value
NSN	5310-01-613-6869
Primary Part Number	WA-EXT-M10
Item Name	Washer,lock
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Military Systems Group, 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)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
WA-EXT-M10 PRIMARY	Military Systems Group, Inc. (USA)
97985A600	Mcmaster-Carr Supply Co (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 5310-01-613-6869?

NSN 5310-01-613-6869 is a Washer,lock, manufactured by Military Systems Group, Inc., classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-613-6869?

NSN 5310-01-613-6869 has 2 manufacturer part numbers on file: WA-EXT-M10 (Military Systems Group, Inc.), 97985A600 (Mcmaster-Carr Supply Co).

Is NSN 5310-01-613-6869 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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