PartsTable TECHNICAL DATA SHEET

NSN 5310-01-491-3556Government record, cited

Washer, Flat5310-01-491-3556

NSN 5310-01-491-3556 · NIIN 014913556 · Part number 86414950

Atlas Copco · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 0CA08

Government record, cited

NSN 5310-01-491-3556 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-491-3556. Manufacturer of record part number: 86414950.

Also searched as 5310-01-491-3556 · 5310014913556 · NIIN 014913556 · 01-491-3556 · FSC 5310 Nuts and Washers · CAGE 0CA08 · 86414950

Nearby stock numbers ← 5310-01-491-3548 Nut, Plain, Hexagon · 5310-01-491-3601 Nut, Self-Locking, Knurled →

5310-01-491-3556 — Nuts and Washers

Features

Washer,flat — FSC 5310
2 manufacturer part numbers on file
Manufacturer of record: Atlas Copco

Identification

NSN: 5310-01-491-3556
NIIN: 014913556
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 86414950
Manufacturer: Atlas Copco

General Description

The Washer,flat, cataloged under National Stock Number 5310-01-491-3556, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Atlas Copco. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	Atlas Copco (CAGE 0CA08); Montabert (CAGE F5267)

Technical Specifications

Parameter	Value
NSN	5310-01-491-3556
Primary Part Number	86414950
Item Name	Washer,flat
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Atlas Copco
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
86414950 PRIMARY	Atlas Copco (USA)
86414950	Montabert (FRA)

Reference documents

Reference	Meaning
86414950	5/1 Secondary reference Tramac Corporation

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 5310-01-491-3556?

NSN 5310-01-491-3556 is a Washer,flat, manufactured by Atlas Copco, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-491-3556?

NSN 5310-01-491-3556 has 2 manufacturer part numbers on file: 86414950 (Atlas Copco), 86414950 (Montabert).

Is NSN 5310-01-491-3556 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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