Washer, Flat5310-01-593-0891

NSN 5310-01-593-0891 · NIIN 015930891 · Part number AAST25W

American Aerospace Precsn Mfg Dba Aapm · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 1S5U7

Government record, cited

NSN 5310-01-593-0891 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-593-0891. Manufacturer of record part number: AAST25W.

Also searched as 5310-01-593-0891 · 5310015930891 · NIIN 015930891 · 01-593-0891 · FSC 5310 Nuts and Washers · CAGE 1S5U7 · AAST25W

Nearby stock numbers ← 5310-01-593-0890 Washer, Flat · 5310-01-593-0892 Washer, Seal →

5310-01-593-0891 — Nuts and Washers

Features

Washer,flat — FSC 5310
1 manufacturer part number on file
Manufacturer of record: American Aerospace Precsn Mfg Dba Aapm

Identification

NSN: 5310-01-593-0891
NIIN: 015930891
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: AAST25W
Manufacturer: American Aerospace Precsn Mfg Dba Aapm

General Description

The Washer,flat, cataloged under National Stock Number 5310-01-593-0891, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is American Aerospace Precsn Mfg Dba Aapm. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Catalog Facts

Item Name	Washer,flat
FSC / FSG	5310 — Nuts and Washers (FSG 53)
Manufacturers	American Aerospace Precsn Mfg Dba Aapm (CAGE 1S5U7)

Technical Specifications

Parameter	Value
NSN	5310-01-593-0891
Primary Part Number	AAST25W
Item Name	Washer,flat
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	American Aerospace Precsn Mfg Dba Aapm
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
AAST25W PRIMARY	American Aerospace Precsn Mfg Dba Aapm (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 5310-01-593-0891?

NSN 5310-01-593-0891 is a Washer,flat, manufactured by American Aerospace Precsn Mfg Dba Aapm, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-593-0891?

NSN 5310-01-593-0891 has 1 manufacturer part number on file: AAST25W (American Aerospace Precsn Mfg Dba Aapm).

Is NSN 5310-01-593-0891 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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