Washer, Flat5310-01-345-1691

NSN 5310-01-345-1691 · NIIN 013451691 · Part number 81A0242-1

Crane Electronics, Inc. · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 09062

Government record, cited

NSN 5310-01-345-1691 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-345-1691. Manufacturer of record part number: 81A0242-1.

Also searched as 5310-01-345-1691 · 5310013451691 · NIIN 013451691 · 01-345-1691 · FSC 5310 Nuts and Washers · CAGE 09062 · 81A0242-1

Nearby stock numbers ← 5310-01-345-1690 Washer, Flat · 5310-01-345-1692 Washer, Flat →

5310-01-345-1691 — Nuts and Washers

Features

Washer,flat — FSC 5310
1 manufacturer part number on file
Manufacturer of record: Crane Electronics, Inc.

Identification

NSN: 5310-01-345-1691
NIIN: 013451691
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 81A0242-1
Manufacturer: Crane Electronics, Inc.

General Description

The Washer,flat, cataloged under National Stock Number 5310-01-345-1691, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Crane Electronics, Inc.. 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	Crane Electronics, Inc. (CAGE 09062)

Technical Specifications

Parameter	Value
NSN	5310-01-345-1691
Primary Part Number	81A0242-1
Item Name	Washer,flat
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Crane Electronics, 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)

Cross-Reference Index

Part Number	Manufacturer
81A0242-1 PRIMARY	Crane Electronics, Inc. (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 5310-01-345-1691?

NSN 5310-01-345-1691 is a Washer,flat, manufactured by Crane Electronics, Inc., classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-345-1691?

NSN 5310-01-345-1691 has 1 manufacturer part number on file: 81A0242-1 (Crane Electronics, Inc.).

Is NSN 5310-01-345-1691 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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