PartsTable TECHNICAL DATA SHEET

NSN 5310-01-443-3901Government record, cited

Washer, Flat5310-01-443-3901

NSN 5310-01-443-3901 · NIIN 014433901 · Part number 0003288

Lake Shore Systems, Inc. · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 7QAR4

Government record, cited

NSN 5310-01-443-3901 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-443-3901. Manufacturer of record part number: 0003288.

Also searched as 5310-01-443-3901 · 5310014433901 · NIIN 014433901 · 01-443-3901 · FSC 5310 Nuts and Washers · CAGE 7QAR4 · 0003288 · 7D8-05620 REV C IT NO.30 · 7D8-05620 REV C IT NO.30

Nearby stock numbers ← 5310-01-443-3859 Washer, Flat · 5310-01-443-4003 Washer, Flat →

5310-01-443-3901 — Nuts and Washers

Features

Washer,flat — FSC 5310
2 manufacturer part numbers on file
Manufacturer of record: Lake Shore Systems, Inc.

Identification

NSN: 5310-01-443-3901
NIIN: 014433901
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 0003288
Manufacturer: Lake Shore Systems, Inc.

General Description

The Washer,flat, cataloged under National Stock Number 5310-01-443-3901, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Lake Shore Systems, Inc.. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	Lake Shore Systems, Inc. (CAGE 7QAR4)

Technical Specifications

Parameter	Value
NSN	5310-01-443-3901
Primary Part Number	0003288
Item Name	Washer,flat
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Lake Shore Systems, 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
7D8-05620 REV C IT NO.30	Lake Shore Systems, Inc. (USA)
0003288 PRIMARY	Lake Shore Systems, Inc. (USA)

Reference documents

Reference	Meaning
7D8-05620 REV C IT NO.30	5/9 Secondary reference Lake Shore Systems, Inc.

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 5310-01-443-3901?

NSN 5310-01-443-3901 is a Washer,flat, manufactured by Lake Shore Systems, Inc., classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-443-3901?

NSN 5310-01-443-3901 has 2 manufacturer part numbers on file: 7D8-05620 REV C IT NO.30 (Lake Shore Systems, Inc.), 0003288 (Lake Shore Systems, Inc.).

Is NSN 5310-01-443-3901 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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