Washer, Flat5310-01-537-8143

NSN 5310-01-537-8143 · NIIN 015378143 · Part number DY 03022100

Lawson Products, Inc. · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 3BUS5

Government record, cited

NSN 5310-01-537-8143 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-537-8143. Manufacturer of record part number: DY 03022100.

Also searched as 5310-01-537-8143 · 5310015378143 · NIIN 015378143 · 01-537-8143 · FSC 5310 Nuts and Washers · CAGE 3BUS5 · DY 03022100

Nearby stock numbers ← 5310-01-537-7992 Nut, Plain, Round · 5310-01-537-8144 Washer, Flat →

5310-01-537-8143 — Nuts and Washers

Features

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

Identification

NSN: 5310-01-537-8143
NIIN: 015378143
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: DY 03022100
Manufacturer: Lawson Products, Inc.

General Description

The Washer,flat, cataloged under National Stock Number 5310-01-537-8143, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Lawson Products, 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	Lawson Products, Inc. (CAGE 3BUS5)

Technical Specifications

Parameter	Value
NSN	5310-01-537-8143
Primary Part Number	DY 03022100
Item Name	Washer,flat
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Lawson Products, 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
DY 03022100 PRIMARY	Lawson Products, 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 5310-01-537-8143?

NSN 5310-01-537-8143 is a Washer,flat, manufactured by Lawson Products, Inc., classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-537-8143?

NSN 5310-01-537-8143 has 1 manufacturer part number on file: DY 03022100 (Lawson Products, Inc.).

Is NSN 5310-01-537-8143 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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