Washer, Flat5310-01-045-8409

NSN 5310-01-045-8409 · NIIN 010458409 · Part number UH14239

Clayton Manufacturing Company · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 12736

Government record, cited

NSN 5310-01-045-8409 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-045-8409. Manufacturer of record part number: UH14239.

Also searched as 5310-01-045-8409 · 5310010458409 · NIIN 010458409 · 01-045-8409 · FSC 5310 Nuts and Washers · CAGE 12736 · UH14239

Nearby stock numbers ← 5310-01-045-8408 Washer, Flat · 5310-01-045-8646 Washer, Flat →

5310-01-045-8409 — Nuts and Washers

Features

Washer,flat — FSC 5310
Overall Diameter: 0.880 INCHES NOMINAL IN
Cross-Sectional Shape Style: RECTANGULAR
Surface Treatment: CADMIUM OVERALL
Peripheral Shape Style: ROUND
Material: STEEL CORROSION RESISTING OVERALL
Center Hole Shape Style: ROUND
Hole Diameter: 0.531 INCHES NOMINAL IN

Identification

NSN: 5310-01-045-8409
NIIN: 010458409
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: UH14239
Manufacturer: Clayton Manufacturing Company

General Description

The Washer,flat, cataloged under National Stock Number 5310-01-045-8409, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Clayton Manufacturing Company. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5310-01-045-8409
Primary Part Number	UH14239
Item Name	Washer,flat
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Clayton Manufacturing Company
Status	ACTIVE
Overall Diameter	0.880 INCHES NOMINAL IN
Cross-Sectional Shape Style	RECTANGULAR
Surface Treatment	CADMIUM OVERALL
Peripheral Shape Style	ROUND
Material	STEEL CORROSION RESISTING OVERALL
Center Hole Shape Style	ROUND
Hole Diameter	0.531 INCHES NOMINAL IN
Thickness	0.018 INCHES NOMINAL IN

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
UH14239 PRIMARY	Clayton Manufacturing Company (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 5310-01-045-8409?

NSN 5310-01-045-8409 is a Washer,flat, manufactured by Clayton Manufacturing Company, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-045-8409?

NSN 5310-01-045-8409 has 1 manufacturer part number on file: UH14239 (Clayton Manufacturing Company).

What are the specifications of UH14239?

Key specifications for UH14239: Overall Diameter: 0.880 INCHES NOMINAL IN; Cross-Sectional Shape Style: RECTANGULAR; Surface Treatment: CADMIUM OVERALL; Peripheral Shape Style: ROUND. 8 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-045-8409 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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