PartsTable TECHNICAL DATA SHEET

NSN 5310-01-303-5538Government record, cited

Washer, Flat5310-01-303-5538

NSN 5310-01-303-5538 · NIIN 013035538 · Part number 0.250X0.125X0.050

Fibre Materials Corp · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 7E613

Government record, cited

NSN 5310-01-303-5538 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-303-5538. Manufacturer of record part number: 0.250X0.125X0.050.

Also searched as 5310-01-303-5538 · 5310013035538 · NIIN 013035538 · 01-303-5538 · FSC 5310 Nuts and Washers · CAGE 7E613 · 0.250X0.125X0.050 · D777-61-121A ITEM 24 · 150-904-220-777-000

Nearby stock numbers ← 5310-01-303-5537 Washer, Flat · 5310-01-303-5543 Washer, Lock →

5310-01-303-5538 — Nuts and Washers

Features

Washer,flat — FSC 5310
1 manufacturer part number on file
Manufacturer of record: Fibre Materials Corp

Identification

NSN: 5310-01-303-5538
NIIN: 013035538
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 0.250X0.125X0.050
Manufacturer: Fibre Materials Corp

General Description

The Washer,flat, cataloged under National Stock Number 5310-01-303-5538, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Fibre Materials Corp. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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	Fibre Materials Corp (CAGE 7E613)

Technical Specifications

Parameter	Value
NSN	5310-01-303-5538
Primary Part Number	0.250X0.125X0.050
Item Name	Washer,flat
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Fibre Materials Corp
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
0.250X0.125X0.050 PRIMARY	Fibre Materials Corp (USA)

Reference documents

Reference	Meaning
D777-61-121A ITEM 24	5/9 Secondary reference Emerson Automation Solutions Final Control Us Lp
150-904-220-777-000	3/9 Design control — primary reference Emerson Automation Solutions Final Control Us Lp

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 5310-01-303-5538?

NSN 5310-01-303-5538 is a Washer,flat, manufactured by Fibre Materials Corp, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-303-5538?

NSN 5310-01-303-5538 has 1 manufacturer part number on file: 0.250X0.125X0.050 (Fibre Materials Corp).

Is NSN 5310-01-303-5538 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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