Washer, Flat5310-01-692-0357

NSN 5310-01-692-0357 · NIIN 016920357 · Part number 51000854

Optex Systems, Inc · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 0BK64

Government record, cited

NSN 5310-01-692-0357 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-692-0357. Manufacturer of record part number: 51000854.

Also searched as 5310-01-692-0357 · 5310016920357 · NIIN 016920357 · 01-692-0357 · FSC 5310 Nuts and Washers · CAGE 0BK64 · 51000854

Nearby stock numbers ← 5310-01-692-0187 Nut, Plain, Hexagon · 5310-01-692-0784 Nut, Plain, Knurled →

5310-01-692-0357 — Nuts and Washers

Features

Washer,flat — FSC 5310
Overall Diameter: 0.500 INCHES NOMINAL IN
Material: STEEL COMP 302 OVERALL
Hole Diameter: 0.192 INCHES NOMINAL IN
1 manufacturer part number on file
Manufacturer of record: Optex Systems, Inc

Identification

NSN: 5310-01-692-0357
NIIN: 016920357
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 51000854
Manufacturer: Optex Systems, Inc

General Description

The Washer,flat, cataloged under National Stock Number 5310-01-692-0357, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Optex Systems, Inc. Government technical data includes 3 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	5310-01-692-0357
Primary Part Number	51000854
Item Name	Washer,flat
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Optex Systems, Inc
Status	ACTIVE
Overall Diameter	0.500 INCHES NOMINAL IN
Material	STEEL COMP 302 OVERALL
Hole Diameter	0.192 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
51000854 PRIMARY	Optex Systems, 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 5310-01-692-0357?

NSN 5310-01-692-0357 is a Washer,flat, manufactured by Optex Systems, Inc, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-692-0357?

NSN 5310-01-692-0357 has 1 manufacturer part number on file: 51000854 (Optex Systems, Inc).

What are the specifications of 51000854?

Key specifications for 51000854: Overall Diameter: 0.500 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: WASHER; Material: STEEL COMP 302 OVERALL; Hole Diameter: 0.192 INCHES NOMINAL IN. 3 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-692-0357 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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