PartsTable TECHNICAL DATA SHEET

NSN 5310-01-503-5940Government record, cited

Washer, Flat5310-01-503-5940

NSN 5310-01-503-5940 · NIIN 015035940 · Part number 285X-30

Crane Carrier Company, Llc · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 03533

Government record, cited

NSN 5310-01-503-5940 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-503-5940. Manufacturer of record part number: 285X-30.

Also searched as 5310-01-503-5940 · 5310015035940 · NIIN 015035940 · 01-503-5940 · FSC 5310 Nuts and Washers · CAGE 03533 · 285X-30 · A285X-0030 · 285X-0030

Nearby stock numbers ← 5310-01-503-5909 Washer, Key · 5310-01-503-5959 Nut, Plain, Hexagon →

5310-01-503-5940 — Nuts and Washers

Features

Washer,flat — FSC 5310
2 manufacturer part numbers on file
Manufacturer of record: Crane Carrier Company, Llc

Identification

NSN: 5310-01-503-5940
NIIN: 015035940
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 285X-30
Manufacturer: Crane Carrier Company, Llc

General Description

The Washer,flat, cataloged under National Stock Number 5310-01-503-5940, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Crane Carrier Company, Llc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	Crane Carrier Company, Llc (CAGE 03533)

Technical Specifications

Parameter	Value
NSN	5310-01-503-5940
Primary Part Number	285X-30
Item Name	Washer,flat
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Crane Carrier Company, Llc
Status	ACTIVE

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
285X-0030	Crane Carrier Company, Llc (USA)
285X-30 PRIMARY	Crane Carrier Company, Llc (USA)

Reference documents

Reference	Meaning
A285X-0030	D/9 Drawing number reference only Crane Carrier Company, Llc

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 5310-01-503-5940?

NSN 5310-01-503-5940 is a Washer,flat, manufactured by Crane Carrier Company, Llc, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-503-5940?

NSN 5310-01-503-5940 has 2 manufacturer part numbers on file: 285X-0030 (Crane Carrier Company, Llc), 285X-30 (Crane Carrier Company, Llc).

Is NSN 5310-01-503-5940 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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