PartsTable TECHNICAL DATA SHEET

NSN 5310-01-239-5838Government record, cited

Washer, Flat5310-01-239-5838

NSN 5310-01-239-5838 · NIIN 012395838 · Part number CR10M-217

Iwc Llc Dba Ideal Windlass Company · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 30177

Government record, cited

NSN 5310-01-239-5838 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-239-5838. Manufacturer of record part number: CR10M-217.

Also searched as 5310-01-239-5838 · 5310012395838 · NIIN 012395838 · 01-239-5838 · FSC 5310 Nuts and Washers · CAGE 30177 · CR10M-217 · EL-263-5 PIECE 217

Nearby stock numbers ← 5310-01-239-5837 Washer, Flat · 5310-01-239-5917 Nut, Plain, Round →

5310-01-239-5838 — Nuts and Washers

Features

Washer,flat — FSC 5310
1 manufacturer part number on file
Manufacturer of record: Iwc Llc Dba Ideal Windlass Company

Identification

NSN: 5310-01-239-5838
NIIN: 012395838
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: CR10M-217
Manufacturer: Iwc Llc Dba Ideal Windlass Company

General Description

The Washer,flat, cataloged under National Stock Number 5310-01-239-5838, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Iwc Llc Dba Ideal Windlass Company. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	Iwc Llc Dba Ideal Windlass Company (CAGE 30177)

Technical Specifications

Parameter	Value
NSN	5310-01-239-5838
Primary Part Number	CR10M-217
Item Name	Washer,flat
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Iwc Llc Dba Ideal Windlass Company
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
CR10M-217 PRIMARY	Iwc Llc Dba Ideal Windlass Company (USA)

Reference documents

Reference	Meaning
EL-263-5 PIECE 217	5/9 Secondary reference Iwc Llc Dba Ideal Windlass Company

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 5310-01-239-5838?

NSN 5310-01-239-5838 is a Washer,flat, manufactured by Iwc Llc Dba Ideal Windlass Company, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-239-5838?

NSN 5310-01-239-5838 has 1 manufacturer part number on file: CR10M-217 (Iwc Llc Dba Ideal Windlass Company).

Is NSN 5310-01-239-5838 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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