Washer, Shouldered and Recessed5310-01-170-4597

NSN 5310-01-170-4597 · NIIN 011704597 · Part number P21-236-1

Hardigg Industries, Llc Div Hardigg Cases · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 11214

Government record, cited

NSN 5310-01-170-4597 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-170-4597. Manufacturer of record part number: P21-236-1.

Also searched as 5310-01-170-4597 · 5310011704597 · NIIN 011704597 · 01-170-4597 · FSC 5310 Nuts and Washers · CAGE 11214 · P21-236-1

Nearby stock numbers ← 5310-01-170-4596 · 5310-01-170-4961 →

5310-01-170-4597 — Nuts and Washers

Features

Washer,shouldered and Recessed — FSC 5310
1 manufacturer part number on file
Manufacturer of record: Hardigg Industries, Llc Div Hardigg Cases

Identification

NSN: 5310-01-170-4597
NIIN: 011704597
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: P21-236-1
Manufacturer: Hardigg Industries, Llc Div Hardigg Cases

General Description

The Washer,shouldered and Recessed, cataloged under National Stock Number 5310-01-170-4597, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Hardigg Industries, Llc Div Hardigg Cases. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Catalog Facts

Item Name	Washer,shouldered and Recessed
FSC / FSG	5310 — Nuts and Washers (FSG 53)
Manufacturers	Hardigg Industries, Llc Div Hardigg Cases (CAGE 11214)

Technical Specifications

Parameter	Value
NSN	5310-01-170-4597
Primary Part Number	P21-236-1
Item Name	Washer,shouldered and Recessed
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Hardigg Industries, Llc Div Hardigg Cases
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
P21-236-1 PRIMARY	Hardigg Industries, Llc Div Hardigg Cases (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 5310-01-170-4597?

NSN 5310-01-170-4597 is a Washer,shouldered and Recessed, manufactured by Hardigg Industries, Llc Div Hardigg Cases, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-170-4597?

NSN 5310-01-170-4597 has 1 manufacturer part number on file: P21-236-1 (Hardigg Industries, Llc Div Hardigg Cases).

Is NSN 5310-01-170-4597 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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