Washer, Lock5310-01-446-0018

NSN 5310-01-446-0018 · NIIN 014460018 · Part number EJ-41136 ITEM 20

The Entwistle Company Llc · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 20722

Government record, cited

NSN 5310-01-446-0018 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-446-0018. Manufacturer of record part number: EJ-41136 ITEM 20.

Also searched as 5310-01-446-0018 · 5310014460018 · NIIN 014460018 · 01-446-0018 · FSC 5310 Nuts and Washers · CAGE 20722 · EJ-41136 ITEM 20 · EJ-10562

Nearby stock numbers ← 5310-01-446-0009 Washer, Flat · 5310-01-446-0243 Washer, Flat →

5310-01-446-0018 — Nuts and Washers

Features

Washer,lock — FSC 5310
2 manufacturer part numbers on file
Manufacturer of record: The Entwistle Company Llc

Identification

NSN: 5310-01-446-0018
NIIN: 014460018
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: EJ-41136 ITEM 20
Manufacturer: The Entwistle Company Llc

General Description

The Washer,lock, cataloged under National Stock Number 5310-01-446-0018, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is The Entwistle Company Llc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Catalog Facts

Item Name	Washer,lock
FSC / FSG	5310 — Nuts and Washers (FSG 53)
Manufacturers	The Entwistle Company Llc (CAGE 20722)

Technical Specifications

Parameter	Value
NSN	5310-01-446-0018
Primary Part Number	EJ-41136 ITEM 20
Item Name	Washer,lock
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	The Entwistle 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
EJ-10562	The Entwistle Company Llc (USA)
EJ-41136 ITEM 20 PRIMARY	The Entwistle Company Llc (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 5310-01-446-0018?

NSN 5310-01-446-0018 is a Washer,lock, manufactured by The Entwistle Company Llc, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-446-0018?

NSN 5310-01-446-0018 has 2 manufacturer part numbers on file: EJ-10562 (The Entwistle Company Llc), EJ-41136 ITEM 20 (The Entwistle Company Llc).

Is NSN 5310-01-446-0018 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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