PartsTable TECHNICAL DATA SHEET

NSN 5340-01-375-4994Government record, cited

Stop, Mechanical5340-01-375-4994

NSN 5340-01-375-4994 · NIIN 013754994 · Part number 40A12139-1

Raytheon Company · FSC 5340 — Hardware, Commercial · FSG 53 — Hardware and Abrasives · CAGE 15090

Government record, cited

NSN 5340-01-375-4994 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-375-4994. Manufacturer of record part number: 40A12139-1.

Also searched as 5340-01-375-4994 · 5340013754994 · NIIN 013754994 · 01-375-4994 · FSC 5340 Hardware, Commercial · CAGE 15090 · 40A12139-1

Nearby stock numbers ← 5340-01-375-4981 Pad, Cushioning · 5340-01-375-4995 Stop, Mechanical →

Features

Stop,mechanical — FSC 5340
1 manufacturer part number on file
Manufacturer of record: Raytheon Company

Identification

NSN: 5340-01-375-4994
NIIN: 013754994
FSC: 5340 — Hardware, Commercial
FSG: 53 — Hardware and Abrasives
Primary part number: 40A12139-1
Manufacturer: Raytheon Company

General Description

The Stop,mechanical, cataloged under National Stock Number 5340-01-375-4994, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Raytheon 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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. Unit of issue: EA.

Technical Specifications

Parameter	Value
NSN	5340-01-375-4994
Primary Part Number	40A12139-1
Item Name	Stop,mechanical
FSC / FSG	5340 / 53 — Hardware, Commercial
Manufacturer	Raytheon Company
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	Possible hazard — SDS may be required (DLA HMIC P)
Criticality Code	X
Unit of Issue	EA

Cross-Reference Index

Part Number	Manufacturer
40A12139-1 PRIMARY	Raytheon Company (USA)

Reference documents

Reference	Meaning
40A12139-1	5/9 Secondary reference Hughes Missile Systems Co San Diego

No interchangeability data on file.

Other items in FSC 5340 — Hardware, Commercial

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5340-00-000-0068

COVER,ACCESS

5340-00-000-0132

SEAT,HELICAL COMPRESSION SPRING

5340-00-000-8150

5340-00-000-8150 · Item name not on file

5340-00-001-1251

5340-00-001-1251 · Item name not on file

5340-00-001-1264

STRAP,WEBBING

5340-00-001-1265

STRAP,WEBBING

5340-00-001-1266

STRAP,WEBBING

5340-00-001-1275

HANDLE,DOOR

Frequently Asked Questions

What is NSN 5340-01-375-4994?

NSN 5340-01-375-4994 is a Stop,mechanical, manufactured by Raytheon Company, classified under FSC 5340, Hardware, Commercial. Status: active.

What part numbers are listed for NSN 5340-01-375-4994?

NSN 5340-01-375-4994 has 1 manufacturer part number on file: 40A12139-1 (Raytheon Company).

What are the specifications of 40A12139-1?

Key specifications for 40A12139-1: End Item Identification: PACER SPECIAL. 0 specifications are documented in the U.S. Government catalog.

Is NSN 5340-01-375-4994 hazardous material?

Possible hazard — SDS may be required (DLA HMIC P). 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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