Interrupter, Beam6665-00-455-3136

NSN 6665-00-455-3136 · NIIN 004553136 · Part number 79275

Mine Safety Appliances Company · FSC 6665 — Hazard-detecting Instruments and Apparatus · FSG 66 — Instruments and Laboratory Equipment · CAGE 55799

Government record, cited

NSN 6665-00-455-3136 — this item is cataloged by the U.S. Government under National Stock Number 6665-00-455-3136. Manufacturer of record part number: 79275.

Also searched as 6665-00-455-3136 · 6665004553136 · NIIN 004553136 · 00-455-3136 · FSC 6665 Hazard-detecting Instruments and Apparatus · CAGE 55799 · 79275

Nearby stock numbers ← 6665-00-455-3135 Analyzer, Fuel Vapor · 6665-00-455-3138 Amplifier, Analyzer →

Features

Interrupter,beam — FSC 6665
1 manufacturer part number on file
Manufacturer of record: Mine Safety Appliances Company

Identification

NSN: 6665-00-455-3136
NIIN: 004553136
FSC: 6665 — Hazard-detecting Instruments and Apparatus
FSG: 66 — Instruments and Laboratory Equipment
Primary part number: 79275
Manufacturer: Mine Safety Appliances Company

General Description

The Interrupter,beam, cataloged under National Stock Number 6665-00-455-3136, is classified within Federal Supply Class 6665 (Hazard-detecting Instruments and Apparatus) of the Instruments and Laboratory Equipment group. The manufacturer of record is Mine Safety Appliances Company. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Catalog Facts

Item Name	Interrupter,beam
FSC / FSG	6665 — Hazard-detecting Instruments and Apparatus (FSG 66)
Manufacturers	Mine Safety Appliances Company (CAGE 55799)

Technical Specifications

Parameter	Value
NSN	6665-00-455-3136
Primary Part Number	79275
Item Name	Interrupter,beam
FSC / FSG	6665 / 66 — Hazard-detecting Instruments and Apparatus
Manufacturer	Mine Safety Appliances 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)

⇄ Related Items 2

Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.

6680-00-688-814779-275 POSSIBLE MATCH

GEAR BOX ASSY

Possible match (shared part number)Transicoil Llc Dba Ads Transicoil Div Transicoil

4730-01-697-831879275 POSSIBLE MATCH

ADAPTER,STRAIGHT,PIPE TO HOSE

Possible match (shared part number)Viega Llc

Cross-Reference Index

Part Number	Manufacturer
79275 PRIMARY	Mine Safety Appliances Company (USA)

Related Parts

6680-00-688-8147POSSIBLE MATCH

GEAR BOX ASSY

79-275

4730-01-697-8318POSSIBLE MATCH

ADAPTER,STRAIGHT,PIPE TO HOSE

79275

Frequently Asked Questions

What is NSN 6665-00-455-3136?

NSN 6665-00-455-3136 is a Interrupter,beam, manufactured by Mine Safety Appliances Company, classified under FSC 6665, Hazard-detecting Instruments and Apparatus. Status: active.

What part numbers are listed for NSN 6665-00-455-3136?

NSN 6665-00-455-3136 has 1 manufacturer part number on file: 79275 (Mine Safety Appliances Company).

What NSN replaces 6665-00-455-3136?

2 possible matches (shared part number, not a government interchangeability claim): 6680-00-688-8147, 4730-01-697-8318. Verify interchangeability with system specifications before substitution.

Is NSN 6665-00-455-3136 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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