NSN 6665-00-526-8103 · NIIN 005268103 · Part number M5
Avox Systems Inc Dba Avox Systems Inc · FSC 6665 — Hazard-detecting Instruments and Apparatus · FSG 66 — Instruments and Laboratory Equipment · CAGE 53655
Government record, cited
NSN 6665-00-526-8103 — this item is cataloged by the U.S. Government under National Stock Number 6665-00-526-8103. Manufacturer of record part number: M5.
Also searched as6665-00-526-8103 ·
6665005268103 ·
NIIN 005268103 ·
00-526-8103 ·
FSC 6665 Hazard-detecting Instruments and Apparatus · CAGE 53655 · M5 · MIL-I-38715
Usage Design: DETECTS TOXIC AND COMBUSTIBLE LEVELS OF COMBUSTIBLE GASSES AND COMBUSTIBLE VAPORS
1 manufacturer part number on file
Manufacturer of record: Avox Systems Inc Dba Avox Systems Inc
Identification
NSN: 6665-00-526-8103
NIIN: 005268103
FSC: 6665 — Hazard-detecting Instruments and Apparatus
FSG: 66 — Instruments and Laboratory Equipment
Primary part number: M5
Manufacturer: Avox Systems Inc Dba Avox Systems Inc
General Description
The Combustible Gas Indicator Set,po, cataloged under National Stock Number 6665-00-526-8103, is classified within Federal Supply Class 6665 (Hazard-detecting Instruments and Apparatus) of the Instruments and Laboratory Equipment group. The manufacturer of record is Avox Systems Inc Dba Avox Systems Inc. Government technical data includes 1 specification, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 7 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
6665-00-526-8103
Primary Part Number
M5
Item Name
Combustible Gas Indicator Set,po
FSC / FSG
6665 / 66 — Hazard-detecting Instruments and Apparatus
Manufacturer
Avox Systems Inc Dba Avox Systems Inc
Status
ACTIVE
Usage Design
DETECTS TOXIC AND COMBUSTIBLE LEVELS OF COMBUSTIBLE GASSES AND COMBUSTIBLE VAPORS
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
⇄Related Items7
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
6665-00-530-0985POSSIBLE MATCH
COMBUSTIBLE GAS INDICATOR SET,PO
Possible match (shared part number)
6665-00-823-5637POSSIBLE MATCH
COMBUSTIBLE GAS INDICATOR SET,PO
Possible match (shared part number)
6665-00-941-6554POSSIBLE MATCH
COMBUSTIBLE GAS INDICATOR SET,PO
Possible match (shared part number)
6665-00-978-3045SANE10TYPER2POSSIBLE MATCH
COMBUSTIBLE GAS INDICATOR SET,PO
Possible match (shared part number)Warner Robins Air Logistics Center
6665-01-038-3006464284POSSIBLE MATCH
COMBUSTIBLE GAS INDICATOR SET,PO
Possible match (shared part number)Mine Safety Appliances Company
6665-01-153-847451-8018POSSIBLE MATCH
COMBUSTIBLE GAS INDICATOR SET,PO
Possible match (shared part number)Bacharach, Inc.
6665-01-294-885951-8073POSSIBLE MATCH
COMBUSTIBLE GAS INDICATOR SET,PO
Possible match (shared part number)Bacharach, Inc.
NSN 6665-00-526-8103 is a Combustible Gas Indicator Set,po, manufactured by Avox Systems Inc Dba Avox Systems Inc, classified under FSC 6665, Hazard-detecting Instruments and Apparatus. Status: active.
What part numbers are listed for NSN 6665-00-526-8103?
NSN 6665-00-526-8103 has 1 manufacturer part number on file: M5 (Avox Systems Inc Dba Avox Systems Inc).
What NSN replaces 6665-00-526-8103?
7 possible matches (shared part number, not a government interchangeability claim): 6665-00-530-0985, 6665-00-823-5637, 6665-00-941-6554. Verify interchangeability with system specifications before substitution.
What are the specifications of M5?
Key specifications for M5: Usage Design: DETECTS TOXIC AND COMBUSTIBLE LEVELS OF COMBUSTIBLE GASSES AND COMBUSTIBLE VAPORS. 1 specification is documented in the U.S. Government catalog.
Is NSN 6665-00-526-8103 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.