PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

51-8018Combustible Gas Indicator Set,po

Bacharach, Inc. · NSN 6665-01-153-8474 · FSC 6665 · No Item Name Available
Verified by PartsTable
NSN 6665-01-153-8474 — this item is cataloged by the U.S. Government under National Stock Number 6665-01-153-8474. Primary manufacturer part number: 51-8018.
Features
  • Combustible Gas Indicator Set,po — FSC 6665
  • Usage Design: DETECTS TOXIC AND COMBUSTIBLE LEVELS OF COMBUSTIBLE GASSES AND COMBUSTIBLE VAPORS
  • Component Quantity: 15
  • 4 verified cross-references
  • Primary manufacturer: Bacharach, Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Combustible Gas Indicator Set,po, cataloged under National Stock Number 6665-01-153-8474, is classified within Federal Supply Class 6665 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Bacharach, Inc.. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6665-01-153-8474
Primary Part Number51-8018
Item NameCombustible Gas Indicator Set,po
FSC / FSG6665 / 66 — No Item Name Available
ManufacturerBacharach, Inc.
StatusACTIVE
Usage DesignDETECTS TOXIC AND COMBUSTIBLE LEVELS OF COMBUSTIBLE GASSES AND COMBUSTIBLE VAPORS
Component Quantity15
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6665-00-181-2438 INTERCHANGEABLE
Combustible Gas Indicator Set,po
6665-00-181-2443 INTERCHANGEABLE
Combustible Gas Indicator Set,po
6665-00-182-77197958 INTERCHANGEABLE
Combustible Gas Indicator Set,po
Bacharach, Inc.
6665-00-490-247916386 INTERCHANGEABLE
Combustible Gas Indicator Set,po
Davis Inotek Instruments, Llc Dba Davis Calibration
6665-00-495-87367958-1 INTERCHANGEABLE
Combustible Gas Indicator Set,po
Bacharach, Inc.
6665-00-526-8103M5 INTERCHANGEABLE
Combustible Gas Indicator Set,po
Avox Systems Inc Dba Avox Systems Inc
6665-00-530-0985 INTERCHANGEABLE
Combustible Gas Indicator Set,po
2915-00-586-8543 INTERCHANGEABLE
Nozzle Assembly,fuel Control
6665-00-823-5637 INTERCHANGEABLE
Combustible Gas Indicator Set,po
6665-00-941-6554 INTERCHANGEABLE
Combustible Gas Indicator Set,po
Cross-Reference Index
Part NumberManufacturer
51-8018 PRIMARY Bacharach, Inc. (USA)
51-7241 Bacharach, Inc. (USA)
502 Bacharach, Inc. (USA)
MIL-I-38715 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
6665-00-181-2438INTERCHANGEABLE
COMBUSTIBLE GAS INDICATOR SET,PO
6665-00-181-2443INTERCHANGEABLE
COMBUSTIBLE GAS INDICATOR SET,PO
6665-00-182-7719INTERCHANGEABLE
COMBUSTIBLE GAS INDICATOR SET,PO
7958
6665-00-490-2479INTERCHANGEABLE
COMBUSTIBLE GAS INDICATOR SET,PO
16386
6665-00-495-8736INTERCHANGEABLE
COMBUSTIBLE GAS INDICATOR SET,PO
7958-1
6665-00-526-8103INTERCHANGEABLE
COMBUSTIBLE GAS INDICATOR SET,PO
M5
6665-00-530-0985INTERCHANGEABLE
COMBUSTIBLE GAS INDICATOR SET,PO
2915-00-586-8543INTERCHANGEABLE
NOZZLE ASSEMBLY,FUEL CONTROL
6665-00-823-5637INTERCHANGEABLE
COMBUSTIBLE GAS INDICATOR SET,PO
6665-00-941-6554INTERCHANGEABLE
COMBUSTIBLE GAS INDICATOR SET,PO
6665-00-978-3045INTERCHANGEABLE
COMBUSTIBLE GAS INDICATOR SET,PO
SANE10TYPER2
6665-01-038-3006INTERCHANGEABLE
COMBUSTIBLE GAS INDICATOR SET,PO
464284

Frequently Asked Questions

What is NSN 6665-01-153-8474?

NSN 6665-01-153-8474 is a Combustible Gas Indicator Set,po, manufactured by Bacharach, Inc., classified under FSC 6665 (No Item Name Available). Status: active.

What are the part numbers for NSN 6665-01-153-8474?

NSN 6665-01-153-8474 has 4 cross-referenced part numbers: 51-8018 (Bacharach, Inc.), 51-7241 (Bacharach, Inc.), 502 (Bacharach, Inc.), MIL-I-38715 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 6665-01-153-8474?

There are 12 known substitutes for 6665-01-153-8474: 6665-00-181-2438, 6665-00-181-2443, 6665-00-182-7719 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 51-8018?

Key specifications for 51-8018: Usage Design: DETECTS TOXIC AND COMBUSTIBLE LEVELS OF COMBUSTIBLE GASSES AND COMBUSTIBLE VAPORS; Special Features: NON-AVIATION CRITIAL SAFETY ITEM; Component Quantity: 15. 3 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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