NSN 6665-01-623-5438 — this item is cataloged by the U.S. Government under National Stock Number 6665-01-623-5438. Manufacturer of record part number: 54-54-50.
Also searched as6665-01-623-5438 ·
6665016235438 ·
NIIN 016235438 ·
01-623-5438 ·
FSC 6665 Hazard-detecting Instruments and Apparatus · CAGE 4WFC9 · 54-54-50
Nearby stock numbers← 6665-01-623-5282 Detector, Gas
·
6665-01-623-7011 Calibration Check Kit, Gas Monito →
Features
Detector,gas — FSC 6665
2 manufacturer part numbers on file
Manufacturer of record: Sperian Protection Instrumentation, Llc
Identification
NSN: 6665-01-623-5438
NIIN: 016235438
FSC: 6665 — Hazard-detecting Instruments and Apparatus
The Detector,gas, cataloged under National Stock Number 6665-01-623-5438, is classified within Federal Supply Class 6665 (Hazard-detecting Instruments and Apparatus) of the Instruments and Laboratory Equipment group. The manufacturer of record is Sperian Protection Instrumentation, 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.
Technical Specifications
Parameter
Value
NSN
6665-01-623-5438
Primary Part Number
54-54-50
Item Name
Detector,gas
FSC / FSG
6665 / 66 — Hazard-detecting Instruments and Apparatus
Manufacturer
Sperian Protection Instrumentation, Llc
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL Q — CCL Item — Commerce Control List
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Other items in FSC 6665 — Hazard-detecting Instruments and Apparatus
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
6665-00-001-2316
6665-00-001-2316 · Item name not on file
6665-00-001-5355
RADIACMETER
6665-00-006-0951
6665-00-006-0951 · Item name not on file
6665-00-007-6584
6665-00-007-6584 · Item name not on file
6665-00-008-8883
6665-00-008-8883 · Item name not on file
6665-00-009-9478
COUNTER,RATEMETER
6665-00-009-9492
RADIACMETER
6665-00-010-0061
6665-00-010-0061 · Item name not on file
Frequently Asked Questions
What is NSN 6665-01-623-5438?
NSN 6665-01-623-5438 is a Detector,gas, manufactured by Sperian Protection Instrumentation, Llc, classified under FSC 6665, Hazard-detecting Instruments and Apparatus. Status: active.
What part numbers are listed for NSN 6665-01-623-5438?
NSN 6665-01-623-5438 has 2 manufacturer part numbers on file: 54-54-50 (Biosystems Inc Div Sperian Protection Americas Inc.), 54-54-50 (Sperian Protection Instrumentation, Llc).
What are the specifications of 54-54-50?
Key specifications for 54-54-50: Special Features: : NON-DISPERSIVE INFRARED CARBON DIOXIDE; RANGE 0-5 PERCENT BY VOLUME; Part Name Assigned by Controlling Agency: CARBON DIOXIDE SNSR. 0 specifications are documented in the U.S. Government catalog.
Is NSN 6665-01-623-5438 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.
What is the DEMIL code for NSN 6665-01-623-5438?
NSN 6665-01-623-5438 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.