NSN 6665-01-105-9149 · NIIN 011059149 · Part number 511
Mine Safety Appliances Company · FSC 6665 — Hazard-detecting Instruments and Apparatus · FSG 66 — Instruments and Laboratory Equipment · CAGE 55799
Government record, cited
NSN 6665-01-105-9149 — this item is cataloged by the U.S. Government under National Stock Number 6665-01-105-9149. Manufacturer of record part number: 511.
Also searched as6665-01-105-9149 ·
6665011059149 ·
NIIN 011059149 ·
01-105-9149 ·
FSC 6665 Hazard-detecting Instruments and Apparatus · CAGE 55799 · 511
FSC: 6665 — Hazard-detecting Instruments and Apparatus
FSG: 66 — Instruments and Laboratory Equipment
Primary part number: 511
Manufacturer: Mine Safety Appliances Company
General Description
The Alarm,gas,automatic, cataloged under National Stock Number 6665-01-105-9149, 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. Government technical data includes 8 specifications, 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. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
6665-01-105-9149
Primary Part Number
511
Item Name
Alarm,gas,automatic
FSC / FSG
6665 / 66 — Hazard-detecting Instruments and Apparatus
Manufacturer
Mine Safety Appliances Company
Status
ACTIVE
Phase
SINGLE
Indicator Type
BUZZER
AC Voltage Rating
115.0 VOLTS NOMINAL
Usage Design
INDUSTRIAL
Design Type
NONTRIPOD MOUNTING
Media Detected
EXPLOSIVE GAS
Electrical Power Source Relationship
OPERATING
Frequency Rating
60.0 HERTZ NOMINAL
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
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 6665-01-105-9149?
NSN 6665-01-105-9149 is a Alarm,gas,automatic, manufactured by Mine Safety Appliances Company, classified under FSC 6665, Hazard-detecting Instruments and Apparatus. Status: active.
What part numbers are listed for NSN 6665-01-105-9149?
NSN 6665-01-105-9149 has 1 manufacturer part number on file: 511 (Mine Safety Appliances Company).
What are the specifications of 511?
Key specifications for 511: Phase: SINGLE; Indicator Type: BUZZER; AC Voltage Rating: 115.0 VOLTS NOMINAL; Usage Design: INDUSTRIAL. 8 specifications are documented in the U.S. Government catalog.
Is NSN 6665-01-105-9149 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.