The Indicator,combustible Gas,portab, cataloged under National Stock Number 6665-00-286-7549, 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 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6665-00-286-7549 |
| Primary Part Number | A78383 |
| Item Name | Indicator,combustible Gas,portab |
| FSC / FSG | 6665 / 66 — Hazard-detecting Instruments and Apparatus |
| Manufacturer | Mine Safety Appliances Company |
| Status | ACTIVE |
| Features Provided | SAMPLING LINE |
| Sampling Line Quantity | 2 |
| Departure From Cited Document | GSSO CONTRACT EXCEPTION 57-1 |
| Nondefinitive Spec/std Data | B TYPE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| A78383 | Mine Safety Appliances Company (USA) |
| Reference | Meaning |
|---|---|
| MILI2703TYPEB | 4/1 Identification reference U.S. Government activity |
NSN 6665-00-286-7549 is a Indicator,combustible Gas,portab, manufactured by Mine Safety Appliances Company, classified under FSC 6665, Hazard-detecting Instruments and Apparatus. Status: active.
NSN 6665-00-286-7549 has 1 manufacturer part number on file: A78383 (Mine Safety Appliances Company).
Key specifications for A78383: Features Provided: SAMPLING LINE; Sampling Line Quantity: 2; Departure From Cited Document: GSSO CONTRACT EXCEPTION 57-1; Nondefinitive Spec/std Data: B TYPE. 4 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 6665-00-286-7549 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.