The Alarm,gas,automatic, cataloged under National Stock Number 6665-01-563-3473, is classified within Federal Supply Class 6665 (Hazard-detecting Instruments and Apparatus) of the Instruments and Laboratory Equipment group. The manufacturer of record is South-Tek Systems, Llc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6665-01-563-3473 |
| Primary Part Number | 800-530-M R1 |
| Item Name | Alarm,gas,automatic |
| FSC / FSG | 6665 / 66 — Hazard-detecting Instruments and Apparatus |
| Manufacturer | South-Tek Systems, Llc |
| Status | ACTIVE |
| Indicator Type | BUZZER AND RED LIGHT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 800-530-M R1 PRIMARY | South-Tek Systems, Llc (USA) |
| Reference | Meaning |
|---|---|
| 800-530 | 5/9 Secondary reference South-Tek Systems, Llc |
NSN 6665-01-563-3473 is a Alarm,gas,automatic, manufactured by South-Tek Systems, Llc, classified under FSC 6665, Hazard-detecting Instruments and Apparatus. Status: active.
NSN 6665-01-563-3473 has 1 manufacturer part number on file: 800-530-M R1 (South-Tek Systems, Llc).
1 possible match (shared part number, not a government interchangeability claim): 2530-01-692-5359. Verify interchangeability with system specifications before substitution.
Key specifications for 800-530-M R1: Indicator Type: BUZZER AND RED LIGHT; Special Features: DETECTS NITROGEN LINE LEAKS; Part Name Assigned by Controlling Agency: LEAK DETECTION ASSY; End Item Identification: 3655-01-556-1083, NITROGEN GENERATOR. 1 specification is 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.
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.