The Relay,humidity,alarm, cataloged under National Stock Number 4440-00-869-0630, is classified within Federal Supply Class 4440 (Driers, Dehydrators, and Anhydrators) of the Furnace, Steam, Drying, Nuclear Reactors group. The manufacturer of record is Adk Pressure Equipment Corporation. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | Relay,humidity,alarm |
| FSC / FSG | 4440 — Driers, Dehydrators, and Anhydrators (FSG 44) |
| Manufacturers | Adk Pressure Equipment Corporation (CAGE 60629); Altec Air, Llc Dba Altec Llc (CAGE 06178) |
| Parameter | Value |
|---|---|
| NSN | 4440-00-869-0630 |
| Primary Part Number | 5000-6-47AA |
| Item Name | Relay,humidity,alarm |
| FSC / FSG | 4440 / 44 — Driers, Dehydrators, and Anhydrators |
| Manufacturer | Adk Pressure Equipment Corporation |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 5000-6-47AA PRIMARY | Adk Pressure Equipment Corporation (USA) |
| 5000-6-47AA PRIMARY | Altec Air, Llc Dba Altec Llc (USA) |
| Reference | Meaning |
|---|---|
| 5000-6-47A | 5/9 Secondary reference Altec Air, Llc Dba Altec Llc |
| P-5000-6-47AA | 5/9 Secondary reference Altec Air, Llc Dba Altec Llc |
NSN 4440-00-869-0630 is a Relay,humidity,alarm, manufactured by Adk Pressure Equipment Corporation, classified under FSC 4440, Driers, Dehydrators, and Anhydrators. Status: active.
NSN 4440-00-869-0630 has 2 manufacturer part numbers on file: 5000-6-47AA (Adk Pressure Equipment Corporation), 5000-6-47AA (Altec Air, Llc Dba Altec Llc).
1 possible match (shared part number, not a government interchangeability claim): 4130-01-008-2258. Verify interchangeability with system specifications before substitution.
No hazard code in the DLA record (HMIC N). 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.