The Fixture,air Heater, cataloged under National Stock Number 4920-01-004-5939, is classified within Federal Supply Class 4920 (Aircraft Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. The manufacturer of record is Te Connectivity Corporation Dba Raychem Product Division. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 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 | Fixture,air Heater |
| FSC / FSG | 4920 — Aircraft Maintenance and Repair Shop Specialized Equipment (FSG 49) |
| Manufacturers | Te Connectivity Corporation Dba Raychem Product Division (CAGE 06090) |
| Parameter | Value |
|---|---|
| NSN | 4920-01-004-5939 |
| Primary Part Number | 991220 |
| Item Name | Fixture,air Heater |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Te Connectivity Corporation Dba Raychem Product Division |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 991220 PRIMARY | Te Connectivity Corporation Dba Raychem Product Division (USA) |
NSN 4920-01-004-5939 is a Fixture,air Heater, manufactured by Te Connectivity Corporation Dba Raychem Product Division, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-01-004-5939 has 1 manufacturer part number on file: 991220 (Te Connectivity Corporation Dba Raychem Product Division).
1 possible match (shared part number, not a government interchangeability claim): 6515-01-472-9291. 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.