The Heater,aircraft Engine Maintenan, cataloged under National Stock Number 4920-01-076-7342, 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 Rolls-Royce Corporation. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4920-01-076-7342 |
| Primary Part Number | 6897884 |
| Item Name | Heater,aircraft Engine Maintenan |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Rolls-Royce Corporation |
| Status | ACTIVE |
| Overall Diameter | 16.000 INCHES NOMINAL IN |
| 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 |
|---|---|
| 6897884 PRIMARY | Rolls-Royce Corporation (USA) |
| Reference | Meaning |
|---|---|
| 6897884 | 5/9 Secondary reference Allison Transmission Inc Dba Allison Transmission, Inc |
NSN 4920-01-076-7342 is a Heater,aircraft Engine Maintenan, manufactured by Rolls-Royce Corporation, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-01-076-7342 has 1 manufacturer part number on file: 6897884 (Rolls-Royce Corporation).
Key specifications for 6897884: Overall Height: 18.000 INCHES NOMINAL IN; Overall Diameter: 16.000 INCHES NOMINAL IN; Special Features: 20 AMP; GUN TYPE BLOWER W/INTEGRAL ELECTRIC HEATER MOUNTED ON BLOWER OUTLET; UPPER TEMP LIMIT CONTROL IS A PRE-SET MANUAL DAMPER AT BLOWER INLET; BLOWER IS FITTED ON INSULATED SKIRT WHICH SERVES AS ENCLOSURE COVERING THE COMPRESSOR WHEEL TO BE HEATED; HAS INSTANT ON-OFF HEAT CAPABILITIES; Part Name Assigned by Controlling Agency: HEATER,COMPRESSOR ROTOR WHEEL ASSEMBLY. 1 specification is documented in the U.S. Government catalog.
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.