The Heater,servo Fuel, cataloged under National Stock Number 2915-01-148-5517, is classified within Federal Supply Class 2915 (Engine Fuel System Components, Aircraft and Missile Prime Movers) of the Engine Accessories group. The manufacturer of record is Cfm International Inc Dba Cfm International. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2915-01-148-5517 |
| Primary Part Number | 301-779-502-0 |
| Item Name | Heater,servo Fuel |
| FSC / FSG | 2915 / 29 — Engine Fuel System Components, Aircraft and Missile Prime Movers |
| Manufacturer | Cfm International Inc Dba Cfm International |
| Status | ACTIVE |
| Functional Description | PREVENTS FUEL ICING |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 301-779-501-0 | Cfm International Inc Dba Cfm International (USA) |
| 301-779-502-0 PRIMARY | Cfm International Inc Dba Cfm International (USA) |
| Reference | Meaning |
|---|---|
| 45731-1231-2 | 5/9 Secondary reference Irl Thermal Systems Ltd |
| 45731-1301-2 | 5/9 Secondary reference Irl Thermal Systems Ltd |
| 45731-1301-1 | 5/9 Secondary reference Irl Thermal Systems Ltd |
NSN 2915-01-148-5517 is a Heater,servo Fuel, manufactured by Cfm International Inc Dba Cfm International, classified under FSC 2915, Engine Fuel System Components, Aircraft and Missile Prime Movers. Status: active.
NSN 2915-01-148-5517 has 2 manufacturer part numbers on file: 301-779-501-0 (Cfm International Inc Dba Cfm International), 301-779-502-0 (Cfm International Inc Dba Cfm International).
Key specifications for 301-779-502-0: Functional Description: PREVENTS FUEL ICING; End Item Identification: F108 ENGINE,KC135R. 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.
NSN 2915-01-148-5517 has DEMIL Code Q. 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.