The Jacket,heating,seal, cataloged under National Stock Number 4920-01-161-1584, 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 Cfm International Inc Dba Cfm International. Government technical data includes 2 specifications, 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4920-01-161-1584 |
| Primary Part Number | 856A1207G02 |
| Item Name | Jacket,heating,seal |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Cfm International Inc Dba Cfm International |
| Status | ACTIVE |
| Overall Diameter | 11.500 INCHES NOMINAL IN |
| Functional Description | USED TO HEAT THE COMPRESSOR DISCHARGE PRESSURE SEAL FOR EASE OF ASSEMBLY OF HIGH PRESSURE TURBINE ROTOR TO ITS RABBET DURING VERTICLE AND HORIZONTAL BUILD OF ENGINE |
| 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 |
|---|---|
| 856A1207G02 PRIMARY | Cfm International Inc Dba Cfm International (USA) |
| 856A1207G02 | General Electric Company (USA) |
NSN 4920-01-161-1584 is a Jacket,heating,seal, manufactured by Cfm International Inc Dba Cfm International, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-01-161-1584 has 2 manufacturer part numbers on file: 856A1207G02 (Cfm International Inc Dba Cfm International), 856A1207G02 (General Electric Company).
Key specifications for 856A1207G02: Overall Height: 23.000 INCHES NOMINAL IN; Overall Diameter: 11.500 INCHES NOMINAL IN; Functional Description: USED TO HEAT THE COMPRESSOR DISCHARGE PRESSURE SEAL FOR EASE OF ASSEMBLY OF HIGH PRESSURE TURBINE ROTOR TO ITS RABBET DURING VERTICLE AND HORIZONTAL BUILD OF ENGINE; Part Name Assigned by Controlling Agency: HEATING SEAL JACKET. 2 specifications are 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 4920-01-161-1584 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.