The Support Assembly,compressor, cataloged under National Stock Number 2840-01-037-9318, is classified within Federal Supply Class 2840 (Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Allison Transmission Inc Dba Allison Transmission, Inc. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2840-01-037-9318 |
| Primary Part Number | 6890530 |
| Item Name | Support Assembly,compressor |
| FSC / FSG | 2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components |
| Manufacturer | Allison Transmission Inc Dba Allison Transmission, Inc |
| Status | ACTIVE |
| General Characteristics Item Description | CRES,5 VANES,2.305 IN. NOM O/A LG,1ST END,FLANGE,5.550 IN. MIN,5.600 IN. MAX OD FLANGE,10 HOLES 0.180 IN. MIN,0.186 IN. MAX DIA THROUGH FLANGE EQUALLY SPACED ON 5.265 IN. NOM BOLT CIRCLE DIA,2ND END,FLANGE,5.590 IN. NOM OD FLANGE,10 HOLES 0.182 IN. MIN,0.186 IN. MAX THROUGH FLANGE EQUALLY SPACED ON 5.2650 IN. NOMBOLT CIRCLE DIA IN |
| 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 |
NSN 2840-01-037-9318 is a Support Assembly,compressor, manufactured by Allison Transmission Inc Dba Allison Transmission, Inc, classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
NSN 2840-01-037-9318 has 2 manufacturer part numbers on file: 6890530 (Rolls-Royce Corporation), 6890530 (Allison Transmission Inc Dba Allison Transmission, Inc).
Key specifications for 6890530: General Characteristics Item Description: CRES,5 VANES,2.305 IN. NOM O/A LG,1ST END,FLANGE,5.550 IN. MIN,5.600 IN. MAX OD FLANGE,10 HOLES 0.180 IN. MIN,0.186 IN. MAX DIA THROUGH FLANGE EQUALLY SPACED ON 5.265 IN. NOM BOLT CIRCLE DIA,2ND END,FLANGE,5.590 IN. NOM OD FLANGE,10 HOLES 0.182 IN. MIN,0.186 IN. MAX THROUGH FLANGE EQUALLY SPACED ON 5.2650 IN. NOMBOLT CIRCLE DIA IN. 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 2840-01-037-9318 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.