The Rotor,compressor,aircraft Gas Tu, cataloged under National Stock Number 2840-01-039-5823, 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. 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 | 2840-01-039-5823 |
| Primary Part Number | 6890501 |
| Item Name | Rotor,compressor,aircraft Gas Tu |
| FSC / FSG | 2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components |
| Manufacturer | Allison Transmission Inc Dba Allison Transmission, Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
NSN 2840-01-039-5823 is a Rotor,compressor,aircraft Gas Tu, 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 2840-01-039-5823 has 2 manufacturer part numbers on file: 6890501 (Rolls-Royce Corporation), 6890501 (Allison Transmission Inc Dba Allison Transmission, Inc).
Key specifications for 6890501: Special Features: CRES,AMS5355,2.749 IN. MIN,2.755 IN. MAX O/A LG,TAPERED DISK,16 BLADES EQUALLY SPACED ON OD DISK,1ST END,STEPPED HUB,EXT THD 1ST STEP 1ST END,0.375 IN.-24 UNJ SERIES CL 3A THD,0.440 IN. MIN,0.470 IN. MAX LG THD,0.305 IN. MIN,0.315 IN. MAX OD 2ND STEP 1ST END,0.094 IN. MIN,0.114 IN. MAX LG 2ND STEP 1ST END,0.3936 IN. MIN,0.3940 IN. MAX OD 3RD STEP 1STEND,0.471 IN. MIN,0.481 IN. MAX LG 3RD STEP 1ST END,0.589 IN. MIN,0.599 IN. MAX OD 4TH STEP 1ST END,0.362 IN. MIN,0.368 IN. MAX LG 4TH STEP 1ST END,0.117 IN. MIN,0.132 IN. MAX ID,COUNTERSUNK 60 DEG TO 0.150 IN. MIN,0.190 IN. MAX DIA AT 1ST END,2ND END COUNTERBORE,0.4027 IN. MIN,0.4086 IN. MAX MINOR DIA,0.690 IN. MAX DP COUNTERBORE,INT THD,0.4375 IN.-28 UNJEF SERIES CL 3B THD,0.4143 IN. MIN,0.4178 IN. MAX PITCH DIA,0.575 IN. MIN DP THD,COUNTERSUNK 60 DEG TO 0.448 IN. MIN,0.488 IN. MAX DIA AT 2ND END A. 0 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 2840-01-039-5823 has DEMIL Code B. 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.