The Disk and Hub,compressor,aircraft, cataloged under National Stock Number 2840-00-176-3750, is classified within Federal Supply Class 2840 (Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components) of the Engines, Turbines, and Components group. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2840-00-176-3750 |
| Item Name | Disk and Hub,compressor,aircraft |
| FSC / FSG | 2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components |
| 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 | X |
| Reference | Meaning |
|---|---|
| 1-100-495-03 | 3/2 Design control — primary reference U.S. Government activity |
NSN 2840-00-176-3750 is a Disk and Hub,compressor,aircraft, classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
Key specifications for 2840-00-176-3750: Special Features: CRES,M3710 FSCM 91547,PASSIVATED FINISH,P6402 FSCM 91547,ROCKWELL C SCALE 37 MIN,44 MAX HARDNESS,4.577 IN. MIN,4.589 IN. MAX O/A LG,1ST END TAPERED DISK,5.872 IN. MIN,5.882 IN. MAX SMALLEST OD DISK,5.927 IN. MIN,5.937 IN. MAX LARGEST OD DISK,1.121 IN. MIN,1.123 IN. MAX LG DISK,31 BLADE GROOVES EQUALLY SPACED ON OUTER PERIPHERY OF DISK,2ND END STEPPED HUB,EXT THD 2ND END,1.750 IN.-16 UN SERIES CL 3A THD,0.356 IN. MIN,0.376 IN. MAX LG THD,1.645 IN. MIN,1.655 IN. MAX OD 1ST STEP 2ND END,0.150 IN. NOM LG 1ST STEP 2ND END,EXT SPLINES 2ND STEP 2ND END,45 TEETH,30 DEG PRESSURE ANGLE,1.9137 IN. MIN,1.9167 IN. MAX OD,1.8750 IN. NOM PITCH DIA,0.163 IN. MIN,0.173 IN. MAX LG SPLINES,1.725 IN. MIN,1.735 IN. MAX OD 3RD STEP 2ND END,0.120 IN. NOM LG 3RD STEP 2ND END,1.9685 IN. MIN,1.9687 IN. MAX DIA4TH STEP 2ND END,1.060 IN. MIN,1.062 IN. MAX LG 4TH STEP 2ND END,2.220 IN. NOM OD 5TH STEP 2ND END,30 DEG TAPER BY 0.310 IN. NOM LG 5TH STEP 2ND END,2.4360 IN. MIN,2.4365 IN. MAX OD 6TH ST 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 2840-00-176-3750 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.