The Diffuser Assembly,air, cataloged under National Stock Number 2840-00-123-7572, is classified within Federal Supply Class 2840 (Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components) of the Engines, Turbines, and Components group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2840-00-123-7572 |
| Item Name | Diffuser Assembly,air |
| FSC / FSG | 2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components |
| Status | ACTIVE |
| General Characteristics Item Description | CRES M3703 FSCM 91547,ROCKWELL C SCALE 37 MIN,44 MAX HARDNESS,PASSIVATED FINISH P6402 FSCM 91547,24.250 IN. NOM OD,4.208 IN. MIN,4.218 IN. MAX O/A LG,38 GUIDE VANES IN |
| 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 |
|---|---|
| 2-110-070-22 | 3/2 Design control — primary reference U.S. Government activity |
NSN 2840-00-123-7572 is a Diffuser Assembly,air, classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
Key specifications for 2840-00-123-7572: General Characteristics Item Description: CRES M3703 FSCM 91547,ROCKWELL C SCALE 37 MIN,44 MAX HARDNESS,PASSIVATED FINISH P6402 FSCM 91547,24.250 IN. NOM OD,4.208 IN. MIN,4.218 IN. MAX O/A LG,38 GUIDE VANES IN; End Item Identification: T-55 SERIES ENGINES. 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 2840-00-123-7572 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.