The Blade Set,turbine,aircraft Gas T, cataloged under National Stock Number 2840-01-534-1705, 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 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2840-01-534-1705 |
| Primary Part Number | 4088621 |
| Item Name | Blade Set,turbine,aircraft Gas T |
| FSC / FSG | 2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 4088621 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| Reference | Meaning |
|---|---|
| 4340821 | 5/9 Secondary reference Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| RA PM85KSB0 | 5/1 Secondary reference Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
NSN 2840-01-534-1705 is a Blade Set,turbine,aircraft Gas T, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
NSN 2840-01-534-1705 has 1 manufacturer part number on file: 4088621 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
1 possible match (shared part number, not a government interchangeability claim): 9535-01-647-8984. Verify interchangeability with system specifications before substitution.
Key specifications for 4088621: Special Features: THIS NSN IS AN F100 FRACTURE CRITICAL PART. THIS SET IS 2 NO. 4088601 BLADES; Part Name Assigned by Controlling Agency: BLADE SET-TURBINE ROTOR, STAGE 1; End Item Identification: F100-PW-229 ENGINE. 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 2840-01-534-1705 has DEMIL Code D. 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.