The Rotor,compressor,nonaircraft Gas, cataloged under National Stock Number 2835-01-055-4527, is classified within Federal Supply Class 2835 (Gas Turbines and Jet Engines; Non-aircraft Prime Mover, Aircraft Non-prime Mover, and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Rtx Corporation Div Pratt & Whitney. Government technical data includes 2 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2835-01-055-4527 |
| Primary Part Number | 105770-1 |
| Item Name | Rotor,compressor,nonaircraft Gas |
| FSC / FSG | 2835 / 28 — Gas Turbines and Jet Engines; Non-aircraft Prime Mover, Aircraft Non-prime Mover, and Components |
| Manufacturer | Rtx Corporation Div Pratt & Whitney |
| Status | ACTIVE |
| Diameter | 7.030 INCHES MINIMUM AND 7.040 INCHES MAXIMUM IN |
| Engine Section Location | COMPRESSOR |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 2835-01-055-4527 is a Rotor,compressor,nonaircraft Gas, manufactured by Rtx Corporation Div Pratt & Whitney, classified under FSC 2835, Gas Turbines and Jet Engines; Non-aircraft Prime Mover, Aircraft Non-prime Mover, and Components. Status: active.
NSN 2835-01-055-4527 has 2 manufacturer part numbers on file: 105770-1 (Rtx Corporation Div Pratt & Whitney), 162689-1 (Rtx Corporation Div Pratt & Whitney).
Key specifications for 105770-1: Diameter: 7.030 INCHES MINIMUM AND 7.040 INCHES MAXIMUM IN; Overall Length: 2.515 INCHES MINIMUM AND 2.535 INCHES MAXIMUM IN; Engine Section Location: COMPRESSOR; Special Features: 8 FULL VANES 2.300 IN. MIN & 2.305 IN. MAX; BORE 0.785 IN. MIN & 0.795 IN. MAX DIA; STEPPED COUNTERBORE 0.766 IN. MIN & 0.772 IN. MAX DIA,1.398 IN. MIN & 1.402 IN. MAX DIA IN. 2 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.
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.