The Gear Assembly,speed Decreaser, cataloged under National Stock Number 3010-01-511-4010, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Rtx Corporation Div Pratt & Whitney. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3010-01-511-4010 |
| Primary Part Number | 4502549B |
| Item Name | Gear Assembly,speed Decreaser |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Rtx Corporation Div Pratt & Whitney |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 4502549B PRIMARY | Rtx Corporation Div Pratt & Whitney (USA) |
NSN 3010-01-511-4010 is a Gear Assembly,speed Decreaser, manufactured by Rtx Corporation Div Pratt & Whitney, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-01-511-4010 has 1 manufacturer part number on file: 4502549B (Rtx Corporation Div Pratt & Whitney).
Key specifications for 4502549B: End Item Identification: EH101 HELICOPTER. 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.
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.