The Lug,gearbox Drive, cataloged under National Stock Number 2840-00-165-2239, 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. Government technical data includes 1 specification, cited from the U.S. Government catalog. 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 | 2840-00-165-2239 |
| Primary Part Number | 666554 |
| Item Name | Lug,gearbox Drive |
| 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 |
| General Characteristics Item Description | STAINLESS STEEL AMS 5512,0.706 IN. MIN,0.732 IN. MAX L,0.365 IN. MIN,0.385 IN. MAX W LONG LEG,0.100 IN. MIN,0.110 IN. MAX W CENTER SECTION AND SHORT LEG,0.045 IN. MIN,0.048 IN. MAX THK MATERIAL,0.411 IN. MIN,0.421 IN. MAX L LONG LEG,0.616 IN. MIN,0.636 IN. MAX L CENTER SECTION,0.078 IN. MIN,0.088 IN. MAX L SHORT LEG,0.216 IN. MIN,0.226 IN. MAX DIA HOLE CENTERED IN SHORT LEG,90 DEG ANGLES BOTH ENDS IN |
| 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 |
|---|---|
| 666554 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
NSN 2840-00-165-2239 is a Lug,gearbox Drive, 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 2840-00-165-2239 has 1 manufacturer part number on file: 666554 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
Key specifications for 666554: General Characteristics Item Description: STAINLESS STEEL AMS 5512,0.706 IN. MIN,0.732 IN. MAX L,0.365 IN. MIN,0.385 IN. MAX W LONG LEG,0.100 IN. MIN,0.110 IN. MAX W CENTER SECTION AND SHORT LEG,0.045 IN. MIN,0.048 IN. MAX THK MATERIAL,0.411 IN. MIN,0.421 IN. MAX L LONG LEG,0.616 IN. MIN,0.636 IN. MAX L CENTER SECTION,0.078 IN. MIN,0.088 IN. MAX L SHORT LEG,0.216 IN. MIN,0.226 IN. MAX DIA HOLE CENTERED IN SHORT LEG,90 DEG ANGLES BOTH ENDS IN; End Item Identification: J-75 AIRCRAFT ENGINE. 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.
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.