The Lock Ring,turbine Nozzle,aircraf, cataloged under National Stock Number 2840-01-124-0725, 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 6 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2840-01-124-0725 |
| Primary Part Number | 777886CL7 |
| Item Name | Lock Ring,turbine Nozzle,aircraf |
| 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 |
| Stage Number | 3 |
| Overall Thickness | 0.143 INCHES MINIMUM AND 0.147 INCHES MAXIMUM IN |
| Criticality Code Justification | AGAV |
| Reference Data and Literature | 2J-TF33-34, FIGURE 28, INDEX 21 |
| Outside Diameter | 34.878 INCHES MINIMUM AND 34.908 INCHES MAXIMUM IN |
| Material | STEEL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 777886CL7 | Rtx Corporation Div Pratt & Whitney (USA) |
| 777886CL7 | Union Machine Co of Lynn, Inc (USA) |
| 777886CL7 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 777886CL7 | Hanwha Aerospace Usa Llc (USA) |
| Reference | Meaning |
|---|---|
| 777886CL7 | 5/9 Secondary reference Mtu Aero Engine Components Inc |
| 777886CL7 | 5/9 Secondary reference Electro-Methods, L.p. |
| 777886CL7 | 5/9 Secondary reference Pcx Aerosystems-Manchester, Llc Dba Pcx Aerosystems - Manchester Llc |
| 777886CL7 | 5/9 Secondary reference Hanwha Aerospace Usa Llc |
| 777886CL7 | 5/9 Secondary reference A-1 Machining Co., Llc Div a-1 Machining Co. |
| 777886CL7 | 5/9 Secondary reference Bogue Executive Enterprises Inc Dba/dexter Tool Co |
NSN 2840-01-124-0725 is a Lock Ring,turbine Nozzle,aircraf, 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 2840-01-124-0725 has 4 manufacturer part numbers on file: 777886CL7 (Rtx Corporation Div Pratt & Whitney), 777886CL7 (Union Machine Co of Lynn, Inc), 777886CL7 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 777886CL7 (Hanwha Aerospace Usa Llc).
Key specifications for 777886CL7: Stage Number: 3; Overall Thickness: 0.143 INCHES MINIMUM AND 0.147 INCHES MAXIMUM IN; Criticality Code Justification: AGAV; Reference Data and Literature: 2J-TF33-34, FIGURE 28, INDEX 21. 6 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 2840-01-124-0725 has DEMIL Code Q. 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.