The Brace,valve, cataloged under National Stock Number 2840-00-735-5121, 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 2 specifications, cited from the U.S. Government catalog. The record lists 6 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2840-00-735-5121 |
| Primary Part Number | 427683 |
| Item Name | Brace,valve |
| 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 |
| Criticality Code Justification | MATT AND ABHP AND ABMK AND FEAT |
| Material | STEEL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 427683 | Electro-Methods, L.p. (USA) |
| 427683 | Rtx Corporation Div Pratt & Whitney (USA) |
| 427683 | Enjet Aero Bloomfield, Llc (USA) |
| 427683 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 427683 | Chromalloy San Diego Corp (USA) |
| 427683 | Warfighter Focused Logistics Inc (USA) |
| Reference | Meaning |
|---|---|
| 427683 | 5/9 Secondary reference Pratt and Whitney Services Inc Dba Pratt and Whitney Services Inc Dallas Aerospace Opns |
| 427683 | 5/9 Secondary reference Turbo Power & Marine System Inc Sub of United Technologies Corp |
| 427683 | 5/9 Secondary reference Mil-Craft Mfg., Inc. |
| 427683 | 5/9 Secondary reference Tss Technologies, Inc. Dba Tss Medical |
NSN 2840-00-735-5121 is a Brace,valve, 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 2840-00-735-5121 has 6 manufacturer part numbers on file: 427683 (Electro-Methods, L.p.), 427683 (Rtx Corporation Div Pratt & Whitney), 427683 (Enjet Aero Bloomfield, Llc), 427683 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 427683 (Chromalloy San Diego Corp) and 1 more.
Key specifications for 427683: Criticality Code Justification: MATT AND ABHP AND ABMK AND FEAT; Overall Length: 4.598 INCHES NOMINAL IN; Overall Width: 1.052 INCHES NOMINAL IN; Special Features: MATL AMS 5504. 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.