The Support,bleed Control Diaphragm, cataloged under National Stock Number 2995-00-794-8481, is classified within Federal Supply Class 2995 (Miscellaneous Engine Accessories, Aircraft) of the Engine Accessories group. The manufacturer of record is Rtx Corporation Div Pratt & Whitney. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 2995-00-794-8481 |
| Primary Part Number | 502497 |
| Item Name | Support,bleed Control Diaphragm |
| FSC / FSG | 2995 / 29 — Miscellaneous Engine Accessories, Aircraft |
| Manufacturer | Rtx Corporation Div Pratt & Whitney |
| Status | ACTIVE |
| FSC Application Data | ACFT ENGINE ACCESSORY |
| General Characteristics Item Description | W/BUSHING |
| Criticality Code Justification | FEAT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 502497 | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 502497 | Paramount Machine Company, Inc. Dba Paramount Machine Co Inc (USA) |
| 502497 PRIMARY | Rtx Corporation Div Pratt & Whitney (USA) |
| Reference | Meaning |
|---|---|
| 502497 | 5/9 Secondary reference Turbo Power & Marine System Inc Sub of United Technologies Corp |
NSN 2995-00-794-8481 is a Support,bleed Control Diaphragm, manufactured by Rtx Corporation Div Pratt & Whitney, classified under FSC 2995, Miscellaneous Engine Accessories, Aircraft. Status: active.
NSN 2995-00-794-8481 has 3 manufacturer part numbers on file: 502497 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 502497 (Paramount Machine Company, Inc. Dba Paramount Machine Co Inc), 502497 (Rtx Corporation Div Pratt & Whitney).
Key specifications for 502497: FSC Application Data: ACFT ENGINE ACCESSORY; General Characteristics Item Description: W/BUSHING; Criticality Code Justification: FEAT; Special Features: FORM,FIT,FUNICTION. 3 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.