The Housing Assembly,regulator, cataloged under National Stock Number 2995-00-789-9125, is classified within Federal Supply Class 2995 (Miscellaneous Engine Accessories, Aircraft) of the Engine Accessories group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2995-00-789-9125 |
| Primary Part Number | 499055 |
| Item Name | Housing Assembly,regulator |
| FSC / FSG | 2995 / 29 — Miscellaneous Engine Accessories, Aircraft |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| General Characteristics Item Description | O/A LG 5.140 TO 5.200 IN.;SUPPORT OD 2.347 TO 2.350 IN.;HOUSING FLANGE 0.115 TO 0.125 IN. W;4 MTG HOLES 0.339 TO 0.349 IN. SPACED 2.375 IN. C TO C ALONG LG AND W;BRAZE PER AMS 2666 IN |
| Precious Material | SILVER |
| Precious Material and Location | BRAZING AT HOUSING AND SUPPORT,AND AT BAFFLE SILVER |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 2995-00-789-9125 is a Housing Assembly,regulator, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 2995, Miscellaneous Engine Accessories, Aircraft. Status: active.
NSN 2995-00-789-9125 has 3 manufacturer part numbers on file: 499055 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 499055 (Saf Industries Llc Dba Saf Industries Llc Div Garkenyon), 499055 (Enjet Aero Bloomfield, Llc).
Key specifications for 499055: General Characteristics Item Description: O/A LG 5.140 TO 5.200 IN.;SUPPORT OD 2.347 TO 2.350 IN.;HOUSING FLANGE 0.115 TO 0.125 IN. W;4 MTG HOLES 0.339 TO 0.349 IN. SPACED 2.375 IN. C TO C ALONG LG AND W;BRAZE PER AMS 2666 IN; Precious Material: SILVER; Precious Material and Location: BRAZING AT HOUSING AND SUPPORT,AND AT BAFFLE SILVER; End Item Identification: REGULATOR ASSY,ANTI-ICING P/N 499019,2995-00-910-9817;U/O TF33-P-5. 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.