The Tube Assembly,aircraft Engine, cataloged under National Stock Number 2995-01-673-3271, 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. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Item Name | Tube Assembly,aircraft Engine |
| FSC / FSG | 2995 — Miscellaneous Engine Accessories, Aircraft (FSG 29) |
| Manufacturers | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (CAGE 77445) |
| Parameter | Value |
|---|---|
| NSN | 2995-01-673-3271 |
| Primary Part Number | 4131397-01 |
| Item Name | Tube Assembly,aircraft Engine |
| FSC / FSG | 2995 / 29 — Miscellaneous Engine Accessories, Aircraft |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| 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 |
|---|---|
| 4131397-01 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| Reference | Meaning |
|---|---|
| 4131397 | D/9 Drawing number reference only Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
NSN 2995-01-673-3271 is a Tube Assembly,aircraft Engine, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 2995, Miscellaneous Engine Accessories, Aircraft. Status: active.
NSN 2995-01-673-3271 has 1 manufacturer part number on file: 4131397-01 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
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.