The Tube Assembly,aircraft Engine, cataloged under National Stock Number 2995-01-673-3349, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). 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 | 2995-01-673-3349 |
| Primary Part Number | 4131748-01 |
| 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 |
|---|---|
| 4131748-01 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| Reference | Meaning |
|---|---|
| 4131748 | D/9 Drawing number reference only Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
NSN 2995-01-673-3349 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 2995-01-673-3349 has 1 manufacturer part number on file: 4131748-01 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
1 possible match (shared part number, not a government interchangeability claim): 5935-01-689-9048. Verify interchangeability with system specifications before substitution.
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.