The Tube Assembly,metal, cataloged under National Stock Number 4710-00-451-4804, is classified within Federal Supply Class 4710 (Pipe, Tube and Rigid Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4710-00-451-4804 |
| Primary Part Number | 3R49274T17 |
| Item Name | Tube Assembly,metal |
| FSC / FSG | 4710 / 47 — Pipe, Tube and Rigid Tubing |
| Manufacturer | Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions |
| Status | ACTIVE |
| Seat Angle in Deg | 45.0 SINGLE END |
| Design Form | STRAIGHT |
| Mating End Quantity | 1 SINGLE END |
| Wall Thickness | 0.030 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND SINGLE END |
| Nominal Thread Size | 0.500 INCHES SINGLE END IN |
| End Connection Style | SWIVEL NUT, INVERTED FLARE SINGLE END |
| Tube Outside Diameter | 0.312 INCHES NOMINAL IN |
| Thread Class | 2A SINGLE END A |
| Material | STEEL FIRST END |
| Material | STEEL TUBING |
| Material | STEEL SECOND END |
| Thread Series Designator | UNF SINGLE END |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 3R49274T17 PRIMARY | Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions (USA) |
| Reference | Meaning |
|---|---|
| 3R49274T17 | 5/9 Secondary reference U.S. Government activity |
| 3R49274T17 | 3/9 Design control — primary reference Siemens Energy, Inc. Dba Dresser-Rand |
NSN 4710-00-451-4804 is a Tube Assembly,metal, manufactured by Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions, classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
NSN 4710-00-451-4804 has 1 manufacturer part number on file: 3R49274T17 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions).
Key specifications for 3R49274T17: Seat Angle in Deg: 45.0 SINGLE END; Design Form: STRAIGHT; Mating End Quantity: 1 SINGLE END; Overall Length: 6.000 INCHES NOMINAL IN. 13 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.