The Tube Assembly,metal, cataloged under National Stock Number 4710-00-997-0704, 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 Textron Aviation Inc. Government technical data includes 14 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4710-00-997-0704 |
| Primary Part Number | 1400106-49 |
| Item Name | Tube Assembly,metal |
| FSC / FSG | 4710 / 47 — Pipe, Tube and Rigid Tubing |
| Manufacturer | Textron Aviation Inc |
| Status | ACTIVE |
| Design Form | PREBENT |
| Mating End Quantity | 1 SECOND END |
| Mating End Quantity | 1 FIRST END |
| Material Document and Classification | WW-T-700/6, ALLOY 6061, T6 FED SPEC SINGLE MATERIAL RESPONSE TUBING |
| Wall Thickness | 0.065 INCHES MINIMUM AND 0.068 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND SECOND END |
| Nominal Thread Size | 0.312 INCHES SECOND END IN |
| End Connection Style | SWIVEL NUT, FLARED SECOND END |
| End Connection Style | UNTHREADED INTERNAL FIRST END |
| Tube Outside Diameter | 0.312 INCHES NOMINAL IN |
| Thread Class | 3B SECOND END |
| Material | COPPER ALLOY SECOND END |
| Material | STEEL OR ALUMINUM ALLOY 6061 TUBING |
| Thread Series Designator | UNEF SECOND 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 |
|---|---|
| 1400106-49 PRIMARY | Textron Aviation Inc (USA) |
| Reference | Meaning |
|---|---|
| 1400106-49 | 3/9 Design control — primary reference Cessna Aircraft Company Dba Textron Aviation |
| 1400106 | D/9 Drawing number reference only Cessna Aircraft Company Dba Textron Aviation |
NSN 4710-00-997-0704 is a Tube Assembly,metal, manufactured by Textron Aviation Inc, classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
NSN 4710-00-997-0704 has 1 manufacturer part number on file: 1400106-49 (Textron Aviation Inc).
1 possible match (shared part number, not a government interchangeability claim): 5315-01-395-4671. Verify interchangeability with system specifications before substitution.
Key specifications for 1400106-49: Design Form: PREBENT; Mating End Quantity: 1 SECOND END; Mating End Quantity: 1 FIRST END; Material Document and Classification: WW-T-700/6, ALLOY 6061, T6 FED SPEC SINGLE MATERIAL RESPONSE TUBING. 14 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.