The Tube Assembly,metal,branched, cataloged under National Stock Number 4710-01-263-6477, is classified within Federal Supply Class 4710 (Pipe, Tube and Rigid Tubing) of the Pipe, Tubing, Hose, and Fittings group. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4710-01-263-6477 |
| Item Name | Tube Assembly,metal,branched |
| FSC / FSG | 4710 / 47 — Pipe, Tube and Rigid Tubing |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 458-52548-1 | 3/2 Design control — primary reference U.S. Government activity |
| 458-52548 | D/9 Drawing number reference only U.S. Government activity |
NSN 4710-01-263-6477 is a Tube Assembly,metal,branched, classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 4710-01-273-3751, 4710-01-720-8029. Verify interchangeability with system specifications before substitution.
Key specifications for 4710-01-263-6477: Special Features: CORROSION RESISTING STEEL TUBING PER MIL-T-8808 OR MIL-T-8806;TWO TUBES WITH 0.375 IN. OD AND 0.028 WALL THK,ONE TUBE WITH 0.500 IN. OD AND 0.028 WALL THK;SWIVEL NUT FLARED END CONNECTIONS WITH COMPRESSION SLEEVE,0.562-18 UNJF 3B THREADS ON TUBES WITH 0.375 IN. OD;SWIVEL NUT FLARED END CONNECTIONS ON 0.500 IN. OD TUBE IN; End Item Identification: BOEING COMPANY,MILITARY AIRPLANE DIVISION,ENGINE,MODEL C-135. 0 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.
NSN 4710-01-263-6477 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.