The Tube Assembly,metal, cataloged under National Stock Number 4710-00-623-6748, 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 Rolls-Royce Corporation. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4710-00-623-6748 |
| Primary Part Number | 6859177 |
| Item Name | Tube Assembly,metal |
| FSC / FSG | 4710 / 47 — Pipe, Tube and Rigid Tubing |
| Manufacturer | Rolls-Royce Corporation |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 6859177 PRIMARY | Rolls-Royce Corporation (USA) |
| 6859177 | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| Reference | Meaning |
|---|---|
| 6859177 | 5/9 Secondary reference Allison Transmission Inc Dba Allison Transmission, Inc |
| 6859177 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 6859177AL | 5/9 Secondary reference Extex Engineered Products Inc Dba Timken Aerospace Services |
NSN 4710-00-623-6748 is a Tube Assembly,metal, manufactured by Rolls-Royce Corporation, classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
NSN 4710-00-623-6748 has 2 manufacturer part numbers on file: 6859177 (Rolls-Royce Corporation), 6859177 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp).
Key specifications for 6859177: End Item Identification: T63-A-700 & T63-A-720 TURBINE ENGINE. 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 4710-00-623-6748 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.