The Tube Assembly,metal, cataloged under National Stock Number 4710-01-645-7526, 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 Bird-Johnson Propeller Company, Llc. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4710-01-645-7526 |
| Primary Part Number | FK29511 |
| Item Name | Tube Assembly,metal |
| FSC / FSG | 4710 / 47 — Pipe, Tube and Rigid Tubing |
| Manufacturer | Bird-Johnson Propeller Company, Llc |
| 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 |
|---|---|
| FK29511 PRIMARY | Bird-Johnson Propeller Company, Llc (USA) |
| 40071266 | Ministry of Defence, Future Aircraft Carrier Ipt (cvf Ipt) (GBR) |
| FK29511 | Rolls-Royce Plc Naval Marine (GBR) |
| Reference | Meaning |
|---|---|
| SECTION 1106 PART NO. FK29511 | C/1 Advisory reference — outside the item-of-supply concept Bird-Johnson Propeller Company, Llc |
NSN 4710-01-645-7526 is a Tube Assembly,metal, manufactured by Bird-Johnson Propeller Company, Llc, classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
NSN 4710-01-645-7526 has 3 manufacturer part numbers on file: FK29511 (Bird-Johnson Propeller Company, Llc), 40071266 (Ministry of Defence, Future Aircraft Carrier Ipt (cvf Ipt)), FK29511 (Rolls-Royce Plc Naval Marine).
Key specifications for FK29511: Part Name Assigned by Controlling Agency: TUBE, ASSEMBLY (FUEL-MANIFOLD TO BURNER LH); End Item Identification: ENGINE, GAS TU. 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 4710-01-645-7526 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.