The Tube Assembly,metal, cataloged under National Stock Number 4710-00-925-9186, 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. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4710-00-925-9186 |
| Primary Part Number | 6848473 |
| Item Name | Tube Assembly,metal |
| FSC / FSG | 4710 / 47 — Pipe, Tube and Rigid Tubing |
| Manufacturer | Rolls-Royce Corporation |
| Status | ACTIVE |
| FSC Application Data | ENGINE FUEL SYSTEM,ACFT |
| Seat Angle in Deg | 33.0 SINGLE END |
| Design Form | PREBENT |
| Mating End Quantity | 2 SINGLE END |
| Wall Thickness | 0.018 INCHES MINIMUM AND 0.022 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND SINGLE END |
| Nominal Thread Size | 0.500 INCHES SINGLE END IN |
| End Connection Style | UNTHREADED INTERNAL SINGLE END |
| Tube Outside Diameter | 0.308 INCHES MINIMUM AND 0.316 INCHES MAXIMUM IN |
| Thread Class | 3B SINGLE END |
| Material | STEEL CORROSION RESISTING SINGLE END |
| Material | STEEL CORROSION RESISTING TUBING |
| 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 | F |
| Part Number | Manufacturer |
|---|---|
| 6848473 PRIMARY | Rolls-Royce Corporation (USA) |
| 6848473 | Smiths Tubular Systems-Laconia, Inc. Div Lewis & Saunders (USA) |
| Reference | Meaning |
|---|---|
| 6848473 | 5/9 Secondary reference Allison Transmission Inc Dba Allison Transmission, Inc |
| AP6848473 | 5/9 Secondary reference Apex Precision Technologies, Inc. |
NSN 4710-00-925-9186 is a Tube Assembly,metal, manufactured by Rolls-Royce Corporation, classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
NSN 4710-00-925-9186 has 2 manufacturer part numbers on file: 6848473 (Rolls-Royce Corporation), 6848473 (Smiths Tubular Systems-Laconia, Inc. Div Lewis & Saunders).
Key specifications for 6848473: FSC Application Data: ENGINE FUEL SYSTEM,ACFT; Seat Angle in Deg: 33.0 SINGLE END; Design Form: PREBENT; Mating End Quantity: 2 SINGLE END. 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.