The Locknut,pipe, cataloged under National Stock Number 4730-01-448-8848, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is William Powell Company, the Dba Powell Valve Div the Starflo Corporation. Government technical data includes 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-448-8848 |
| Primary Part Number | 63502-B 1861 SWE 1/2 PART 10 |
| Item Name | Locknut,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | William Powell Company, the Dba Powell Valve Div the Starflo Corporation |
| Status | ACTIVE |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.500 INCHES IN |
| Material | STEEL CORROSION RESISTING OVERALL |
| 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 |
|---|---|
| 63502-B 1861 SWE 1/2 PART 10 PRIMARY | William Powell Company, the Dba Powell Valve Div the Starflo Corporation (USA) |
| Reference | Meaning |
|---|---|
| 63502-B | D/9 Drawing number reference only William Powell Company, the Dba Powell Valve Div the Starflo Corporation |
NSN 4730-01-448-8848 is a Locknut,pipe, manufactured by William Powell Company, the Dba Powell Valve Div the Starflo Corporation, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-448-8848 has 1 manufacturer part number on file: 63502-B 1861 SWE 1/2 PART 10 (William Powell Company, the Dba Powell Valve Div the Starflo Corporation).
Key specifications for 63502-B 1861 SWE 1/2 PART 10: Thread Direction: RIGHT-HAND; Nominal Thread Size: 0.500 INCHES IN; Special Features: VALVE, GLB,0.5; End Item Identification: WHIDBEY ISLAND CLASS LSD. 3 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.