The Adapter Bushing, cataloged under National Stock Number 4730-01-238-9156, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 4730-01-238-9156 |
| Item Name | Adapter Bushing |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Male End Thread Size | 1 3/8-20 |
| Criticality Code Justification | ZZZY |
| Male End Thread Direction | RIGHT-HAND |
| Male End Thread Class | 2A A |
| Material | COPPER ALLOY |
| Male End Thread Length | 0.594 INCHES NOMINAL IN |
| Reference Number Differentiating Characteristics | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL F — Mutilate — Cut |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | C |
| Reference | Meaning |
|---|---|
| 67070 PC 1 | 5/1 Secondary reference William Powell Company, the Dba Powell Valve Div the Starflo Corporation |
| 66434 | 5/1 Secondary reference William Powell Company, the Dba Powell Valve Div the Starflo Corporation |
| 67070-E-304SS-4.0IN-PC1 | 3/1 Design control — primary reference William Powell Company, the Dba Powell Valve Div the Starflo Corporation |
NSN 4730-01-238-9156 is a Adapter Bushing, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 2915-01-431-8364, 4130-01-649-4738. Verify interchangeability with system specifications before substitution.
Key specifications for 4730-01-238-9156: Male End Thread Size: 1 3/8-20; Criticality Code Justification: ZZZY; Overall Length: 2.656 INCHES NOMINAL IN; Male End Thread Direction: RIGHT-HAND. 7 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 4730-01-238-9156 has DEMIL Code F. 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.