The Adapter Bushing, cataloged under National Stock Number 4730-01-266-0337, 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 15 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-266-0337 |
| Item Name | Adapter Bushing |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Male End Thread Size | 5/8-18 |
| Wrenching Facility Diameter | 0.750 INCHES NOMINAL IN |
| Female End Thread Length | 0.844 INCHES NOMINAL IN |
| Criticality Code Justification | ZZZY |
| Female End Thread Class | 2A A |
| Male End Thread Direction | RIGHT-HAND |
| Female End Thread Size | 3/8-12 |
| Wrenching Facility Shape | ROUND |
| Male End Screw Thread Series Designator | UNF |
| Female End Screw Thread Series Designator | ACME |
| Male End Thread Class | 2A A |
| Material | COPPER ALLOY |
| Male End Thread Length | 0.344 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 |
| Thickness | 0.125 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL F — Mutilate — Cut |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | C |
| Reference | Meaning |
|---|---|
| 845-2445129 PC11 | 3/1 Design control — primary reference U.S. Government activity |
NSN 4730-01-266-0337 is a Adapter Bushing, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-01-266-0337: Male End Thread Size: 5/8-18; Wrenching Facility Diameter: 0.750 INCHES NOMINAL IN; Female End Thread Length: 0.844 INCHES NOMINAL IN; Criticality Code Justification: ZZZY. 15 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 4730-01-266-0337 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.