The Adapter Bushing, cataloged under National Stock Number 4730-01-266-0336, 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 19 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-266-0336 |
| Item Name | Adapter Bushing |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Width Across Flats | 1.000 INCHES NOMINAL IN |
| Female End Characteristic | COUNTERSUNK |
| Counterbore/countersink Location | BOTH ENDS COUNTERSUNK |
| Male End Thread Size | 7/8-16 |
| Female End Thread Length | 0.875 INCHES NOMINAL IN |
| Criticality Code Justification | ZZZY |
| Female End Thread Class | 2G G |
| Diameter | 0.062 INCHES MINIMUM AND 0.156 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN |
| Male End Thread Direction | RIGHT-HAND |
| Female End Thread Size | 1/2-10 |
| Wrenching Facility Shape | HEXAGON |
| Male End Screw Thread Series Designator | UN |
| Chamfer Angle in Deg | 45.0 LOCATION NOT OTHERWISE SPECIFIED |
| Female End Screw Thread Series Designator | ACME |
| Male End Thread Class | 2A A |
| Female End Thread Direction | RIGHT-HAND |
| Material | COPPER ALLOY |
| Male End Thread Length | 0.464 INCHES MINIMUM AND 0.747 INCHES MAXIMUM 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 |
|---|---|
| 8910B-1/2-764 PC13 | 5/9 Secondary reference Dresser, Inc. Dba Dresser Equipment Group Div Industrial Valve Operations, Dresse |
| 820-5787258-1 | 3/1 Design control — primary reference Naval Sea Systems Command |
| 8910B-1/2-756 PC13 | 5/9 Secondary reference Dresser, Inc. Dba Dresser Equipment Group Div Industrial Valve Operations, Dresse |
| 8910B1/2-722-15 | 5/9 Secondary reference Dresser, Inc. Dba Dresser Equipment Group Div Industrial Valve Operations, Dresse |
NSN 4730-01-266-0336 is a Adapter Bushing, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-01-266-0336: Width Across Flats: 1.000 INCHES NOMINAL IN; Female End Characteristic: COUNTERSUNK; Counterbore/countersink Location: BOTH ENDS COUNTERSUNK; Male End Thread Size: 7/8-16. 19 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 4730-01-266-0336 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.