The Adapter Bushing, cataloged under National Stock Number 4730-00-679-3712, 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 U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 18 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 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-679-3712 |
| Primary Part Number | 9092431 |
| Item Name | Adapter Bushing |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Width Across Flats | 1.125 INCHES NOMINAL IN |
| Female End Characteristic | COUNTERBORED |
| Counterbore/countersink Location | AT WRENCHING HD END |
| Male End Thread Size | 7/8 IN.-18 IN |
| Female End Thread Length | 0.500 INCHES NOMINAL IN |
| Diameter | 0.719 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Male End Thread Direction | RIGHT-HAND |
| Female End Thread Size | 1/2 IN.-14 IN |
| Wrenching Facility Shape | HEXAGON |
| Male End Screw Thread Series Designator | UNS |
| Surface Treatment | CADMIUM OR ZINC |
| Depth | 0.281 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Female End Screw Thread Series Designator | NPTF |
| Male End Thread Class | 3A A |
| Female End Thread Direction | RIGHT-HAND |
| Material | STEEL |
| Male End Thread Length | 0.465 INCHES NOMINAL IN |
| Thickness | 0.938 INCHES NOMINAL IN |
| 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 |
|---|---|
| 9092431 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 4730-00-679-3712 is a Adapter Bushing, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-679-3712 has 1 manufacturer part number on file: 9092431 (U S Army Tank Automotive Command Amsta-Im-Mm).
1 possible match (shared part number, not a government interchangeability claim): 1560-00-802-5352. Verify interchangeability with system specifications before substitution.
Key specifications for 9092431: Width Across Flats: 1.125 INCHES NOMINAL IN; Female End Characteristic: COUNTERBORED; Counterbore/countersink Location: AT WRENCHING HD END; Male End Thread Size: 7/8 IN.-18 IN. 18 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.