The Adapter Bushing, cataloged under National Stock Number 4730-00-142-2760, 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 Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions. Government technical data includes 14 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through both NSN and commercial part number lookups. 49 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-142-2760 |
| Primary Part Number | 3112N |
| Item Name | Adapter Bushing |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions |
| Status | ACTIVE |
| Width Across Flats | 1.000 INCHES NOMINAL IN |
| Male End Thread Size | 3/4 IN.-10 IN |
| Female End Thread Length | 0.375 INCHES NOMINAL IN |
| Female End Thread Class | 3B |
| Male End Thread Direction | RIGHT-HAND |
| Female End Thread Size | 1/8 IN.-27 IN |
| Wrenching Facility Shape | HEXAGON |
| Male End Screw Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Female End Screw Thread Series Designator | NPT |
| Male End Thread Class | 3A A |
| Female End Thread Direction | RIGHT-HAND |
| Material | COPPER ALLOY |
| Male End Thread Length | 0.359 INCHES NOMINAL IN |
| Thickness | 0.375 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 |
|---|---|
| 3112N PRIMARY | Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions (USA) |
| Reference | Meaning |
|---|---|
| DD423S49-10PC59 | 5/9 Secondary reference U.S. Government activity |
| DD380S49-11PC59 | 5/9 Secondary reference U.S. Government activity |
| HL5731PC59 | 5/9 Secondary reference U.S. Government activity |
| DD421S49-12PC59 | 5/9 Secondary reference U.S. Government activity |
| DD453S49-171PC59 | 5/9 Secondary reference U.S. Government activity |
| DD692S4902-11PC59 | 5/9 Secondary reference U.S. Government activity |
| AD14S49-0110PC59 | 5/9 Secondary reference U.S. Government activity |
| HL3532PC59 | 5/9 Secondary reference U.S. Government activity |
| DD421S49-0315PC59 | 5/9 Secondary reference U.S. Government activity |
| DD453S49-67PC59 | 5/9 Secondary reference U.S. Government activity |
| HL1852PC59 | 5/9 Secondary reference U.S. Government activity |
| 107314PC59 | 5/9 Secondary reference U.S. Government activity |
| DD421S49-254PC59 | 5/9 Secondary reference U.S. Government activity |
| ARS49-076PC59 | 5/9 Secondary reference U.S. Government activity |
| HL1859PC59 | 5/9 Secondary reference U.S. Government activity |
| HL5187PC59 | 5/9 Secondary reference U.S. Government activity |
| AD14S49-147PC59 | 5/9 Secondary reference U.S. Government activity |
| AD14S49-037PC59 | 5/9 Secondary reference U.S. Government activity |
| AR5S49-062PC59 | 5/9 Secondary reference U.S. Government activity |
| AD14S49-0115PC59 | 5/9 Secondary reference U.S. Government activity |
NSN 4730-00-142-2760 is a Adapter Bushing, manufactured by Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-142-2760 has 1 manufacturer part number on file: 3112N (Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions).
Key specifications for 3112N: Width Across Flats: 1.000 INCHES NOMINAL IN; Male End Thread Size: 3/4 IN.-10 IN; Female End Thread Length: 0.375 INCHES NOMINAL IN; Female End Thread Class: 3B. 14 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.