The Adapter Bushing, cataloged under National Stock Number 4730-00-734-1735, 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 Sabreliner Corp. Government technical data includes 16 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 4730-00-734-1735 |
| Primary Part Number | 523400 |
| Item Name | Adapter Bushing |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Sabreliner Corp |
| Status | ACTIVE |
| Female End Characteristic | COUNTERSUNK |
| Male End Thread Size | 9/16-12 |
| Female End Thread Length | 0.383 INCHES MINIMUM AND 0.393 INCHES MAXIMUM IN |
| Female End Thread Class | 3B |
| Diameter | 0.368 INCHES MINIMUM AND 0.391 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN |
| Male End Thread Direction | RIGHT-HAND |
| Female End Thread Size | 3/8-24 |
| Wrenching Facility Shape | ROUND |
| Male End Screw Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Surface Treatment | CADMIUM |
| Chamfer Angle in Deg | 60.0 LOCATION NOT OTHERWISE SPECIFIED |
| Depth | 0.063 INCHES MINIMUM AND 0.078 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN |
| Female End Thread Direction | RIGHT-HAND |
| Material | STEEL |
| Male End Thread Length | 0.423 INCHES MINIMUM AND 0.433 INCHES MAXIMUM IN |
| Thickness | 0.125 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 |
|---|---|
| 523400 PRIMARY | Sabreliner Corp (USA) |
| Reference | Meaning |
|---|---|
| 523400 | 5/9 Secondary reference Teledyne Brown Engineering, Inc. Dba Teledyne Turbine Engines Div Teledyne Turbine Engines |
NSN 4730-00-734-1735 is a Adapter Bushing, manufactured by Sabreliner Corp, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-734-1735 has 1 manufacturer part number on file: 523400 (Sabreliner Corp).
2 possible matches (shared part number, not a government interchangeability claim): 5945-00-754-5873, 6515-01-118-5400. Verify interchangeability with system specifications before substitution.
Key specifications for 523400: Female End Characteristic: COUNTERSUNK; Male End Thread Size: 9/16-12; Female End Thread Length: 0.383 INCHES MINIMUM AND 0.393 INCHES MAXIMUM IN; Female End Thread Class: 3B. 16 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.