The Bushing,pipe, cataloged under National Stock Number 4730-01-243-5304, 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 Allison Transmission Inc Dba Allison Transmission, Inc. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-243-5304 |
| Primary Part Number | 23017522 |
| Item Name | Bushing,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Allison Transmission Inc Dba Allison Transmission, Inc |
| Status | ACTIVE |
| Internal Screw Thread Series Designator | NPT |
| Application/function | INTAKE PIPE SPACER |
| Internal Thread Direction | RIGHT-HAND |
| Supplementary Features | P/O GEARBOX MODEL AT545,VEHICLE GKN DESIGN,NSN 2520-01-157-2901 |
| Style Designator | FACE BUSHING |
| Internal Thread Size | 1/8-27 |
| Material | STEEL |
| 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 |
|---|---|
| 23017522 PRIMARY | Allison Transmission Inc Dba Allison Transmission, Inc (USA) |
| Reference | Meaning |
|---|---|
| 23017522 | 5/9 Secondary reference Detroit Diesel (overseas Distribution Corp) |
NSN 4730-01-243-5304 is a Bushing,pipe, manufactured by Allison Transmission Inc Dba Allison Transmission, Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-243-5304 has 1 manufacturer part number on file: 23017522 (Allison Transmission Inc Dba Allison Transmission, Inc).
Key specifications for 23017522: Internal Screw Thread Series Designator: NPT; Application/function: INTAKE PIPE SPACER; Internal Thread Direction: RIGHT-HAND; Supplementary Features: P/O GEARBOX MODEL AT545,VEHICLE GKN DESIGN,NSN 2520-01-157-2901. 7 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.