The Bushing,sleeve, cataloged under National Stock Number 3120-01-258-9185, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is All Power Manufacturing Co.. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3120-01-258-9185 |
| Primary Part Number | ST4M144-07002 |
| Item Name | Bushing,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | All Power Manufacturing Co. |
| Status | ACTIVE |
| Body Outside Diameter | 0.5167 INCHES MINIMUM AND 0.5172 INCHES MAXIMUM IN |
| Body Inside Diameter | 0.4372 INCHES MINIMUM AND 0.4392 INCHES MAXIMUM IN |
| Material | COPPER ALLOY 630 OVERALL |
| 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 |
|---|---|
| ST4M144-07002 | Reid Products Inc. Dba Reid Products Inc (USA) |
| ST4M144-07002 | Mayday Manufacturing Co. (USA) |
| ST4M144-07002 | Avalon Machine Products Inc (USA) |
| ST4M144-07002 PRIMARY | All Power Manufacturing Co. (USA) |
| Reference | Meaning |
|---|---|
| ST4M144-07002 | 5/9 Secondary reference The Boeing Company Div Defense |
NSN 3120-01-258-9185 is a Bushing,sleeve, manufactured by All Power Manufacturing Co., classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-258-9185 has 4 manufacturer part numbers on file: ST4M144-07002 (Reid Products Inc. Dba Reid Products Inc), ST4M144-07002 (Mayday Manufacturing Co.), ST4M144-07002 (Avalon Machine Products Inc), ST4M144-07002 (All Power Manufacturing Co.).
Key specifications for ST4M144-07002: Body Outside Diameter: 0.5167 INCHES MINIMUM AND 0.5172 INCHES MAXIMUM IN; Overall Length: 0.7200 INCHES MINIMUM AND 0.7300 INCHES MAXIMUM IN; Body Inside Diameter: 0.4372 INCHES MINIMUM AND 0.4392 INCHES MAXIMUM IN; Material: COPPER ALLOY 630 OVERALL. 3 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.