The Bushing,sleeve, cataloged under National Stock Number 3120-01-481-9344, 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 7 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-01-481-9344 |
| Primary Part Number | ST4M130-07021 |
| Item Name | Bushing,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | All Power Manufacturing Co. |
| Status | ACTIVE |
| Flange Outside Diameter | 1.1050 INCHES MINIMUM AND 1.1250 INCHES MAXIMUM IN |
| Body Outside Diameter | 0.5630 INCHES NOMINAL IN |
| Style Designator | SOLID, EXTERNAL FLANGE ONE END |
| Body Inside Diameter | 0.4370 INCHES MINIMUM AND 0.4380 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Flange Width | 0.0570 INCHES MINIMUM AND 0.0620 INCHES MAXIMUM IN |
| Material | COPPER ALLOY 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 |
|---|---|
| ST4M130-07021 PRIMARY | All Power Manufacturing Co. (USA) |
| ST4M130-07021 PRIMARY | Reid Products Inc. Dba Reid Products Inc (USA) |
| ST4M130-07021 PRIMARY | The Boeing Company Div Defense (USA) |
| ST4M130-07021 PRIMARY | Mayday Manufacturing Co. (USA) |
| ST4M130-07021 | Avalon Machine Products Inc (USA) |
NSN 3120-01-481-9344 is a Bushing,sleeve, manufactured by All Power Manufacturing Co., classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-481-9344 has 5 manufacturer part numbers on file: ST4M130-07021 (All Power Manufacturing Co.), ST4M130-07021 (Reid Products Inc. Dba Reid Products Inc), ST4M130-07021 (The Boeing Company Div Defense), ST4M130-07021 (Mayday Manufacturing Co.), ST4M130-07021 (Avalon Machine Products Inc).
Key specifications for ST4M130-07021: Flange Outside Diameter: 1.1050 INCHES MINIMUM AND 1.1250 INCHES MAXIMUM IN; Body Outside Diameter: 0.5630 INCHES NOMINAL IN; Style Designator: SOLID, EXTERNAL FLANGE ONE END; Overall Length: 0.5120 INCHES NOMINAL IN. 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.