The Bushing,sleeve, cataloged under National Stock Number 3120-01-481-9342, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Mayday Manufacturing Co.. Government technical data includes 2 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 | 3120-01-481-9342 |
| Primary Part Number | 4M386-04001 |
| Item Name | Bushing,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Mayday Manufacturing Co. |
| Status | ACTIVE |
| Criticality Code Justification | AGAV |
| Material | COPPER ALLOY BODY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 4M386-04001 | Avalon Machine Products Inc (USA) |
| 4M386-04001 PRIMARY | Mayday Manufacturing Co. (USA) |
| 4M386-04001 PRIMARY | All Power Manufacturing Co. (USA) |
| 4M386-04001 | Reid Products Inc. Dba Reid Products Inc (USA) |
| 4M386-04001 PRIMARY | The Boeing Company Div Defense (USA) |
NSN 3120-01-481-9342 is a Bushing,sleeve, manufactured by Mayday Manufacturing Co., classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-481-9342 has 5 manufacturer part numbers on file: 4M386-04001 (Avalon Machine Products Inc), 4M386-04001 (Mayday Manufacturing Co.), 4M386-04001 (All Power Manufacturing Co.), 4M386-04001 (Reid Products Inc. Dba Reid Products Inc), 4M386-04001 (The Boeing Company Div Defense).
Key specifications for 4M386-04001: Criticality Code Justification: AGAV; Special Features: DIA 0.652; INSIDE DIA 0.375; LENGTH NOMINAL 0.690; Part Name Assigned by Controlling Agency: BUSHING, SLEEVE-FLANGED, OBLONG BORE, SPECIAL; End Item Identification: F18 E/F FIGHTER AIRCRAFT. 2 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.