The Bushing,sleeve, cataloged under National Stock Number 3120-01-511-0070, 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 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3120-01-511-0070 |
| Primary Part Number | NAS77A4-014N |
| Item Name | Bushing,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Mayday Manufacturing Co. |
| Status | ACTIVE |
| Flange Outside Diameter | 0.4900 INCHES MINIMUM AND 0.5100 INCHES MAXIMUM IN |
| Body Outside Diameter | 0.3711 INCHES MINIMUM AND 0.3761 INCHES MAXIMUM IN |
| Criticality Code Justification | AGAV |
| Style Designator | SOLID, EXTERNAL FLANGE ONE END |
| Body Inside Diameter | 0.2500 INCHES MINIMUM AND 0.2515 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Flange Width | 0.0770 INCHES MINIMUM AND 0.0820 INCHES MAXIMUM IN |
| Material | ALUMINUM ALLOY OVERALL |
| 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 |
|---|---|
| NAS77A4-014N | Mayday Manufacturing Co. (USA) |
| NAS77A4-014N | Avalon Machine Products Inc (USA) |
| NAS77A4-014N | Reid Products Inc. Dba Reid Products Inc (USA) |
| NAS77A4-014N | All Power Manufacturing Co. (USA) |
| Reference | Meaning |
|---|---|
| NAS77A4-014N | 3/2 Design control — primary reference U.S. Government activity |
NSN 3120-01-511-0070 is a Bushing,sleeve, manufactured by Mayday Manufacturing Co., classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-511-0070 has 4 manufacturer part numbers on file: NAS77A4-014N (Mayday Manufacturing Co.), NAS77A4-014N (Avalon Machine Products Inc), NAS77A4-014N (Reid Products Inc. Dba Reid Products Inc), NAS77A4-014N (All Power Manufacturing Co.).
Key specifications for NAS77A4-014N: Flange Outside Diameter: 0.4900 INCHES MINIMUM AND 0.5100 INCHES MAXIMUM IN; Body Outside Diameter: 0.3711 INCHES MINIMUM AND 0.3761 INCHES MAXIMUM IN; Criticality Code Justification: AGAV; Style Designator: SOLID, EXTERNAL FLANGE ONE END. 8 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.