The Bushing,sleeve, cataloged under National Stock Number 3120-01-396-4276, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Avalon Machine Products Inc. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-01-396-4276 |
| Primary Part Number | S4928912N4-012 |
| Item Name | Bushing,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Avalon Machine Products Inc |
| Status | ACTIVE |
| Corner Shape | SQUARE ALL CORNERS |
| Flange Outside Diameter | 0.5350 INCHES NOMINAL IN |
| Body Outside Diameter | 0.3120 INCHES MINIMUM AND 0.3125 INCHES MAXIMUM IN |
| Style Designator | SOLID, EXTERNAL FLANGE ONE END |
| Body Inside Diameter | 0.2496 INCHES MINIMUM AND 0.2505 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Flange Width | 0.0610 INCHES MINIMUM AND 0.0620 INCHES MAXIMUM IN |
| Material | STEEL COMP 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 |
|---|---|
| S4928912N4-012 PRIMARY | Avalon Machine Products Inc (USA) |
| S4928912N4-012 | All Power Manufacturing Co. (USA) |
NSN 3120-01-396-4276 is a Bushing,sleeve, manufactured by Avalon Machine Products Inc, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-396-4276 has 2 manufacturer part numbers on file: S4928912N4-012 (Avalon Machine Products Inc), S4928912N4-012 (All Power Manufacturing Co.).
Key specifications for S4928912N4-012: Corner Shape: SQUARE ALL CORNERS; Flange Outside Diameter: 0.5350 INCHES NOMINAL IN; Body Outside Diameter: 0.3120 INCHES MINIMUM AND 0.3125 INCHES MAXIMUM IN; 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.