The Bushing,sleeve, cataloged under National Stock Number 3120-01-446-2115, 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 14 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3120-01-446-2115 |
| Primary Part Number | S4928911-4-017 |
| Item Name | Bushing,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Avalon Machine Products Inc |
| Status | ACTIVE |
| Corner Shape | SQUARE INSIDE RIGHT CORNER |
| Corner Shape | SQUARE OUTSIDE RIGHT CORNER |
| Corner Shape | SQUARE OUTSIDE LEFT CORNER |
| Corner Shape | SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER |
| Corner Shape | SQUARE INSIDE LEFT CORNER |
| Corner Shape | UNDERCUT LEFT FLANGE BODY CORNER |
| Flange Outside Diameter | 0.5210 INCHES MINIMUM AND 0.5510 INCHES MAXIMUM IN |
| Body Outside Diameter | 0.3131 INCHES MINIMUM AND 0.3136 INCHES MAXIMUM IN |
| Style Designator | SOLID, EXTERNAL FLANGE ONE END |
| Material Document and Classification | AMS5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Body Inside Diameter | 0.2340 INCHES MINIMUM AND 0.2390 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM AND CHROMATE 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 |
|---|---|
| S4928911-4-017 PRIMARY | Avalon Machine Products Inc (USA) |
| S4928911-4-017 PRIMARY | Anillo Industries Llc (USA) |
| S4928911-4-017 PRIMARY | All Power Manufacturing Co. (USA) |
| Reference | Meaning |
|---|---|
| S4928911-4-017 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3120-01-446-2115 is a Bushing,sleeve, manufactured by Avalon Machine Products Inc, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-446-2115 has 3 manufacturer part numbers on file: S4928911-4-017 (Avalon Machine Products Inc), S4928911-4-017 (Anillo Industries Llc), S4928911-4-017 (All Power Manufacturing Co.).
Key specifications for S4928911-4-017: Corner Shape: SQUARE INSIDE RIGHT CORNER; Corner Shape: SQUARE OUTSIDE RIGHT CORNER; Corner Shape: SQUARE OUTSIDE LEFT CORNER; Corner Shape: SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER. 14 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.