The Bushing,sleeve, cataloged under National Stock Number 3120-01-480-8293, 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 16 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-01-480-8293 |
| Primary Part Number | NAS77A5-075 |
| Item Name | Bushing,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Avalon Machine Products Inc |
| Status | ACTIVE |
| Corner Shape | CHAMFERED INSIDE LEFT CORNER |
| Corner Shape | SQUARE OUTSIDE RIGHT CORNER |
| Corner Shape | SQUARE OUTSIDE LEFT CORNER |
| Corner Shape | SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER |
| Corner Shape | CHAMFERED INSIDE RIGHT CORNER |
| Corner Shape | UNDERCUT LEFT FLANGE BODY CORNER |
| Surface Treatment Document and Classification | QQ-P-416,TYPE II,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Flange Outside Diameter | 0.5520 INCHES MINIMUM AND 0.5720 INCHES MAXIMUM IN |
| Body Outside Diameter | 0.4381 INCHES MINIMUM AND 0.4386 INCHES MAXIMUM IN |
| Criticality Code Justification | AGAV |
| Style Designator | SOLID, EXTERNAL FLANGE ONE END |
| Material Document and Classification | QQ-C-465,ALLOY 642 FED SPEC SINGLE MATERIAL RESPONSE AND MIL-B-6946 MIL SPEC SINGLE MATERIAL RESPONSE OR AMS 4640 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Body Inside Diameter | 0.3125 INCHES MINIMUM AND 0.3140 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Flange Width | 0.0570 INCHES MINIMUM AND 0.0670 INCHES MAXIMUM IN |
| Material | COPPER ALLOY 642 OR COPPER ALLOY 630 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 |
|---|---|
| NAS77A5-075 PRIMARY | Avalon Machine Products Inc (USA) |
| NAS77A5-075 PRIMARY | Reid Products Inc. Dba Reid Products Inc (USA) |
| NAS77A5-075 PRIMARY | Mayday Manufacturing Co. (USA) |
| NAS77A5-075 PRIMARY | All Power Manufacturing Co. (USA) |
| Reference | Meaning |
|---|---|
| NAS77A5-075 | 3/2 Design control — primary reference U.S. Government activity |
| NAS77A5-075 | 5/9 Secondary reference Filter Tech Inc. |
NSN 3120-01-480-8293 is a Bushing,sleeve, manufactured by Avalon Machine Products Inc, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-480-8293 has 4 manufacturer part numbers on file: NAS77A5-075 (Avalon Machine Products Inc), NAS77A5-075 (Reid Products Inc. Dba Reid Products Inc), NAS77A5-075 (Mayday Manufacturing Co.), NAS77A5-075 (All Power Manufacturing Co.).
Key specifications for NAS77A5-075: Corner Shape: CHAMFERED INSIDE LEFT CORNER; Corner Shape: SQUARE OUTSIDE RIGHT CORNER; Corner Shape: SQUARE OUTSIDE LEFT CORNER; Corner Shape: SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER. 16 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.