The Bushing,sleeve, cataloged under National Stock Number 3120-01-356-9489, 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 15 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3120-01-356-9489 |
| Primary Part Number | ST4M130-04039 |
| 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 |
| Surface Treatment Document and Classification | QQ-P-416,TY2,CL3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Flange Outside Diameter | 0.4700 INCHES MINIMUM AND 0.5300 INCHES MAXIMUM IN |
| Body Outside Diameter | 0.3760 INCHES MINIMUM AND 0.3765 INCHES MAXIMUM IN |
| Style Designator | SOLID, EXTERNAL FLANGE ONE END |
| Material Document and Classification | ASTM B194 ASSN STD SINGLE MATERIAL RESPONSE OR AMS B196 ASSN STD SINGLE MATERIAL RESPONSE OR AMS B197 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Body Inside Diameter | 0.2350 INCHES MINIMUM AND 0.2410 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Flange Width | 0.0570 INCHES MINIMUM AND 0.0720 INCHES MAXIMUM IN |
| Material | COPPER ALLOY 172 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 |
|---|---|
| ST4M130-04039 | Avalon Machine Products Inc (USA) |
| ST4M130-04039 | All Power Manufacturing Co. (USA) |
| ST4M130-04039 | Reid Products Inc. Dba Reid Products Inc (USA) |
| ST4M130-04039 | Mayday Manufacturing Co. (USA) |
| Reference | Meaning |
|---|---|
| ST4M130-04039 | 3/9 Design control — primary reference The Boeing Company Div Defense |
NSN 3120-01-356-9489 is a Bushing,sleeve, manufactured by Avalon Machine Products Inc, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-356-9489 has 4 manufacturer part numbers on file: ST4M130-04039 (Avalon Machine Products Inc), ST4M130-04039 (All Power Manufacturing Co.), ST4M130-04039 (Reid Products Inc. Dba Reid Products Inc), ST4M130-04039 (Mayday Manufacturing Co.).
Key specifications for ST4M130-04039: 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. 15 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.