The Bushing,sleeve, cataloged under National Stock Number 3120-01-449-8317, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-01-449-8317 |
| Primary Part Number | ST4M130-03023 |
| Item Name | Bushing,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Corner Shape | SQUARE ALL CORNERS |
| Flange Outside Diameter | 0.4270 INCHES MINIMUM AND 0.4470 INCHES MAXIMUM IN |
| Body Outside Diameter | 0.3453 INCHES MINIMUM AND 0.3458 INCHES MAXIMUM IN |
| Style Designator | SOLID, EXTERNAL FLANGE ONE END |
| Material Document and Classification | ASTM-B196 ASSN STD 1ST MATERIAL RESPONSE OVERALL |
| Body Inside Diameter | 0.1835 INCHES MINIMUM AND 0.1850 INCHES MAXIMUM IN |
| Flange Width | 0.0600 INCHES MINIMUM AND 0.0620 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 |
|---|---|
| ST4M130-03023 PRIMARY | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| ST4M130-03023 | 5/9 Secondary reference Avalon Machine Products Inc |
| ST4M130-03023 | 5/1 Secondary reference Reid Products Inc. Dba Reid Products Inc |
| ST4M130-03023 | 5/1 Secondary reference All Power Manufacturing Co. |
| ST4M130-03023 | 5/1 Secondary reference Mayday Manufacturing Co. |
NSN 3120-01-449-8317 is a Bushing,sleeve, manufactured by The Boeing Company Div Defense, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-449-8317 has 1 manufacturer part number on file: ST4M130-03023 (The Boeing Company Div Defense).
Key specifications for ST4M130-03023: Corner Shape: SQUARE ALL CORNERS; Flange Outside Diameter: 0.4270 INCHES MINIMUM AND 0.4470 INCHES MAXIMUM IN; Body Outside Diameter: 0.3453 INCHES MINIMUM AND 0.3458 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.