The Bushing,sleeve, cataloged under National Stock Number 3120-01-271-3091, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. Government technical data includes 5 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-01-271-3091 |
| Item Name | Bushing,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Status | ACTIVE |
| Flange Outside Diameter | 1.9800 INCHES MINIMUM AND 2.0000 INCHES MAXIMUM IN |
| Body Outside Diameter | 1.7080 INCHES MINIMUM AND 1.7090 INCHES MAXIMUM IN |
| Body Inside Diameter | 1.5710 INCHES MINIMUM AND 1.5730 INCHES MAXIMUM IN |
| Flange Width | 0.0390 INCHES MINIMUM AND 0.0400 INCHES MAXIMUM IN |
| Material | COPPER ALLOY 172 OR COPPER ALLOY 173 OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| ST4M130-24017 | 5/9 Secondary reference Avalon Machine Products Inc |
| ST4M130-24017 | 5/9 Secondary reference Mayday Manufacturing Co. |
| ST4M130-24017 | 5/9 Secondary reference Reid Products Inc. Dba Reid Products Inc |
| ST4M130-24017 | 3/9 Design control — primary reference The Boeing Company Div Defense |
| ST4M130-24017 | C/1 Advisory reference — outside the item-of-supply concept All Power Manufacturing Co. |
NSN 3120-01-271-3091 is a Bushing,sleeve, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
Key specifications for 3120-01-271-3091: Flange Outside Diameter: 1.9800 INCHES MINIMUM AND 2.0000 INCHES MAXIMUM IN; Body Outside Diameter: 1.7080 INCHES MINIMUM AND 1.7090 INCHES MAXIMUM IN; Overall Length: 0.4290 INCHES MINIMUM AND 0.4500 INCHES MAXIMUM IN; Body Inside Diameter: 1.5710 INCHES MINIMUM AND 1.5730 INCHES MAXIMUM IN. 5 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.