The Bushing,sleeve, cataloged under National Stock Number 3120-01-129-6978, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. Government technical data includes 4 specifications, cited from the U.S. Government catalog. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-01-129-6978 |
| Item Name | Bushing,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Status | ACTIVE |
| Flange Outside Diameter | 2.9300 INCHES MINIMUM AND 2.9500 INCHES MAXIMUM IN |
| Body Outside Diameter | 2.3148 INCHES MINIMUM AND 2.3158 INCHES MAXIMUM IN |
| Body Inside Diameter | 2.1185 INCHES MINIMUM AND 2.1200 INCHES MAXIMUM IN |
| Flange Width | 0.0600 INCHES MINIMUM AND 0.0620 INCHES MAXIMUM IN |
| 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 |
|---|---|
| ST4M130-24008 | 3/9 Design control — primary reference The Boeing Company Div Defense |
| ST4M130-24008 | 5/9 Secondary reference Mayday Manufacturing Co. |
| ST4M130-24008 | 5/9 Secondary reference Reid Products Inc. Dba Reid Products Inc |
| ST4M130-24008 | 5/9 Secondary reference Avalon Machine Products Inc |
| ST4M130-24008 | 5/9 Secondary reference All Power Manufacturing Co. |
| STAM130-24008 | 5/9 Secondary reference Mayday Manufacturing Co. |
NSN 3120-01-129-6978 is a Bushing,sleeve, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
Key specifications for 3120-01-129-6978: Flange Outside Diameter: 2.9300 INCHES MINIMUM AND 2.9500 INCHES MAXIMUM IN; Body Outside Diameter: 2.3148 INCHES MINIMUM AND 2.3158 INCHES MAXIMUM IN; Overall Length: 0.6050 INCHES MINIMUM AND 0.6170 INCHES MAXIMUM IN; Body Inside Diameter: 2.1185 INCHES MINIMUM AND 2.1200 INCHES MAXIMUM IN. 4 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.