The Bushing,sleeve, cataloged under National Stock Number 3120-00-237-7706, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. Government technical data includes 26 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-00-237-7706 |
| Item Name | Bushing,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Status | ACTIVE |
| Surface Finish | 63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY |
| Surface Finish | 125.0 MICROINCHES RIGHT END SURFACE OF LEFT FLANGE |
| Surface Finish | 125.0 MICROINCHES LEFT END SURFACE OF BODY AND FLANGE |
| Surface Finish | 125.0 MICROINCHES RIGHT END SURFACE OF BODY |
| Surface Finish | 125.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF FLANGE |
| Surface Finish | 63.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY |
| Corner Shape | CHAMFERED INSIDE LEFT CORNER |
| Corner Shape | SQUARE INSIDE RIGHT CORNER |
| Corner Shape | SQUARE LEFT FLANGE BODY CORNER |
| Corner Shape | SQUARE OUTSIDE RIGHT CORNER |
| Corner Shape | SQUARE OUTSIDE LEFT CORNER |
| Corner Shape | SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER |
| Right Internal Flange Width | 0.0550 INCHES MINIMUM AND 0.0800 INCHES MAXIMUM IN |
| Flange Outside Diameter | 1.6900 INCHES MINIMUM AND 1.7100 INCHES MAXIMUM IN |
| Body Outside Diameter | 1.5015 INCHES MINIMUM AND 1.5020 INCHES MAXIMUM IN |
| Style Designator | SOLID, EXTERNAL FLANGE ONE END, INTERNAL FLANGE ONE END |
| Body Inside Diameter | 1.3740 INCHES MINIMUM AND 1.3745 INCHES MAXIMUM IN |
| Right Internal Flange Hole Diameter | 1.2100 INCHES MINIMUM AND 1.2300 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OUTSIDE DIAMETER SURFACE OF FLANGE |
| Surface Treatment | CADMIUM LEFT END SURFACE OF BODY AND FLANGE |
| Surface Treatment | CADMIUM RIGHT END SURFACE OF BODY |
| Surface Treatment | CADMIUM OUTSIDE DIAMETER SURFACE OF BODY |
| Surface Treatment | CADMIUM RIGHT END SURFACE OF LEFT FLANGE |
| Flange Width | 0.0650 INCHES MINIMUM AND 0.0850 INCHES MAXIMUM IN |
| Material | STEEL COMP 4130 OR STEEL COMP 4140 OVERALL |
| Surface Groove Location and Quantity | 3 INTERNAL |
| 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 |
|---|---|
| 204-010-422-021 | 5/9 Secondary reference U.S. Government activity |
| 204-010-422-21 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3120-00-237-7706 is a Bushing,sleeve, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
Key specifications for 3120-00-237-7706: Surface Finish: 63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY; Surface Finish: 125.0 MICROINCHES RIGHT END SURFACE OF LEFT FLANGE; Surface Finish: 125.0 MICROINCHES LEFT END SURFACE OF BODY AND FLANGE; Surface Finish: 125.0 MICROINCHES RIGHT END SURFACE OF BODY. 26 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.