The Bushing,sleeve, cataloged under National Stock Number 3120-01-673-7475, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3120-01-673-7475 |
| 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 | 250.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY |
| Surface Finish | 63.0 MICROINCHES FLANGE |
| Corner Shape | CHAMFERED ALL CORNERS |
| Surface Treatment Document and Classification | AMS2417, TYPE 2, GRADE B ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Flange Outside Diameter | 0.950 INCHES MINIMUM AND 0.960 INCHES MAXIMUM IN |
| Body Outside Diameter | 0.8139 INCHES MINIMUM AND 0.8144 INCHES MAXIMUM IN |
| Style Designator | SOLID, EXTERNAL FLANGE ONE END |
| Material Document and Classification | AMS4640 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Body Inside Diameter | 0.672 INCHES MINIMUM AND 0.678 INCHES MAXIMUM IN |
| Flange Width | 0.069 INCHES MINIMUM AND 0.074 INCHES MAXIMUM IN |
| Material | BRONZE AND ALUMINUM OVERALL |
| Reference Number Differentiating Characteristics | ITEM IS FAA CERTIFIED |
| 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 |
|---|---|
| BACB28AT11B016Z | 3/1 Design control — primary reference U.S. Government activity |
| BACB28AT11B016C | 5/9 Secondary reference U.S. Government activity |
NSN 3120-01-673-7475 is a Bushing,sleeve, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
Key specifications for 3120-01-673-7475: Surface Finish: 63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY; Surface Finish: 250.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY; Surface Finish: 63.0 MICROINCHES FLANGE; Corner Shape: CHAMFERED ALL CORNERS. 13 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.