The Bushing,sleeve, cataloged under National Stock Number 3120-01-048-1665, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Allison Transmission Inc Dba Allison Transmission, Inc. Government technical data includes 9 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-01-048-1665 |
| Primary Part Number | 6887685-2 |
| Item Name | Bushing,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Allison Transmission Inc Dba Allison Transmission, Inc |
| Status | ACTIVE |
| Surface Finish | 25.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY |
| Surface Finish | 32.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY |
| Corner Shape | SQUARE ALL CORNERS |
| Body Outside Diameter | 0.7510 INCHES MINIMUM AND 0.7515 INCHES MAXIMUM IN |
| Hardness Rating | 80.0 ROCKWELL C MINIMUM AND 98.0 ROCKWELL C MAXIMUM OVERALL |
| Criticality Code Justification | ADAR |
| Style Designator | SOLID, PLAIN, NO OUTSIDE FLANGES |
| Body Inside Diameter | 0.6515 INCHES MINIMUM AND 0.6520 INCHES MAXIMUM IN |
| Material | COPPER ALLOY 905 OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 6887685-2 PRIMARY | Allison Transmission Inc Dba Allison Transmission, Inc (USA) |
NSN 3120-01-048-1665 is a Bushing,sleeve, manufactured by Allison Transmission Inc Dba Allison Transmission, Inc, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-048-1665 has 1 manufacturer part number on file: 6887685-2 (Allison Transmission Inc Dba Allison Transmission, Inc).
Key specifications for 6887685-2: Surface Finish: 25.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY; Surface Finish: 32.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY; Corner Shape: SQUARE ALL CORNERS; Body Outside Diameter: 0.7510 INCHES MINIMUM AND 0.7515 INCHES MAXIMUM IN. 9 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.