The Bearing,sleeve, cataloged under National Stock Number 3120-00-034-2022, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Gyrodyne Co of America Inc. Government technical data includes 16 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 | 3120-00-034-2022 |
| Primary Part Number | Y61-315370-9-1 |
| Item Name | Bearing,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Gyrodyne Co of America Inc |
| Status | ACTIVE |
| Surface Finish | 63.0 MICROINCHES RIGHT END SURFACE OF BODY |
| Surface Finish | 125.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY |
| Surface Finish | 16.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY |
| Surface Finish | 63.0 MICROINCHES LEFT END SURFACE OF BODY |
| Corner Shape | SQUARE INSIDE RIGHT CORNER |
| Corner Shape | SQUARE INSIDE LEFT CORNER |
| Corner Shape | CHAMFERED OUTSIDE LEFT CORNER |
| Corner Shape | CHAMFERED OUTSIDE RIGHT CORNER |
| Surface Treatment Document and Classification | 2,FSCM 10618 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Body Outside Diameter | 0.3749 INCHES MINIMUM AND 0.3769 INCHES MAXIMUM IN |
| Hardness Rating | 40.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL |
| Style Designator | SOLID, PLAIN, NO OUTSIDE FLANGES |
| Material Document and Classification | AMS 5591 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Body Inside Diameter | 0.2495 INCHES MINIMUM AND 0.2515 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Material | STEEL COMP 410 OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| Y61-315370-9-1 PRIMARY | Gyrodyne Co of America Inc (USA) |
NSN 3120-00-034-2022 is a Bearing,sleeve, manufactured by Gyrodyne Co of America Inc, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-00-034-2022 has 1 manufacturer part number on file: Y61-315370-9-1 (Gyrodyne Co of America Inc).
Key specifications for Y61-315370-9-1: Surface Finish: 63.0 MICROINCHES RIGHT END SURFACE OF BODY; Surface Finish: 125.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY; Surface Finish: 16.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY; Surface Finish: 63.0 MICROINCHES LEFT END SURFACE OF BODY. 16 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.