The Bearing,sleeve, cataloged under National Stock Number 3120-00-421-7743, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp. 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 | 3120-00-421-7743 |
| Primary Part Number | 65407-05034-102 |
| Item Name | Bearing,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp |
| Status | ACTIVE |
| Surface Finish | 64.0 MICROINCHES OVERALL |
| Corner Shape | CHAMFERED ALL CORNERS |
| Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Body Outside Diameter | 1.0000 INCHES NOMINAL IN |
| Style Designator | SOLID, PLAIN, NO OUTSIDE FLANGES |
| Material Document and Classification | QQ-C-465 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Body Inside Diameter | 0.6250 INCHES MINIMUM AND 0.6270 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Material | COPPER ALLOY 630 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 |
|---|---|
| 65407-05034-102 PRIMARY | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
NSN 3120-00-421-7743 is a Bearing,sleeve, manufactured by Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-00-421-7743 has 1 manufacturer part number on file: 65407-05034-102 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp).
Key specifications for 65407-05034-102: Surface Finish: 64.0 MICROINCHES OVERALL; Corner Shape: CHAMFERED ALL CORNERS; Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Body Outside Diameter: 1.0000 INCHES NOMINAL 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.