The Bearing,ball,duplex, cataloged under National Stock Number 3110-01-084-2537, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Skf Usa Inc.. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Bearing,ball,duplex |
| FSC / FSG | 3110 — Bearings, Antifriction, Unmounted (FSG 31) |
| Manufacturers | Skf Usa Inc. (CAGE 38443); The Timken Company Dba Timken Precision Bearings (CAGE 6T122); Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (CAGE 78286); Schaeffler Aerospace Canada Inc Div Fag Aerospace (CAGE 36069) |
| Parameter | Value |
|---|---|
| NSN | 3110-01-084-2537 |
| Primary Part Number | SB1139-101 |
| Item Name | Bearing,ball,duplex |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Skf Usa Inc. |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| SB1139-101 PRIMARY | Skf Usa Inc. (USA) |
| SB1139-101 PRIMARY | The Timken Company Dba Timken Precision Bearings (USA) |
| SB1139-101 | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
| 597577 PRIMARY | Schaeffler Aerospace Canada Inc Div Fag Aerospace (CAN) |
| Reference | Meaning |
|---|---|
| AAV9109WO-103 | 5/9 Secondary reference Timken Co Div the Timken Company |
| SB1139-101 | 5/9 Secondary reference Schaeffler Aerospace Canada Inc Div Fag Aerospace |
| AAV9109WOMSRDBA2231 | 5/9 Secondary reference Timken Co Div the Timken Company |
| X75966 | 5/1 Secondary reference Skf Usa Inc. |
| 5HADH109-32 | 5/1 Secondary reference Mpb Corporation Dba Mpb Corp |
NSN 3110-01-084-2537 is a Bearing,ball,duplex, manufactured by Skf Usa Inc., classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-084-2537 has 4 manufacturer part numbers on file: SB1139-101 (Skf Usa Inc.), SB1139-101 (The Timken Company Dba Timken Precision Bearings), SB1139-101 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp), 597577 (Schaeffler Aerospace Canada Inc Div Fag Aerospace).
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.