The Bearing,ball,duplex, cataloged under National Stock Number 3110-01-033-7213, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Brandon & Clark, Inc. Div Brandon & Clark. Government technical data includes 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-033-7213 |
| Primary Part Number | 155121-101 |
| Item Name | Bearing,ball,duplex |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Brandon & Clark, Inc. Div Brandon & Clark |
| Status | ACTIVE |
| Style Designator | COUNTERBORED OUTER RINGS, NON-SEPARABLE, BACK TO BACK MOUNTING |
| Overall Outside Diameter | 2.8346 INCHES NOMINAL IN |
| Load Direction | ANGULAR |
| Bore Diameter | 1.3780 INCHES NOMINAL IN |
| 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 |
|---|---|
| 155121-101 PRIMARY | Brandon & Clark, Inc. Div Brandon & Clark (USA) |
| Reference | Meaning |
|---|---|
| 155121-101 | 5/9 Secondary reference Franklin Electric Co Inc |
NSN 3110-01-033-7213 is a Bearing,ball,duplex, manufactured by Brandon & Clark, Inc. Div Brandon & Clark, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-033-7213 has 1 manufacturer part number on file: 155121-101 (Brandon & Clark, Inc. Div Brandon & Clark).
Key specifications for 155121-101: Style Designator: COUNTERBORED OUTER RINGS, NON-SEPARABLE, BACK TO BACK MOUNTING; Overall Width: 1.3386 INCHES NOMINAL IN; Overall Outside Diameter: 2.8346 INCHES NOMINAL IN; Load Direction: ANGULAR. 4 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.