The Bearing,ball,annular, cataloged under National Stock Number 3110-01-171-2956, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-171-2956 |
| Primary Part Number | SR2-5BX13CV40FG6B10MG BEARING |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation |
| Status | ACTIVE |
| Surface Finish | UNGROUND |
| Overall Outside Diameter | 0.3123 INCHES MINIMUM AND 0.3125 INCHES MAXIMUM IN |
| Bore Shape | STRAIGHT |
| Load Direction | RADIAL |
| Standard Tolerance Designation | ABEC NO. 7P |
| Bore Diameter | 0.1248 INCHES MINIMUM AND 0.1250 INCHES MAXIMUM IN |
| Material | STEEL COMP 440C INNER RING |
| Material | STEEL COMP 440C OUTER RING |
| Material | PLASTIC PHENOLIC CAGE |
| Material | STEEL COMP 440C BALL |
| 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 |
|---|---|
| SR2-5BX13CV40FG6B10MG BEARING PRIMARY | Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation (USA) |
| 124-21314-008 | Safran Electronics & Defense (FRA) |
| Reference | Meaning |
|---|---|
| 124-21314-008 | 5/9 Secondary reference Sfim Industries |
| 124-21314-008 | 5/9 Secondary reference Safran |
NSN 3110-01-171-2956 is a Bearing,ball,annular, manufactured by Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-171-2956 has 2 manufacturer part numbers on file: SR2-5BX13CV40FG6B10MG BEARING (Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation), 124-21314-008 (Safran Electronics & Defense).
Key specifications for SR2-5BX13CV40FG6B10MG BEARING: Surface Finish: UNGROUND; Overall Width: 0.1084 INCHES MINIMUM AND 0.1094 INCHES MAXIMUM IN; Overall Outside Diameter: 0.3123 INCHES MINIMUM AND 0.3125 INCHES MAXIMUM IN; Bore Shape: STRAIGHT. 10 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.