The Bearing,ball,annular, cataloged under National Stock Number 3110-01-346-2730, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Rmb Miniature Bearings Inc. Government technical data includes 10 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 | 3110-01-346-2730 |
| Primary Part Number | R5160X |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Rmb Miniature Bearings Inc |
| Status | ACTIVE |
| Surface Finish | GROUND |
| Style Designator | 4 POINT BALL CONTACT, SOLID INNER AND OUTER RINGS, NON-SEPARABLE |
| Overall Outside Diameter | 0.6299 INCHES NOMINAL IN |
| Bore Shape | STRAIGHT |
| Specification/standard Data | 59750-R5160X PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION |
| Load Direction | RADIAL |
| Internal Fit-Up Contact Angular Direction | PRIMARILY RADIAL |
| Standard Tolerance Designation | ABEC NO.3 |
| Bore Diameter | 0.1969 INCHES NOMINAL IN |
| Material | STEEL COMP 440C 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 |
|---|---|
| R5160X PRIMARY | Rmb Miniature Bearings Inc (USA) |
NSN 3110-01-346-2730 is a Bearing,ball,annular, manufactured by Rmb Miniature Bearings Inc, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-346-2730 has 1 manufacturer part number on file: R5160X (Rmb Miniature Bearings Inc).
Key specifications for R5160X: Surface Finish: GROUND; Style Designator: 4 POINT BALL CONTACT, SOLID INNER AND OUTER RINGS, NON-SEPARABLE; Overall Width: 0.1969 INCHES NOMINAL IN; Overall Outside Diameter: 0.6299 INCHES NOMINAL IN. 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.