The Bearing,ball,annular, cataloged under National Stock Number 3110-00-459-9730, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Timken Co Div the Timken Company. Government technical data includes 19 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-00-459-9730 |
| Primary Part Number | RA103RR2 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Timken Co Div the Timken Company |
| Status | ACTIVE |
| Retainer Fabrication Method | PRESSED |
| Bearing Seal Type | CONTACT |
| Lubrication Material | GREASE |
| Outer Ring Width | 18.00 MILLIMETERS NOMINAL MM |
| Internal Fit-Up Designation | STANDARD |
| Surface Finish | GROUND |
| Style Designator | SINGLE ROW BALL, NOT SELF-ALIGNING, INNER RING EXTENDS ONE SIDE, WITH ECCENTRIC LOCKING COLLAR |
| Overall Outside Diameter | 62.00 MILLIMETERS NOMINAL MM |
| Bore Shape | STRAIGHT |
| Load Direction | RADIAL |
| Seal Quantity | 2 |
| Standard Tolerance Designation | ABEC NO.1 |
| Bore Diameter | 1.2500 INCHES NOMINAL IN |
| Material | STEEL OUTER RING |
| Material | STEEL INNER RING |
| Material | RUBBER SYNTHETIC SEAL |
| Material | STEEL RETAINER |
| Material | STEEL BALL |
| Lubrication Material Document and Classification | ANDOK C,FSCM 29700 MFR REF SINGLE MATERIAL RESPONSE |
| 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 |
|---|---|
| RA103RR2 PRIMARY | Timken Co Div the Timken Company (USA) |
| 100094 | Middleby Marshall Inc Conveyor Ovens and Mixers Div (USA) |
| Reference | Meaning |
|---|---|
| RA103NPP2+COL | 5/9 Secondary reference Timken Co Div the Timken Company |
| RA103NPP2ANDC0LLAR | 5/9 Secondary reference Timken Co Div the Timken Company |
| RA103RR2ANDCOLLAR | 5/9 Secondary reference Timken Co Div the Timken Company |
NSN 3110-00-459-9730 is a Bearing,ball,annular, manufactured by Timken Co Div the Timken Company, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-00-459-9730 has 2 manufacturer part numbers on file: RA103RR2 (Timken Co Div the Timken Company), 100094 (Middleby Marshall Inc Conveyor Ovens and Mixers Div).
6 possible matches (shared part number, not a government interchangeability claim): 2510-00-734-9304, 6210-01-178-7623, 4730-01-418-2072. Verify interchangeability with system specifications before substitution.
Key specifications for RA103RR2: Retainer Fabrication Method: PRESSED; Bearing Seal Type: CONTACT; Lubrication Material: GREASE; Outer Ring Width: 18.00 MILLIMETERS NOMINAL MM. 19 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.