The Bearing,ball,annular, cataloged under National Stock Number 3110-01-219-8949, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Mpb Corp Div Timken Super Precision. Government technical data includes 13 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-219-8949 |
| Primary Part Number | 4134601-A1A1T |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Mpb Corp Div Timken Super Precision |
| Status | ACTIVE |
| Lubrication Material | GREASE |
| Internal Clearance | 0.0003 INCHES MINIMUM RADIAL AND 0.0008 INCHES MAXIMUM RADIAL IN |
| Surface Finish | GROUND |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Material Document and Classification | AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Overall Outside Diameter | 0.6246 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN |
| Bore Shape | STRAIGHT |
| Load Direction | RADIAL |
| Alignment Type | RIGID |
| Standard Tolerance Designation | ABEC NO.3 |
| Bore Diameter | 0.3748 INCHES MINIMUM AND 0.3752 INCHES MAXIMUM IN |
| Material | STEEL COMP 440C OVERALL |
| Lubrication Material Document and Classification | MIL-G-81322 MIL SPEC 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 |
|---|---|
| 4134601-A1A1T PRIMARY | Mpb Corp Div Timken Super Precision (USA) |
| Reference | Meaning |
|---|---|
| S610B3LY231 | 5/9 Secondary reference Mpb Corp Div Timken Super Precision |
| 4134601-A1A1T | 7/2 Vendor item drawing reference U.S. Government activity |
| 5610B5LY231 | 5/1 Secondary reference Mpb Corp Div Timken Super Precision |
NSN 3110-01-219-8949 is a Bearing,ball,annular, manufactured by Mpb Corp Div Timken Super Precision, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-219-8949 has 1 manufacturer part number on file: 4134601-A1A1T (Mpb Corp Div Timken Super Precision).
Key specifications for 4134601-A1A1T: Lubrication Material: GREASE; Internal Clearance: 0.0003 INCHES MINIMUM RADIAL AND 0.0008 INCHES MAXIMUM RADIAL IN; Surface Finish: GROUND; Style Designator: NON-LOADING GROOVE, NON-SEPARABLE. 13 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.