The Bearing,ball,annular, cataloged under National Stock Number 3110-01-253-2186, 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 17 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-253-2186 |
| Primary Part Number | 412574-7 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Mpb Corp Div Timken Super Precision |
| Status | ACTIVE |
| Lubrication Material | OIL |
| Bearing Preload Rating | 30.0 POUNDS MINIMUM LBS |
| Outer Ring Width | 0.1405 INCHES MINIMUM AND 0.1406 INCHES MAXIMUM IN |
| Flange Outside Diameter | 0.4210 INCHES MINIMUM AND 0.4220 INCHES MAXIMUM IN |
| Surface Finish | UNGROUND |
| Shield Quantity | 2 |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Material Document and Classification | FED-STD-66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| Bore Shape | STRAIGHT |
| Load Direction | RADIAL |
| Flange Width | 0.0300 INCHES MINIMUM AND 0.0310 INCHES MAXIMUM IN |
| Outer Ring Outside Diameter | 0.3735 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN |
| Standard Tolerance Designation | ABEC NO. 7P |
| Bore Diameter | 0.1235 INCHES MINIMUM AND 0.1250 INCHES MAXIMUM IN |
| Material | STEEL COMP 440C OVERALL |
| Lubrication Material Document and Classification | MIL-L-6085A MIL SPEC SINGLE MATERIAL RESPONSE A |
| Inner Ring Width | 0.1717 INCHES MINIMUM AND 0.1718 INCHES MAXIMUM 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 |
|---|---|
| 412574-7 PRIMARY | Mpb Corp Div Timken Super Precision (USA) |
| Reference | Meaning |
|---|---|
| S618FCE7P25L02 | 5/1 Secondary reference Mpb Corp Div Timken Super Precision |
| SFR2-6EEK25/7 | 5/1 Secondary reference U.S. Government activity |
| 412574-7 | 7/2 Vendor item drawing reference U.S. Government activity |
| 412574-7 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3110-01-253-2186 is a Bearing,ball,annular, manufactured by Mpb Corp Div Timken Super Precision, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-253-2186 has 1 manufacturer part number on file: 412574-7 (Mpb Corp Div Timken Super Precision).
Key specifications for 412574-7: Lubrication Material: OIL; Bearing Preload Rating: 30.0 POUNDS MINIMUM LBS; Outer Ring Width: 0.1405 INCHES MINIMUM AND 0.1406 INCHES MAXIMUM IN; Flange Outside Diameter: 0.4210 INCHES MINIMUM AND 0.4220 INCHES MAXIMUM IN. 17 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.