The Bearing,ball,annular, cataloged under National Stock Number 3110-00-198-2253, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Timken Co Div the Timken Company. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-00-198-2253 |
| Primary Part Number | MF4 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — No Item Name Available |
| Manufacturer | Timken Co Div the Timken Company |
| Status | ACTIVE |
| Flange Outside Diameter | 0.6875 INCHES NOMINAL IN |
| Outer Ring Width | 0.2260 INCHES NOMINAL IN |
| Standard Tolerance Designation | ABEC NO.3 |
| Internal Fit-Up Designation | STANDARD |
| Load Direction | RADIAL |
| Bore Shape | STRAIGHT |
| Surface Finish | GROUND |
| Retainer Fabrication Method | PRESSED |
| Standard Tolerance Designation | ABEC NO.3 |
| Material | STEEL OVERALL |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Bore Diameter | 0.2500 INCHES NOMINAL IN |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Bore Shape | STRAIGHT |
| Flange Width | 0.0420 INCHES NOMINAL IN |
| Inner Ring Width | 0.2500 INCHES NOMINAL IN |
| Internal Fit-Up Designation | STANDARD |
| Load Direction | RADIAL |
| Material | STEEL OVERALL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 3110-00-198-2253 is a Bearing,ball,annular, manufactured by Timken Co Div the Timken Company, classified under FSC 3110 (No Item Name Available). Status: active.
NSN 3110-00-198-2253 has 3 cross-referenced part numbers: MF4 (Timken Co Div the Timken Company), 81547-2 (Arma Div Ambac Industries Inc), 25884 (Unisys Corp Defense Systems C S D Field Engineering).
There are 5 known substitutes for 3110-00-198-2253: 2540-00-113-0680, 5120-00-240-1532, 5120-01-021-2683 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for MF4: Flange Outside Diameter: 0.6875 INCHES NOMINAL IN; Outer Ring Width: 0.2260 INCHES NOMINAL IN; Standard Tolerance Designation: ABEC NO.3; Special Features: OD TAPERED. 21 total characteristics are documented in the Federal Logistics Information System.