The Bearing,ball,annular, cataloged under National Stock Number 3110-00-351-3959, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Rotron Incorporated. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 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 | 3110-00-351-3959 |
| Primary Part Number | 250030 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — No Item Name Available |
| Manufacturer | Rotron Incorporated |
| Status | ACTIVE |
| Bore Diameter | 0.1875 INCHES NOMINAL IN |
| Surface Finish | GROUND |
| Lubrication Material Document and Classification | MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE |
| Standard Tolerance Designation | ABEC NO.3 |
| Retainer Fabrication Method | PRESSED |
| Bore Shape | STRAIGHT |
| Load Direction | RADIAL |
| Lubrication Material | GREASE |
| Internal Clearance | 0.0003 INCHES MINIMUM RADIAL AND 0.0007 INCHES MAXIMUM RADIAL IN |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Material | STEEL CORROSION RESISTING OVERALL |
| Overall Outside Diameter | 0.3750 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 250030 PRIMARY | Rotron Incorporated (USA) |
| S187-375HHB216LY70 PRIMARY | Mpb Corp Div Timken Super Precision (USA) |
| 17350-1 | Rotron Incorporated (USA) |
NSN 3110-00-351-3959 is a Bearing,ball,annular, manufactured by Rotron Incorporated, classified under FSC 3110 (No Item Name Available). Status: active.
NSN 3110-00-351-3959 has 3 cross-referenced part numbers: 250030 (Rotron Incorporated), S187-375HHB216LY70 (Mpb Corp Div Timken Super Precision), 17350-1 (Rotron Incorporated).
There are 5 known substitutes for 3110-00-351-3959: 3110-00-120-3096, 5985-00-400-3137, 1260-00-593-5401 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for 250030: Bore Diameter: 0.1875 INCHES NOMINAL IN; Surface Finish: GROUND; Lubrication Material Document and Classification: MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE; Standard Tolerance Designation: ABEC NO.3. 13 total characteristics are documented in the Federal Logistics Information System.