The Bearing,ball,annular, cataloged under National Stock Number 3110-01-241-0855, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is New Hampshire Ball Bearings Inc Div Hitech Division. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-241-0855 |
| Primary Part Number | SFR1-55PPK18/168 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — No Item Name Available |
| Manufacturer | New Hampshire Ball Bearings Inc Div Hitech Division |
| Status | ACTIVE |
| Bore Diameter | 0.0937 INCHES NOMINAL IN |
| Bore Shape | STRAIGHT |
| Retainer Fabrication Method | PRESSED |
| Shield Quantity | 2 |
| Alignment Type | RIGID |
| Standard Tolerance Designation | ABEC NO. 5P |
| Flange Outside Diameter | 0.3590 INCHES NOMINAL IN |
| Load Direction | RADIAL |
| Surface Finish | GROUND |
| Lubrication Material | GREASE |
| Internal Clearance | 0.0001 INCHES MINIMUM RADIAL AND 0.0008 INCHES MAXIMUM RADIAL IN |
| Outer Ring Outside Diameter | 0.3125 INCHES NOMINAL IN |
| Flange Width | 0.0310 INCHES NOMINAL IN |
| Material | STEEL COMP 440C OUTER RING |
| Material | STEEL CORROSION RESISTING RETAINER |
| Material | STEEL COMP 440C BALL |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Material | STEEL CORROSION RESISTING SHIELD |
| Material | STEEL COMP 440C INNER RING |
| Lubrication Material Document and Classification | MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| SFR1-55PPK18/168 PRIMARY | New Hampshire Ball Bearings Inc Div Hitech Division (USA) |
| SSR1F-5ZZA5 PRIMARY | New Hampshire Ball Bearings Inc Div Precision Division (USA) |
| S5FCHH5 PRIMARY | Mpb Corp Div Timken Super Precision (USA) |
| S313-4 | Simmonds Precision Products Inc (USA) |
NSN 3110-01-241-0855 is a Bearing,ball,annular, manufactured by New Hampshire Ball Bearings Inc Div Hitech Division, classified under FSC 3110 (No Item Name Available). Status: active.
NSN 3110-01-241-0855 has 4 cross-referenced part numbers: SFR1-55PPK18/168 (New Hampshire Ball Bearings Inc Div Hitech Division), SSR1F-5ZZA5 (New Hampshire Ball Bearings Inc Div Precision Division), S5FCHH5 (Mpb Corp Div Timken Super Precision), S313-4 (Simmonds Precision Products Inc).
There are 3 known substitutes for 3110-01-241-0855: 4210-00-594-7885, 3030-00-822-0593, 3110-01-180-4822. Verify interchangeability with system specifications before substitution.
Key specifications for SFR1-55PPK18/168: Bore Diameter: 0.0937 INCHES NOMINAL IN; Bore Shape: STRAIGHT; Retainer Fabrication Method: PRESSED; Shield Quantity: 2. 22 total characteristics are documented in the Federal Logistics Information System.