The Bearing,ball,annular, cataloged under National Stock Number 3110-00-720-2710, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Skf Usa Inc.. Government technical data includes 13 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-00-720-2710 |
| Primary Part Number | 203S |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — No Item Name Available |
| Manufacturer | Skf Usa Inc. |
| Status | ACTIVE |
| Bore Shape | STRAIGHT |
| Material | PLASTIC PHENOLIC RETAINER |
| Material | STEEL BALL |
| Material | STEEL OUTER RING |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Material | STEEL INNER RING |
| Standard Tolerance Designation | ABEC NO.5 |
| Retainer Fabrication Method | MACHINED |
| Surface Finish | GROUND |
| Bore Diameter | 17.00 MILLIMETERS NOMINAL MM |
| Overall Outside Diameter | 40.00 MILLIMETERS NOMINAL MM |
| Internal Clearance | 0.0002 INCHES MINIMUM RADIAL AND 0.0006 INCHES MAXIMUM RADIAL IN |
| Load Direction | RADIAL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 3110-00-720-2710 is a Bearing,ball,annular, manufactured by Skf Usa Inc., classified under FSC 3110 (No Item Name Available). Status: active.
NSN 3110-00-720-2710 has 4 cross-referenced part numbers: 521059-3 (Sabreliner Corp), 203S (Paterson Gear Motor Div of Amtech Inc), 521059-3 (Teledyne Brown Engineering, Inc. Dba Teledyne Turbine Engines Div Teledyne Turbine Engines), 203S (Skf Usa Inc.).
There are 5 known substitutes for 3110-00-720-2710: 3110-00-156-5167, 3110-00-222-0582, 3110-00-516-5289 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for 203S: Overall Width: 12.0 MILLIMETERS NOMINAL MM; Bore Shape: STRAIGHT; Material: PLASTIC PHENOLIC RETAINER; Material: STEEL BALL. 14 total characteristics are documented in the Federal Logistics Information System.