The Bearing,ball,annular, cataloged under National Stock Number 3110-00-640-8959, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 3110-00-640-8959 |
| Primary Part Number | 221517-4 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — No Item Name Available |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | CANCELLED |
| Load Direction | RADIAL |
| Bore Shape | STRAIGHT |
| Internal Fit-Up Designation | STANDARD |
| Standard Tolerance Designation | ABEC NO.1 |
| Surface Finish | GROUND |
| Retainer Fabrication Method | PRESSED |
| Style Designator | COUNTERBORED OUTER RING, NON-SEPARABLE |
| Material | STEEL OVERALL |
| Overall Outside Diameter | 62.00 MILLIMETERS NOMINAL MM |
| Bore Diameter | 30.00 MILLIMETERS NOMINAL MM |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| FFB171/21J06A2C | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| R44E97 | Ingersoll Rand Co Athens Plant (USA) |
| FF-B-171/21 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| R44E97 | Ingersoll Rand Co (USA) |
| 221517-4 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 206WI PRIMARY | Timken Co Div the Timken Company (USA) |
| 206R PRIMARY | Skf Usa Inc. (USA) |
| 206RQ5A7 PRIMARY | Skf Usa Inc. (USA) |
NSN 3110-00-640-8959 is a Bearing,ball,annular, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 3110 (No Item Name Available). Status: cancelled.
NSN 3110-00-640-8959 has 8 cross-referenced part numbers: FFB171/21J06A2C (Federal Specifications Promulgated by General Services Administration Washington DC), R44E97 (Ingersoll Rand Co Athens Plant), FF-B-171/21 (Federal Specifications Promulgated by General Services Administration Washington DC), R44E97 (Ingersoll Rand Co), 221517-4 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier) and 3 more.
There are 6 known substitutes for 3110-00-640-8959: 3110-00-156-5253, 3110-00-156-6869, 3110-00-156-7603 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 221517-4: Load Direction: RADIAL; Bore Shape: STRAIGHT; Internal Fit-Up Designation: STANDARD; Standard Tolerance Designation: ABEC NO.1. 11 total characteristics are documented in the Federal Logistics Information System.
NSN 3110-00-640-8959 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.