The Bearing,ball,annular, cataloged under National Stock Number 3110-00-731-1721, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Federal Specifications Promulgated by General Services Administration Washington DC. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-00-731-1721 |
| Primary Part Number | FFB171TYPE115GRADE50 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — No Item Name Available |
| Manufacturer | Federal Specifications Promulgated by General Services Administration Washington DC |
| Status | ACTIVE |
| Internal Clearance | 0.0005 INCHES MINIMUM RADIAL AND 0.0008 INCHES MAXIMUM RADIAL IN |
| Bore Shape | STRAIGHT |
| Material | STEEL CORROSION RESISTING RETAINER |
| Material | STEEL COMP 440C INNER RING |
| Nondefinitive Spec/std Data | 115 TYPE AND 50 GRADE |
| Material | STEEL COMP 440C OUTER RING |
| Material | STEEL COMP 440C BALL |
| Material Document and Classification | AISI ASSN STD SINGLE MATERIAL RESPONSE BALL |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Material Document and Classification | AISI ASSN STD SINGLE MATERIAL RESPONSE INNER RING |
| Material Document and Classification | AISI ASSN STD SINGLE MATERIAL RESPONSE OUTER RING |
| Departure From Cited Designator | AS MODIFIED BY AFBMA STANDARD TOLERRANCE DESIGNATION ALS0 BY INERNAL CLEARANCE |
| Bore Diameter | 0.1875 INCHES NOMINAL IN |
| Retainer Fabrication Method | PRESSED |
| Surface Finish | GROUND |
| Standard Tolerance Designation | ABEC NO.5 |
| Calibration Designator | C |
| Overall Outside Diameter | 0.5000 INCHES NOMINAL IN |
| Load Direction | RADIAL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| FFB171TYPE115GRADE50 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| 107B8102P1 | Bae Systems Controls Inc. (USA) |
| SSR3DZF5296J | General Motors Corp (USA) |
| SSR3DZF5296J | General Motors Corp Delco Moraine Ndh Div (USA) |
| MIL-B-81793/3 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| M81793/03-HJ2N5D1A1 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 107B8102P1 | General Electric Company (USA) |
| PAV33K5E9712 | Timken Co Div the Timken Company (USA) |
| SR35DK58-7 | New Hampshire Ball Bearings Inc Div Hitech Division (USA) |
| R3STD2-58210 | Skf Usa Inc. (USA) |
NSN 3110-00-731-1721 is a Bearing,ball,annular, manufactured by Federal Specifications Promulgated by General Services Administration Washington DC, classified under FSC 3110 (No Item Name Available). Status: active.
NSN 3110-00-731-1721 has 10 cross-referenced part numbers: FFB171TYPE115GRADE50 (Federal Specifications Promulgated by General Services Administration Washington DC), 107B8102P1 (Bae Systems Controls Inc.), SSR3DZF5296J (General Motors Corp), SSR3DZF5296J (General Motors Corp Delco Moraine Ndh Div), MIL-B-81793/3 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 5 more.
There are 11 known substitutes for 3110-00-731-1721: 3110-00-540-8088, 3110-00-588-7358, 3110-00-620-6783 and 8 more. Verify interchangeability with system specifications before substitution.
Key specifications for FFB171TYPE115GRADE50: Overall Width: 0.1562 INCHES NOMINAL IN; Internal Clearance: 0.0005 INCHES MINIMUM RADIAL AND 0.0008 INCHES MAXIMUM RADIAL IN; Bore Shape: STRAIGHT; Material: STEEL CORROSION RESISTING RETAINER. 20 total characteristics are documented in the Federal Logistics Information System.