| Item Name | Bearing Unit Ball |
| Federal Supply Group (FSG) | Bearings |
| Federal Supply Class (FSC) | 3130 Bearings Mounted |
| National Item Identification Number (NIIN) | 01-188-4878 (011884878) |
| NCB Code | USA (01) |
| Manufacturer | Gleason Reel Corp, Timken Corporation |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABKG | BOLT CIRCLE DIAMETER | 4.7500 INCHES NOMINAL |
| ABXV | BORE DIAMETER | 1.7500 INCHES NOMINAL |
| AFWB | HOUSING DIAMETER | 5.8750 INCHES NOMINAL |
| AFWD | HOUSING LENGTH | 0.8661 INCHES NOMINAL |
| AGUX | MOUNTING HOLE WIDTH | 0.5313 INCHES NOMINAL |
| AGYX | ROLLING ELEMENT GROOVE QUANTITY | 2 |
| AGZA | ALIGNMENT TYPE | SELF-ALIGNING |
| AGZH | INTERNAL FIT-UP DESIGNATION | STANDARD |
| AHZC | ASSEMBLY OVERALL LENGTH | 1.7188 INCHES NOMINAL |
| AKRF | SEAL TYPE | CONTACT |
| AMCL | BLOCK TYPE | FIXED |
| ANJS | SHAFT END TYPE | OPEN |
| ANKF | SEAL LOCATION | BOTH ENDS |
| ANKH | COLLAR LOCATION | ONE END |
| ANKK | LOAD CAPABILITY TYPE | RADIAL |
| CBBL | FEATURES PROVIDED | GROUND ROLLING ELEMENT GROOVE |
| CWGY | ROTATING ELEMENT LOCKING METHOD | ECCENTRIC CAM LOCKING COLLAR |
| CWJW | MOUNTING HOLE TYPE | SQUARE |
| FEAT | SPECIAL FEATURES | FOUR MOUNTING HOLES |
| LBMA | LUBRICATION MATERIAL | GREASE |
| Relevant Components for NSN - 3130-01-188-4878, 3130011884878 | ||||
| 3120-01-397-0872 (3120013970872) | 3110-00-197-2371 (3110001972371) | 3120-01-311-7165 (3120013117165) | 3110-14-455-8099 (3110144558099) | |
| 3110-00-707-3737 (3110007073737) | 3120-00-661-6981 (3120006616981) | 3120-01-299-4978 (3120012994978) | 3120-01-421-3830 (3120014213830) | |
| 3110-01-365-0655 (3110013650655) | 3120-01-191-0577 (3120011910577) | 3110-00-465-9315 (3110004659315) | 3120-25-150-3573 (3120251503573) | |
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