| Item Name | Bearing Unit Ball |
| Federal Supply Group (FSG) | Bearings |
| Federal Supply Class (FSC) | 3130 Bearings Mounted |
| National Item Identification Number (NIIN) | 01-312-3434 (013123434) |
| NCB Code | USA (01) |
| Manufacturer | Altra Holdings Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABKU | FLANGE THICKNESS | 0.9375 INCHES NOMINAL |
| ABTB | MOUNTING HOLE DIAMETER | 0.5000 INCHES NOMINAL |
| ABXV | BORE DIAMETER | 2.0000 INCHES NOMINAL |
| AFWD | HOUSING LENGTH | 2.0937 INCHES NOMINAL |
| AFWE | HOUSING WIDTH | 5.1875 INCHES NOMINAL |
| AGKL | LUBRICATION FITTING TYPE | HYDRAULIC |
| AGYX | ROLLING ELEMENT GROOVE QUANTITY | 1 |
| AGZA | ALIGNMENT TYPE | SELF-ALIGNING |
| AGZH | INTERNAL FIT-UP DESIGNATION | STANDARD |
| AHZC | ASSEMBLY OVERALL LENGTH | 2.1875 INCHES NOMINAL |
| AKRF | SEAL TYPE | LABYRINTH |
| AMCL | BLOCK TYPE | FIXED |
| ANKF | SEAL LOCATION | BOTH ENDS |
| ANKK | LOAD CAPABILITY TYPE | RADIAL AND THRUST |
| CWGR | LUBRICATION FITTING ANGLE FROM HORIZONTAL CENTERLINE | 45.0 DEGREES NOMINAL |
| CWGY | ROTATING ELEMENT LOCKING METHOD | DIRECT |
| CWJW | MOUNTING HOLE TYPE | ROUND,UNTHREADED |
| CXCX | CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG SIDE OF A SQUARE | 3.8125 INCHES NOMINAL |
| MATT | MATERIAL | IRON HOUSING |
| MATT | MATERIAL | STEEL SEAL AND RUBBER SYNTHETIC SEAL |
| STYL | STYLE DESIGNATOR | FLANGE BLOCK |
| Relevant Components for NSN - 3130-01-312-3434, 3130013123434 | ||||
| 3110-01-211-2805 (3110012112805) | 3120-01-257-6733 (3120012576733) | 3120-00-662-8792 (3120006628792) | 3120-01-556-4188 (3120015564188) | |
| 3110-00-198-0780 (3110001980780) | 3120-01-335-6987 (3120013356987) | 3120-01-251-2000 (3120012512000) | 3110-00-275-0562 (3110002750562) | |
| 3110-00-227-2438 (3110002272438) | 3130-01-253-7332 (3130012537332) | 3110-01-563-7380 (3110015637380) | 3120-01-370-1090 (3120013701090) | |
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