| Item Name | Bearing Plain Self Aligning |
| Federal Supply Group (FSG) | Bearings |
| Federal Supply Class (FSC) | 3120 Bearings Plain Unmounted |
| National Item Identification Number (NIIN) | 00-818-6603 (008186603) |
| NCB Code | USA (00) |
| Manufacturer | U S Bearings |
| MRC | Criteria | Characteristic |
|---|---|---|
| CTLM | LUBRICATION FEATURE | PERFORATION OUTER RACE MEMBER |
| MATT | MATERIAL | STEEL COMP 4130 OUTER RACE MEMBER |
| ABXV | BORE DIAMETER | 1.2492 INCHES MINIMUM AND 1.2500 INCHES MAXIMUM |
| AGGF | OUTER MEMBER OUTSIDE DIAMETER | 2.3742 INCHES MINIMUM AND 2.3750 INCHES MAXIMUM |
| AGGH | OUTER MEMBER WIDTH | 0.1250 INCHES NOMINAL |
| AGGJ | INNER MEMBER WIDTH | 1.4950 INCHES MINIMUM AND 1.5000 INCHES MAXIMUM |
| CQFM | HARDNESS RATING | 36.0 ROCKWELL C NOMINAL OUTER RACE MEMBER |
| CQFM | HARDNESS RATING | 59.0 ROCKWELL C NOMINAL INNER MEMBER |
| CTLM | LUBRICATION FEATURE | GROOVE EXTERNAL OUTER MEMBER |
| MATT | MATERIAL | STEEL COMP E52100 INNER MEMBER |
| SFTT | SURFACE TREATMENT | CHROMIUM INNER MEMBER |
| STYL | STYLE DESIGNATOR | WITHOUT INSERT OR LINER |
| Relevant Components for NSN - 3120-00-818-6603, 3120008186603 | ||||
| 3120-01-494-3241 (3120014943241) | 3110-00-307-7377 (3110003077377) | 3110-00-903-6779 (3110009036779) | 3120-00-421-7780 (3120004217780) | |
| 3120-00-887-0410 (3120008870410) | 3120-00-159-7150 (3120001597150) | 3110-01-266-4906 (3110012664906) | 3120-01-380-1647 (3120013801647) | |
| 3120-00-279-0563 (3120002790563) | 3120-01-303-2883 (3120013032883) | 3120-01-459-5160 (3120014595160) | 3130-01-622-9685 (3130016229685) | |
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