| Item Name | Bearing Ball Duplex |
| Federal Supply Group (FSG) | Bearings |
| Federal Supply Class (FSC) | 3110 Bearings Antifriction Unmounted |
| National Item Identification Number (NIIN) | 01-319-4872 (013194872) |
| NCB Code | USA (01) |
| Manufacturer | Timken Corporation |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 820-4551451H07 | timken corporation | bearing ball duplex | 21335 | RFQ |
| MM9311WI-3HDU | timken corporation | bearing ball duplex | 21335 | RFQ |
| MM9311WI3HDUFS381A | timken corporation | bearing ball duplex | 21335 | RFQ |
| MM9311WI3HDUHFS381A | timken corporation | bearing ball duplex | 21335 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABMK | OVERALL WIDTH | 1.2500 INCHES NOMINAL |
| ABXV | BORE DIAMETER | 1.7508 INCHES MINIMUM AND 1.7512 INCHES MAXIMUM |
| ADGA | OVERALL OUTSIDE DIAMETER | 2.9998 INCHES MINIMUM AND 3.0002 INCHES MAXIMUM |
| AGYE | SURFACE FINISH | GROUND |
| AGYF | RETAINER FABRICATION METHOD | PRESSED |
| AGZC | LOAD DIRECTION | ANGULAR |
| CTFZ | STANDARD TOLERANCE DESIGNATION | ABEC NO.7 |
| CTHY | CONTACT ANGLE | 60.0 DEGREES NOMINAL |
| MATT | MATERIAL | STEEL OVERALL |
| STYL | STYLE DESIGNATOR | UNIVERSAL GROUND FACES,COUNTERBORED OUTER RING,NON-SEPARABLE |
| Components Related to NSN - 3110-01-319-4872, 3110013194872 | ||||
| 3120-01-288-5692 (3120012885692) | 3120-00-400-5487 (3120004005487) | 3120-00-071-5417 (3120000715417) | 3130-01-678-4047 (3130016784047) | |
| 3120-01-297-1300 (3120012971300) | 3120-00-630-4148 (3120006304148) | 3120-00-851-4483 (3120008514483) | 3120-00-051-7210 (3120000517210) | |
| 3120-00-902-4926 (3120009024926) | 3110-01-248-0730 (3110012480730) | 3120-00-940-9976 (3120009409976) | 3120-00-454-0386 (3120004540386) | |
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