| Item Name | Bearing Roller Tapered |
| Federal Supply Group (FSG) | Bearings |
| Federal Supply Class (FSC) | 3110 Bearings Antifriction Unmounted |
| National Item Identification Number (NIIN) | 00-161-1005 (001611005) |
| NCB Code | USA (00) |
| Manufacturer | National Steel And Shipbuilding, Timken Corporation |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 330-521-22PC20 | national steel and shipbuilding | bearing roller tapered | 81220 | RFQ |
| 55176-55433D | timken corporation | bearing roller tapered | 60038 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABMK | OVERALL WIDTH | 1.7500 INCHES NOMINAL |
| ABXV | BORE DIAMETER | 1.7500 INCHES NOMINAL |
| ADGA | OVERALL OUTSIDE DIAMETER | 4.3300 INCHES NOMINAL |
| AGWU | BACKFACE CORNER RADIUS | 0.0200 INCHES NOMINAL |
| AGWV | STANDOUT WIDTH | 0.3750 INCHES NOMINAL |
| AGWW | CONE CORNER RADIUS | 0.0300 INCHES NOMINAL |
| AGWY | CUP WIDTH | 1.6876 INCHES NOMINAL |
| AGYF | RETAINER FABRICATION METHOD | PRESSED |
| CTFZ | STANDARD TOLERANCE DESIGNATION | AFBMA CLASS 2 |
| FEAT | SPECIAL FEATURES | CONE 0.06 IN. FRONT FACT RADIUS,STEEP ANGLE |
| MATT | MATERIAL | STEEL OVERALL |
| STYL | STYLE DESIGNATOR | STRAIGHT BORE,DOUBLE CUP,SINGLE CONES,STEEP ANGLE |
| Components Related to NSN - 3110-00-161-1005, 3110001611005 | ||||
| 3120-01-665-2450 (3120016652450) | 3110-01-283-6582 (3110012836582) | 3120-01-315-2221 (3120013152221) | 3120-01-359-4572 (3120013594572) | |
| 3110-01-145-0558 (3110011450558) | 3120-01-224-3914 (3120012243914) | 3120-01-343-9812 (3120013439812) | 3110-00-554-3932 (3110005543932) | |
| 3120-01-504-0167 (3120015040167) | 3120-01-274-5630 (3120012745630) | 3110-00-106-6194 (3110001066194) | 3130-01-631-4178 (3130016314178) | |
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