| Old No. | AY-20-ZZ | ![]() Two Shields ZZ | |
| Dimensions (metric) | d | 20 | |
| D | 37 | ||
| B | 9 | ||
| Approx. Wgt. lbs | .090 | ||
| Interchange | ADR | AY-20-ZZ | |
| MRC | 1904SFFP | ||
| NSK | 6904 ZZ | ||
| SKF | 61904-2RZ | ||
| 2) SKF "2RZ" is a non-contact seal. | |||
| Model No. | Inner Diameter | Outer Diameter | Width | Brand | Type |
| 145RNPH2201 | 145 | 225 | 76 | NSK | Cylindrical Roller Bearings |
|---|---|---|---|---|---|
| 21311 KCW33 | 55 | 120 | 29 | CX | Spherical Roller Bearings |
| 23092 EKW33+AOHX3092 | 440 | 680 | 163 | ISB | Spherical Roller Bearings |
| 41BIC196 | 104,648 | 152,4 | 22,23 | Timken | Deep Groove Ball Bearings |
| 74500/74850-B | 127 | 215,9 | 47,625 | Timken | Tapered Roller Bearings |
| GEH280HT | 280 | 400 | AST | Plain Bearings | |
| HMK5025 | 50 | 62 | 25 | NTN | Needle Roller Bearings |
| K20×28×25 | 20 | 28 | NTN | Needle Roller Bearings | |
| SI 17 ES 2RS | 17 | 30 | 14 | ISB | Plain Bearings |
| YAR 211-203-2FW/VA201 | 100 | 55,562 | 55,6 | SKF | Deep Groove Ball Bearings |
| NANF206-19 | 1.1875 | IPTCI | PILLOW BLOCKS | ||
| AH3992 | 460 | 440 | SKF | WITHDRAWAL SLEEVES | |
| KM23 | 19 | STEYR | LOCKNUTS | ||
| NJ2317E | 85 | 180 | 60 | STEYR | CYLINDRICAL ROLLER BEARINGS |
| AT-760 | Rollway | THRUST ROLLER BEARING WITH SPHERICAL SEATING RING | |||
| CFM22 | 2.7500 | 6.2500 | 1.3750 | SKF | CYLINDRICAL ROLLER BEARINGS |
| FPCB708 | 7.5000 | 8.1250 | .3125 | SKF | DEEP GROOVE BALL BEARINGS |
| GEH-20ES-2RS | 20 | 42 | 25 | SKF | SPHERICAL PLAIN BEARINGS |
| 6119PP | 95 | 145 | 24 | NH | DEEP GROOVE BALL BEARINGS |
| TWA-613 | .3750 | .8125 | CONSOLIDATED | THRUST NEEDLE BEARINGS |
Hot number:KOYO 3NCHAR034 NTN 6408NR KOYO 6916-2RS ISO 71904 CDT CYSD 7205DT CX 7415 B-UD Timken EE430900/431576CD+X3S-430900 CX NF416 KOYO NK75/35 NBS NKS 50 NACHI UKP317+H2317 Timken YA008RR RHP MJT1 SKF NUP320E SNR 51210 PFI 33208 ISO 61900-2RS NTN 679ZZ CYSD 6832-RS NTN 7340B NTN 88604 ZEN F686 INA GE30-KRR-B-FA164 NBS HK 0709 KOYO M86643R/M86610 NTN N326 KOYO NA4906,2RS ISO NJ416 FAG NAB-16 FAG NAB-55
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