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How to read ROLLWAY bearing numbers.
EXAMPLE: MUL-212
Cylindrical roller bearings one lip inner, two lip outer, bronze cage, basic bearing number 212.
EXAMPLE: L-1212-UMR
MR Max-roll type cylindrical roller bearing, one lip inner, two lip outer.
Part number system
| Prefix |
Suffix |
Definition |
| A |
. |
ROLLER ASSEMBLY WITH SPLIT OUTER RACE, NO INNER RACE. |
| AT |
. |
ROLLER THRUST BEARING, SINGLE-ROW, SINGLE DIRECTION, FLAT RACE SURFACE, SELF-ALIGNING WITH SEATING RING, RETAINER TYPE. |
| B |
. |
ROLLER ASSEMBLY WITH HARDENED AND GROUND OUTER RACE, NO INNER RACE. |
| CR |
. |
ROLLER THRUST BEARING, SINGLE-ROW, SINGLE DIRECTION, FLAT RACE SURFACE, RIGID, RETAINER TYPE, OUTER SLEEVE-CRANE HOOK. |
| CS |
. |
CYLINDRICAL ROLLER BEARING, SINGLE-ROW CYLINDRICAL INNER RING, CYLINDRICAL OUTER RING NON-LOCATING, SEPARABLE, RETAINER TYPE. |
| D |
. |
COMPLETE BEARING ASSEMBLY WITH HARDENED AND GROUND INNER AND OUTER RACE. |
| DAT |
. |
ROLLER THRUST BEARING, DOUBLE-ROW, DOUBLE DIRECTION, FLAT RACE SURFACE, SELF-ALIGNING WITH TWO SEATING RINGS, CENTER WASHER HAS A SMALLER I.D. AND O.D. THAN OTHER WASHERS, INNER SLEEVE RESTS ON CENTER WASHER FACE. |
| DT |
. |
ROLLER THRUST BEARING, DOUBLE-ROW, DOUBLE DIRECTION, FLAT RACE SURFACE, RIGID, RETAINER TYPE, CENTER WASHER HAS A SMALLER O.D. AND I.D. THAN OTHER WASHERS, INNER SLEEVE RESTS ON FACE OF CENTER WASHER. |
| E |
B |
SEPARATOR CAGE ROLLER ASSEMBLIES, SELF-CONTAINED IN THE OUTER RACE, WITH CYLINDRICAL SEPARABLE INNER RACE. |
| E |
E |
CYLINDRICAL ROLLER BEARING, SINGLE-ROW, CYLINDRICAL INNER RING, CYLINDRICAL OUTER RING, NON-LOCATING, SEPARABLE, RETAINER TYPE. |
| E |
EMR |
CYLINDRICAL ROLLER BEARING, SINGLE-ROW, CYLINDRICAL INNER RING, NON-LOCATING, SEPARABLE, RETAINER TYPE. |
| E |
U |
CYLINDRICAL ROLLER BEARING, SINGLE-ROW, CYLINDRICAL INNER RING, TWO LIP OUTER RING, NON-LOCATING, SEPARABLE, RETAINER TYPE. |
| E |
UMR |
CYLINDRICAL ROLLER BEARING, SINGLE-ROW, CYLINDRICAL INNER RING, TWO LIP OUTER RING, NON-LOCATING, SEPARABLE, RETAINER TYPE. |
| L |
B |
CYLINDRICAL ROLLER BEARING, SINGLE-ROW, ONE LIP INNER RING, CYLINDRICAL OUTER RING WITH 2 RETAINMENT RINGS, ONE DIRECTION LOCATING, SEPARABLE, RETAINER TYPE. |
| L |
J |
CYLINDRICAL ROLLER BEARING, SINGLE-ROW, ONE LIP INNER RING, ONE LIP OUTER RING WITH ONE RETAINING RING, ONE DIRECTION LOCATING, SEPARABLE, RETAINER TYPE. |
| L |
U |
CYLINDRICAL ROLLER BEARING, SINGLE-ROW, ONE LIP INNER RING, TWO LIP OUTER RING, ONE DIRECTION LOCATING, SEPARABLE, RETAINER TYPE. |
| L |
UMR |
CYLINDRICAL ROLLER BEARING, SINGLE-ROW, ONE LIP INNER RING, TWO LIP OUTER RING, ONE DIRECTION LOCATING, SEPARABLE, RETAINER TYPE. |
| LL |
. |
CYLINDRICAL ROLLER BEARING, SINGLE-ROW, ONE LIP INNER RING, ONE LIP OUTER RING, ONE DIRECTION LOCATING, SEPARABLE, RETAINER TYPE. |
| LP |
U |
CYLINDRICAL ROLLER BEARING, SINGLE-ROW, TWO LIP INNER RING WITH ONE LIP SEPARABLE, TWO LIP OUTER RING, TWO DIRECTION LOCATING, SEPARABLE, RETAINER TYPE. |
| LP |
UMR |
CYLINDRICAL ROLLER BEARING, SINGLE-ROW, TWO LIP INNER RING WITH ONE LIP SEPARABLE, TWO LIP OUTER RING, TWO DIRECTION LOCATING, SEPARABLE, RETAINER TYPE. |
| MACS |
. |
CYLINDRICAL ROLLER BEARING, SINGLE-ROW, EXTERNAL SELF-ALIGNING WITH RING, TWO LIP INNER RING, CYLINDRICAL OUTER RING, NON-LOCATING, SEPARABLE, RETAINER TYPE. |
| MAS |
. |
CYLINDRICAL ROLLER BEARING, SINGLE-ROW, EXTERNAL SELF-ALIGNING WITH ALIGNING RING, TWO LIP INNER RING, CYLINDRICAL OUTER RING WITH 2 RETAINMENT RINGS, LOCATING, SELF-CONTAINED, RETAINER TYPE. |
| MCS |
. |
CYLINDRICAL ROLLER BEARING, SINGLE-ROW, TWO LIP INNER RING, CYLINDRICAL OUTER RING, NON-LOCATING, SEPARABLE, RETAINER TYPE. |
| ML |
. |
CYLINDRICAL ROLLER BEARING, SINGLE-ROW, TWO LIP INNER RING, ONE LIP OUTER RING, ONE DIRECTION LOCATING, SEPARABLE, RETAINER TYPE. |
| MLC |
. |
CYLINDRICAL ROLLER BEARING, SINGLE-ROW, CYLINDRICAL INNER RING, ONE LIP OUTER RING, NON-LOCATING, SEPARABLE, RETAINER TYPE. |
| MN |
. |
CYLINDRICAL ROLLER BEARING, SINGLE-ROW, TWO LIP INNER RING, TWO LIP OUTER RING WITH ONE LIP SEPARABLE, TWO DIRECTION LOCATING, SEPARABLE, RETAINER TYPE. |
| MNL |
. |
CYLINDRICAL ROLLER BEARING, SINGLE-ROW, ONE LIP INNER RING, TWO LIP OUTER RING WITH ONE LIP SEPARABLE, ONE DIRECTION LOCATING, SEPARABLE, RETAINER TYPE. |
| MO |
. |
CYLINDRICAL ROLLER BEARING, SINGLE-ROW, CYLINDRICAL INNER RING, TWO LIP OUTER RING WITH ONE LIP SEPARABLE, NON-LOCATING, SEPARABLE, RETAINER TYPE. |
| MS |
. |
CYLINDRICAL ROLLER BEARING, SINGLE-ROW, TWO LIP INNER RING, CYLINDRICAL OUTER RING WITH 2 RETAINMENT RINGS, LOCATING, SELF-CONTAINED, RETAINER TYPE. |
| MU |
. |
CYLINDRICAL ROLLER BEARING, SINGLE-ROW, TWO LIP INNER RING WITH ONE LIP SEPARABLE, TWO LIP OUTER RING, TWO DIRECTION LOCATING, SEPARABLE, RETAINER TYPE. |
| MUC |
. |
CYLINDRICAL ROLLER BEARING, SINGLE-ROW, CYLINDRICAL INNER RING, TWO LIP OUTER RING, NON-LOCATING, SEPARABLE, RETAINER TYPE. |
| MUL |
. |
CYLINDRICAL ROLLER BEARING, SINGLE-ROW, ONE LIP INNER RING, TWO LIP OUTER RING, ONE DIRECTION LOCATING, SEPARABLE, RETAINER TYPE. |
| PA |
. |
ROLLER ASSEMBLY WITH HEAVY DUTY PLANISHED OUTER RACE, ON INNER RACE. |
| SDT |
. |
ROLLER THRUST BEARING, SINGLE-ROW, SIMPLIFIED DOUBLE-ACTING, FLAT RACE SURFACE, RIGID, RETAINER TYPE, INNER AND OUTER SLEEVES. |
| T |
. |
ROLLER THRUST BEARING, SINGLE-ROW, SINGLE DIRECTION, FLAT RACE SURFACE, RIGID, RETAINER TYPE |
| U |
B |
CYLINDRICAL ROLLER BEARING, SINGLE-ROW, TWO LIP INNER RING, CYLINDRICAL OUTER RING WITH 2 RETAINMENT RINGS, LOCATING, SELF-CONTAINED, RETAINER TYPE. |
| U |
BMR |
CYLINDRICAL ROLLER BEARING, SINGLE-ROW, TWO LIP INNER RING, CYLINDRICAL OUTER RING WITH 2 RETAINMENT RINGS, LOCATING, SELF-CONTAINED, RETAINER TYPE |
| U |
E |
CYLINDRICAL ROLLER BEARING, SINGLE-ROW, TWO LIP INNER RING, CYLINDRICAL OUTER RING, NON-LOCATING, SEPARABLE, RETAINER TYPE. |
| U |
EMR |
CYLINDRICAL ROLLER BEARING, SINGLE-ROW, TWO LIP INNER RING, CYLINDRICAL OUTER RING, NON-LOCATING, SEPARABLE, RETAINER TYPE. |
| U |
J |
CYLINDRICAL ROLLER BEARING, SINGLE-ROW, TWO LIP INNER RING, ONE LIP OUTER RING, ONE RETAINMENT RING, LOCATING, NON-SEPARABLE, RETAINER TYPE. |
| U |
L |
CYLINDRICAL ROLLER BEARING, SINGLE-ROW, TWO LIP INNER RING, ONE LIP OUTER RING, ONE DIRECTION LOCATING, SEPARABLE, RETAINER TYPE. |
| U |
LMR |
CYLINDRICAL ROLLER BEARING, SINGLE-ROW, TWO LIP INNER RING, ONE LIP OUTER RING, ONE DIRECTION LOCATING, SEPARABLE, RETAINER TYPE. |
| U |
LP |
CYLINDRICAL ROLLER BEARING, SINGLE-ROW, TWO LIP INNER RING, TWO LIP OUTER RING WITH ONE LIP SEPARABLE, TWO DIRECTION LOCATING, SEPARABLE, RETAINER TYPE. |
| U |
LPMR |
CYLINDRICAL ROLLER BEARING, SINGLE-ROW, TWO LIP INNER RING, TWO LIP OUTER RING WITH ONE LIP SEPARABLE, TWO DIRECTION LOCATING, SEPARABLE, RETAINER TYPE. |
| UM |
B |
CYLINDRICAL ROLLER BEARING, SINGLE-ROW, TWO LIP INNER RING, CYLINDRICAL OUTER RING WITH 2 RETAINMENT RINGS, LOCATING, SELF-CONTAINED, RETAINER-LESS. |
| UM |
J |
CYLINDRICAL ROLLER BEARING, SINGLE-ROW, TWO LIP INNER RING, CYLINDRICAL OUTER RING WITH ONE LIP, ONE RETAINMENT RING, LOCATING, SELF-CONTAINED, RETAINERLESS. |
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