| Prefix | Suffix | Definition |
| . | /10B | LUBE. (/XG) , MOBIL OIL, MOBILTEMP £1 |
| . | /11B | LUBE. (/XG) , MOBIL OIL, BR3 LIFETIME |
| . | /12A | LUBE. (/XG) , SHELL OIL APL 700 |
| . | /13A | LUBE. (/XG) , SHELL OIL, #140 TURBINE OIL |
| . | /14A | LUBE. (/XG) , SHELL OIL, AEROSHELL £16 |
| . | /9A | LUBE. (/XG) , SHELL OIL, AEROSHELL #7, MIL-G-23827A |
| . | /9B | LUBE. (/XG) , MOBIL OIL, MOBIL 28, MIL-G-81322 |
| -A 2 | . | WITHOUT SEAL IN REVERSE SIDE OF SET SCREW |
| -A3 | . | WITHOUT SEALS |
| -AL | . | WITHOUT SEAL IN SIDE OF SET SCREW |
| 10 | . | ONE SIDE INNER DIAMETER 10 RAM (0.4 INCH) LARGE |
| 15 | . | ONE SIDE INNER DIAMETER 15 MM (0.6 INCH) LARGE |
| 2M1 | . | PHOSPHATE TREATMENT OF INNER AND OUTER RINGS |
| 2M2 | . | BLACK OXIDE ON INNER RING AND OUTER RING |
| 3M1 | . | PHOSPHATE TREATMENT ON INNER RING AND BALLS |
| 3M2 | . | BLACK OXIDE ON INNER RING AND BALLS |
| 4 HI | . | PHOSPHATE TREATMENT ON OUTER RING AND BALLS |
| 4M2 | . | BLACK OXIDE ON OUTER RING AND BALLS |
| 5 | . | ONE SIDE INNER DIAMETER 5 MM (0.2 INCH) LARGE |
| 5M1 | . | PHOSPHATE TREATMENT ON BALLS ONLY |
| 5M2 | . | BLACK OXIDE ON BALLS ONLY |
| 6M1 | . | PHOSPHATE TREATMENT ON INNER RING ONLY |
| 6M2 | . | BLACK OXIDE ON INNER RING ONLY |
| 7M1 | . | PHOSPHATE TREATMENT ON OUTER RING ONLY |
| 7M2 | . | BLACK OXIDE ON OUTER RING ONLY |
| A | . | SLEEVE WITH BORE OF 1/16 INCH INCREMENT |
| A | . | INNER RING REVERSE SIDE OF STANDARD |
| B | . | INTERNAL REDESIGN |
| B | . | BEARING REVERSE SIDE OF HOUSING |
| B2 | . | WITHOUT SLINGER IN REVERSE SIDE OF SET SCREW |
| B3 | . | WITHOUT SLINGERS |
| BL | . | WITHOUT SLINGER IN SIDE OF SET SCREW |
| C2 | . | RADIAL CLEARANCE LESS THAN NORMAL |
| C3 | . | RADIAL CLEARANCE GREATER THAN NORMAL |
| C4 | . | RADIAL CLEARANCE GREATER THAN C3 |
| C5 | . | RADIAL CLEARANCE GREATER THAN C4 |
| CD(N) | . | COVER WITH GREASING PORT |
| CD2 (N) | . | COVER WITH HOUSING WITH DEGREASING PORT |
| CDL(N) | . | COVER WITH GREASING AND DEGREASING PORTS |
| CL | . | RADIAL CLEARANCE LESS THAN C2 |
| CSOO | . | SPECIAL CLEARANCE |
| CT1 | . | USE TEMPERATURE RANGE MINUS 75°F TO PLUS 70°F |
| D | . | OIL HOLE |
| DL | . | OIL GROOVE ON BORE OF HOUSING |
| E | . | SLEEVE WITH BORE OF 1/4 INCH INCREMENT |
| F | . | SOLID BASE AND WITHOUT BOLT HOLE |
| F2 | . | WITHOUT BOLT HOLE |
| F3(N) | . | KITH HOLE FOR LOCATING PIN |
| F7 | . | WITHOUT FILLET RADIUS AT BOLT LOCATION |
| FL | . | WITHOUT SOLID BASE |
| G(N) | . | BOLT DISTANCE AND HOLE DIAMETER REDESIGN |
| G6 | . | SMALL BOLT HOLE OF FL-HOUSING (U.S. STANDARD) |
| HT2 | . | USE TEMPERATURE RANGE 70°F TO 390°F |
| KT1 | . | USE TEMPERATURE RANGE 70°F TO 280°F |
| M2 | . | BLACK OXIDE ON RINGS AND BALLS |
| ML | . | PHOSPHATE TREATMENT ON RINGS AND BALLS |
| X | . | EXPERIMENTAL BEARING UNIT |
| ZN | . | SPECIAL COVER OR RUBBER SEAL |
