| Prefix | Suffix | Definition |
| (B) JH | . | CAGE - ANGULAR/C J TYPE: ONE-PIECE MACHINED- BRONZE 80-10-10 |
| (B) JJ | . | CAGE - ANGULAR/C J TYPE: ONE-PIECE STAMPED- BRONZE, PHOSPHOR |
| (K)2 | . | RADIAL CLEARANCE - MINIATURES: 0.0001 - 0.0003 INCH RADIAL PLAY |
| (K)25 | . | RADIAL CLEARANCE - MINIATURES:0.0002- .0005 INCH RADIAL PLAY |
| (K)3 | . | SPINDLE & TURBINE BEARINGS: TIGHT |
| (K)3 | . | RADIAL CLEARANCE - MINIATURES:0.0002 - .0004 INCH RADIAL PLAY |
| (K)5 | . | EXTRA THIN SERIES: 0.0003- 0.0008 INCH |
| (K)5 | . | TORQUE TUBE BEARING UP TO 2.3125": 0.0005- 0.0011 INCH |
| (K)5 | . | SPINDLE & TURBINE BEARINGS: NORMAL |
| (K)5 | . | RADIAL CLEARANCE - MINIATURES:0.0005- .0008 INCH RADIAL PLAY |
| (K)6 | . | EXTRA THIN SERIES: 0.0005 - .0010 INCH |
| (K)6 | . | TORQUE TUBE BEARING UP TO 2.3125": 0.0008- .0014 INCH |
| (K)6 | . | RADIAL CLEARANCE - MINIATURES:0.0008- .0011 INCH RADIAL PLAY |
| (K}4 | . | RADIAL CLEARANCE - MINIATURES:0.0003- .0005 INCH RADIAL PLAY |
| (V) (0)-(XX)-A | . | OIL LUBE PROCEDURE: CENTRIFUGE BEARING 2 MINUTES AT -LOOG AFTER LUBRICATION. |
| (V) (0)-(XX)-B | . | OIL LUBE PROCEDURE: CENTRIFUGE BEARING 2 MINUTES AT 400G AFTER LUBRICATION. |
| (V) (OJ-(XX)-C | . | OIL LUBE PROCEDURE: CENTRIFUGE BEARING 2 MINUTES AT 200G AFTER LUBRICATION. |
| (XX) H | . | DUPLEXING: HEAVY PRELOAD |
| (XX)L | . | DUPLEXING: LIGHT PRELOAD |
| (XX)M | . | DUPLEXING: MEDIUM PRELOAD ON 1900, 100, 200, AND 300 SERIES BEARINGS ONLY |
| (XX)S | . | DUPLEXING: SINGLE BEARING WITH FACES FLUSH |
| 0-(XX)-N | . | OIL LUBE PROCEDURE: SPECIFIC OIL QUANTITY (N - NO. OF DROPS, NEEDLE SIZE #26) |
| 0-10 | . | OIL LUBRICATION: TERESSO 43 |
| 0-11 | . | OIL LUBRICATION: WINSORLUBE L-245X - (MIL-L-6085) |
| 0-12 | . | OIL LUBRICATION: TERESSO V78 . |
| 0-13 | . | OIL LUBRICATION: DOW CORNING 200-20 - (W-D-001078) |
| 0-14 | . | OIL LUBRICATION: ESSO TURBO OIL 2389 - (MIL-L-7808G) |
| 0-15 | . | OIL LUBRICATION: TENNECO L401D - (MIL-L-6085) |
| 0-17 | . | OIL LUBRICATION: G.E. VERSILUBE F-50 - (MIL-S-81087 (I) ) |
| 0-18 | . | OIL LUBRICATION: G.E. SF96 |
| 0-19 | . | OIL LUBRICATION: G.E. VERSILUBE F44 - (MIL-S-81087 (II) ) |
| 0-20 | . | OIL LUBRICATION: DOW CORNING - 710 |
| 0-21 | . | OIL LUBRICATION: HERCOFLEX 600 |
| 0-22 | . | OIL LUBRICATION: TENNECO L423 |
| 0-23 | . | OIL LUBRICATION: DOW CORNING 510-12000 |
| 0-24 | . | OIL LUBRICATION: EP PIONEER FLO - (MIL-L-6085) |
| 0-25 | . | OIL LUBRICATION: DOW CORNING 510-50 |
| 0-26 | . | OIL LUBRICATION: TERESSO V79 |
| 0-27 | . | OIL LUBRICATION: HARDEN 0-26 PLUS ADD. |
| 0-28 | . | OIL LUBRICATION: MOBIL XRL-714 |
| 0-29 | . | OIL LUBRICATION: KENDALL KG-80 |
| 0-30 | . | OIL LUBRICATION: KENDALL SRG-60 |
| 0-31 | . | OIL LUBRICATION: BRAY NPT-3A |
| 0-32 | . | OIL LUBRICATION: MOBIL XRL-743A |
| 0-33 | . | OIL LUBRICATION: DUPONT KRYTOX 143AZ |
| 0-34 | . | OIL LUBRICATION: DUPONT KRYTOX 143AA |
| 0-35 | . | OIL LUBRICATION: DUPONT KRYTOX 143AB |
| 0-36 | . | OIL LUBRICATION: DUPONT KRYTOX 143AC |
| 0-37 | . | OIL LUBRICATION: HARDEN - MOON OIL |
| 0-38 | . | OIL LUBRICATION: HARDEN PRESERVATIVE |
| 0-39 | . | OIL LUBRICATION: KENDALL SRG160 |
| 0-9 | . | OIL LUBRICATION: ESSO AVIA. INSTR. OIL - (MIL-L-7870) |
| A | . | CAGE - ANGULAR/C H TYPE: ONE-PIECE MACHINED - NYSORB |
| A | . | CAGE - ANGULAR/C B TYPE:ONE-PIECE MACHINED CONICAL POCKETS - NYSORB |
| B | . | CAGE - ANGULAR/C H TYPE: ONE-PIECE MACHINED— SYNTHANE XX - PAPER BASE |
| B | . | CAGE - ANGULAR/C B TYPE:ONE-PIECE MACHINED CONICAL POCKETS - SYNTHANE XX |
| B | . | BEARING TYPE: ANGULAR CONTACT - SEPARABLE INNER |
| D | . | DUPLEXING: UNIVERSAL DUPLEX PAIR |
| DB | . | DUPLEXING: DUPLEX PAIR - BACK-TO-BACK |
| DBD | . | DUPLEXING: SINGLE BEARING AND DD SET MOUNTED DB |
| DBDD | . | DUPLEXING: DD SET AND DD SET MOUNTED DB |
| DBDQ | . | DUPLEXING: DD SET AND DQ SET MOUNTED DB |
| DBQ | . | DUPLEXING: SINGLE BEARING AND DQ SET MOUNTED DB |
| DBQQ | . | DUPLEXING: DQ SET AND DQ SET MOUNTED DB |
| DBT | . | DUPLEXING: SINGLE BEARING AND DT PAIR MOUNTED DB |
| DBTD | . | DUPLEXING: TANDEM PAIR AND DD SET MOUNTED DB |
| DBTQ | . | DUPLEXING: TANDEM PAIR AND DQ SET MOUNTED DB |
| DBTT | . | DUPLEXING: TANDEM PAIR AND TANDEM PAIR MOUNTED DB |
| DD | . | DUPLEXING: TRIPLEX SET - TANDEM MOUNT |
| DF | . | DUPLEXING: DUPLEX PAIR - FACE-TO-FACE |
| DQ | . | DUPLEXING: QUAD SET - TANDEM MOUNT |
| DT | . | DUPLEXING: DUPLEX PAIR - TANDEM MOUNT |
| E | . | SPECIAL RADIAL RUNOUT (INCHES): I.E. 0.00005, O.R. STANDARD- |
| E1 | . | SPECIAL RADIAL RUNOUT (INCHES): I.R. 0.00005, O.R. 0.0001 |
| E2 | . | SPECIAL RADIAL RUNOUT (INCHES): I.R. 0.00005, O.R. 0.00005 |
| E3 | . | SPECIAL RADIAL RUNOUT (INCHES): I.R. 0.0001, O.R. STANDARD |
| E4 | . | SPECIAL RADIAL RUNOUT (INCHES): I.R. 0.0001, O.R. 0.0001 |
| E5 | . | SPECIAL RADIAL RUNOUT (INCHES): I.R. 0.0001, O.R. 0.00005 |
| E6 | . | SPECIAL RADIAL RUNOUT (INCHES): I.R. STANDARD, O.R. 0.0001 |
| E7 | . | SPECIAL RADIAL RUNOUT (INCHES): I.R. STANDARD, O.R. 0.00005 |
| E8 | . | SPECIAL RADIAL RUNOUT (INCHES): I.R. STANDARD, O.R. STANDARD -LOW NON-REPETITIVE RUNOUT |
| F | . | CLOSURES:SINGLE AL/FIBER FLEXEAL |
| F(V) (0) (XX) D | . | OIL LUBE PROCEDURE: FILM OILED - LIGHT |
| F15CXX) | . | GREASE LUBE PROCEDURE: FILM GREASE 15 MILLIGRAMS PER SQUARE INCH |
| F5 (XX) | . | GREASE LUBE PROCEDURE: FILM GREASE 5 MILLIGRAMS PER SQUARE INCH |
| FF | . | CLOSURES:TWO AL/FIBER FLEXEALS |
| FG(XX)B(X-Y MG) | . | GREASE LUBE PROCEDURE: FILM GREASE - SPECIFIC GREASE QUANTITY (X-Y IN MG) |
| FO- (XX)-(X-Y MG) | . | OIL LUBE PROCEDURE: FILM OILED SPECIFIC QUANTITY - (X-Y MG) . |
| FO- (XX)B(X-Y MG) | . | OIL LUBE PROCEDURE: FILM OILED - INTERNAL SURFACES ONLY {X-Y MG) |
| FS | . | CLOSURES:ONE FLEXEAL, ONE SHIELD |
| FU | . | CLOSURES:ONE FLEXEAL - ONE SYNCHROSEAL |
| FV(XX)-(X-Y MG) | . | OIL LUBE PROCEDURE: FILM OILED NON-METALLIC CAGES AFTER VACUUM IMPREGNATION, (X-Y MG) |
| G | . | BEARING TYPE: SPLIT INNER - GOTHIC PROFILE - I.R. |
| G-(XX) (X-Y CMM) | . | GREASE LUBE PROCEDURE: SPECIFIC GREASE QUANTITY (X-Y IN CMM.) |
| G-10 | . | GREASE LUBRICATION: DOW CORNING - 44 LIGHT - (MIL-L-15719) |
| G-12 | . | GREASE LUBRICATION: CHEVRON OIL CO. - BRB *2 - (MIL-G-3545) |
| G-14 | . | GREASE LUBRICATION: DOW CORNING - 33F, L, M |
| G-16 | . | GREASE LUBRICATION: AMERICAN SUPERMIL M-40 |
| G-18 | . | GREASE LUBRICATION: TEX UNITEMP 500 |
| G-2 | . | GREASE LUBRICATION: BEACON 325 |
| G-2 3 | . | GREASE LUBRICATION: AEROSHELL *5 - (MIL-G-63545) |
| G-20 | . | GREASE LUBRICATION: AM. SUPERMIL ASU M100 |
| G-21 | . | GREASE LUBRICATION: G.E. VERSILUBE G-300 |
| G-22 | . | GREASE LUBRICATION: 12 PERCENT G-21; 78 PERCENT 0-17 |
| G-24 | . | GREASE LUBRICATION: SHELL ETR-B |
| G-27 | . | GREASE LUBRICATION: MPB MINIPURE - (MIL-G-15793) |
| G-28 | . | GREASE LUBRICATION: ESSO ANDOK B - (MIL-G-18709) |
| G-29 | . | GREASE LUBRICATION: ESSO ANDOK 260 |
| G-32 | . | GREASE LUBRICATION: AM. SUPERMIL A72832 - (MIL-G-23827) |
| G-33 | . | GREASE LUBRICATION: MOBIL *28 - (MIL-G-81322) |
| G-34 | . | GREASE LUBRICATION: DUPONT KRYTOX 240AZ |
| G-35 | . | GREASE LUBRICATION: DUPONT KRYTOX 240AB - (MIL-G-38220) |
| G-36 | . | GREASE LUBRICATION: DUPONT KRYTOX 240AC - (MIL-G-27617) |
| G-37 | . | GREASE LUBRICATION: AMERICAN ASU 31052 - (MIL-G-25013) |
| G-4 | . | GREASE LUBRICATION: MOBIL BRB LIFETIME - (MIL-L-7711) |
| G-42 | . | GREASE LUBRICATION: TEXACO REGAL STARFAK 12 |
| G-6 | . | GREASE LUBRICATION: ESSO ANDOK C |
| G-8 | . | GREASE LUBRICATION: TENNECO L793A |
| H | . | CAGE - ANGULAR/C H TYPE: ONE-PIECE MACHINED- POROUS SYNTHANE XX - PAPER BASE |
| H | . | CAGE - ANGULAR/C B TYPE:ONE-PIECE MACHINED CONICAL POCKETS - POROUS SYNTHANE |
| H | . | BEARING TYPE: ANGULAR CONTACT - RELIEVED OUTER - NON- SEPARABLE |
| J | . | CAGE - ANGULAR/C H TYPE: ONE-PIECE MACHINED- SILVER |
| J | . | BEARING TYPE: ANGULAR CONTACT - RELIEVED INNER - NON- SEPARABLE |
| JB | . | CAGE - ANGULAR/C H TYPE: ONE-PIECE MACHINED- 80-10-10 BRONZE |
| JJ | . | CAGE - ANGULAR/C J TYPE: ONE-PIECE STAMPED- BRONZE, PHOSPHOR |
| JJ | . | CAGE - ANGULAR/C H TYPE: ONE-PIECE MACHINED- SILVER |
| L | . | FUNCTIONAL TEST: LOW VIBRATION TEST - SPECIAL FINISH |
| M | . | CAGE - ANGULAR/C B TYPE:ONE-PIECE MACHINED STEPPED POCKETS - SYNTHANE LBB |
| MG(XX) | . | GREASE LUBE PROCEDURE: FILM GREASE - LOW STARTING TORQUE |
| MX | . | BEARING TYPE: DOUBLE ROW, SPECIAL |
| NA | . | CAGES - DEEP GROOVE:TWO-PIECE MACHINED - RIVETED LEADED BRONZE |
| NONE | . | CAGE - ANGULAR/C H TYPE: ONE-PIECE MACHINED - SYNTHANE LBB - LINEN BASE |
| NONE | . | CAGE - ANGULAR/C B TYPE: ONE-PIECE MACHINED STEPPED OR CONICAL POCKETS - SYNTHANE LBB OR XX |
| O | . | CAGE - ANGULAR/C B TYPE:ONE-PIECE MACHINED CONICAL POCKETS - DELRIN |
| PA | . | CAGES - DEEP GROOVE:"W" TYPE CAGE - TEFLON COATED POCKETS - TIGHTLY CLINCHED |
| QP | . | CAGES - DEEP GROOVE:ONE-PIECE SNAP, UNFILLED POLYIMIDE |
| QW | . | CAGES - DEEP GROOVE:ONE-PIECE SNAP, FEURALON AW |
| R | . | SPECIAL RADIAL RUNOUT (INCHES): MARK HIGH POINT I.R. |
| R1 | . | SPECIAL RADIAL RUNOUT (INCHES): MARK HIGH POINT O.R. |
| R2 | . | SPECIAL RADIAL RUNOUT (INCHES): MARK HIGH POINT I.R. AND O.R. |
| RF | . | CLOSURES: SINGLE FLEXEAL ON HUB SIDE OF FLANGED O.R. OR O.R. THRUST FACE OF H OR J TYPE |
| RS | . | CLOSURES: SINGLE SHIELD ON HUB SIDE OF FLANGED O.R. OR O.R. THRUST FACE OF H OR J TYPE |
| RU | . | CLOSURES: SINGLE SYNCHROSEAL ON HUB SIDE OF FLANGED O.R. OR O.R. THRUST FACE OF H OR J TYPE |
| S | . | CLOSURES: SINGLE STAINLESS SHIELD |
| SG-1 | . | GREASE LUBRICATION: ANDERSON SLUSHING GREASE |
| SG-2 | . | GREASE LUBRICATION: ANDERSON SLUSHING GREASE |
| SS | . | CLOSURES:TWO STAINLESS SHIELDS |
| SU | . | CLOSURES: ONE SHIELD - ONE SYNCHROSEAL |
| T | . | CAGES - DEEP GROOVE: TWO-PIECE RIVETED MACHINE AL/SYNTHANE |
| TA | . | CAGES - DEEP GROOVE:ONE-PIECE MACHINED SIDE ASSEMBLED - SYNTHANE |
| TB | . | CAGES - DEEP GROOVE:ONE-PIECE MACHINED SIDE ASSEMBLED - BARTEMP (SHIELDED BEARING ONLY) |
| TQ | . | CAGES - DEEP GROOVE:ONE-PIECE MACHINED SIDE ASSEMBLED - ACETAL PLASTIC - BALL RETAINED |
| TQM | . | CAGES - DEEP GROOVE:ONE-PIECE MOLDED SIDE ASSEMBLED - ACETAL PLASTIC - BALL RETAINED |
| TQT | . | CAGES - DEEP GROOVE:ONE-PIECE - ACETAL PLASTIC - INNER RACE RETAINED |
| TWT | . | CAGES - DEEP GROOVE:TWO-PIECE RIVETED FEURALON AW |
| U | . | CLOSURES:SINGLE CLASS/TEFLON SYNCHROSEAL |
| UU | . | CLOSURES:TWO GLASS/TEFLON SYNCHROSEALS |
| V | . | FUNCTIONAL TEST: STANDARD PRODUCTION TORQUE REQUIREMENT |
| V(XX) | . | OIL LUBE PROCEDURE: VAC. IMPREGNATED - NON-METALLIC CAGE |
| V(XX)G XX | . | OIL LUBE PROCEDURE: VAC. IMPREGNATE PLUS GREASE |
| VA | . | FUNCTIONAL TEST: LOW VIBRATION ROUNDNESS CONTROL |
| VB | . | FUNCTIONAL TEST: LOW VIBRATION USN MIL-B-17931C |
| VK | . | FUNCTIONAL TEST: LOW STARTING TORQUE |
| VL | . | FUNCTIONAL TEST: LOW STARTING AND PEAK RUNNING TORQUE |
| VM | . | FUNCTIONAL TEST: LOW PEAK RUNNING TORQUE |
| VT | . | FUNCTIONAL TEST: LOW PEAK RUNNING TORQUE WITH TRACES |
| W | . | CAGES - DEEP GROOVE:TWO-PIECE STAMPED LIGHT WEIGHT LOOSE CLINCHED STAINLESS |
| X200 | . | SPECIAL FEATURES: OIL TIGHT SEAL BETWEEN O.K. SHIELD GROOVE AND SHIELD |
| X201 | . | SPECIAL FEATURES: 52100 BEARINGS STABILIZED FOR 450°F OPERATION |
| X205 | . | SPECIAL FEATURES: FULL BALL COMPLEMENT H AND J TYPE BEARINGS |
| X50 | . | SPECIAL FEATURES: INSTRUMENT INCH SERIES WITH SMALL BALLS |
| X54 | . | SPECIAL FEATURES: INSTRUMENT INCH SERIES, DOUBLE ROW, WITH SMALL BALLS |
| Z | . | CAGES - DEEP GROOVE:STAINLESS COIL SPRING SEPARATORS |
| ZA | . | CAGES - DEEP GROOVE:TEFLON TUBULAR SLUG BALL SEPARATORS |
| {K}6 | . | SPINDLE & TURBINE BEARINGS: LOOSE |
