Prefix | Suffix | Definition |
. | +A | WITH SPACER FOR INCH SERIES DOUBLE TAPERED ROLLER BEARING |
. | +AH | REMOVAL SLEEVE WITH MM THREAD |
. | +BH | SPECIAL SLEEVE |
. | +H | ADAPTER SLEEVE WITH MM THREAD |
. | +I | BEARING WITH SPACER, WIDTH OF SPACER IS - IN MM |
. | -0 | ASA GRADE CLASS 0 FOR TAPERED ROLLER BEARING |
. | -00 | ASA GRADE CLASS 00 FOR TAPERED ROLLER BEARING |
. | -2 | ASA GRADE CLASS 2 FOR TAPERED ROLLER BEARING |
. | -3 | ASA GRADE CLASS 3 FOR TAPERED ROLLER BEARING |
. | -A | WITHOUT SPACER |
. | /- | SPECIAL O.D., SIZE - IN MM |
. | /- | SPECIAL BORE, SIZE - IN MM, EX. 1 -INCH BORE: /25.4 |
. | /1C | LUBE. CHEVRON OIL, OHT |
. | /1W | LUBE. (/XG) , ANDERSON OIL, WINDSOR LUBE LUBE L-245X, MIL-L-6085A |
. | /2A | LUBE. SHELL OIL, ALVANIA #2, M1L-G-18709A |
. | /2C | LUBE. CHEVRON OIL, BRB #2, MIL-G-3545C |
. | /2D | LUBE. (XG) , DOW CORNING OIL, DC510 50CS FLUID, MIL-L-27694 |
. | /2P | LUBE. (/XG) , W.R. AND C. CO., PLASTILUBE $2 |
. | /2T | LUBE. (/XG) , NTN, DVL-1 |
. | /33P | LUBE. (/XG,) DOW CORNING OIL, DC33M |
. | /3A | LUBE. SHELL OIL, ALVANIA #3 |
. | /3C | LUBE. (/XG) , SHELL OIL, CYPRINA #3, MIL-G-18709A |
. | /3D | LUBE. (/XG) , DOW CORNING OIL, 3451 FL |
. | /3E | LUBE. EXXON OIL, BEACON 325 |
. | /3L | LUBE., DOW CORNING OIL, DC33L |
. | /3P | LUBE. (/XG) , W.R. AND C. CO ., PLASTILUBE I3 |
. | /44L | LUBE, (/XG) , DOW CORNING OIL, DC44L |
. | /4A | LUBE., SHELL OIL ALVANIA RA |
. | /4C | LUBE., TEXACO OIL, UNITEMP 500 |
. | /4E | LUBE., EXXON OIL, ANDOK-260, MIL-G-3545C |
. | /4L | LUBE. (/XG) , DOW CORNING OIL, DC44M WITH MOS2 (5 PERCENT) |
. | /4M | LUBE., DOW CORNING OIL, DC44M, MIL-G-15719A |
. | /5C | LUBE., CHEVRON OIL, SRI 12, MIL-G-3545C |
. | /6A | LUBE. (/XG) , SHELL OIL DARINA 32 |
. | /7A | LUBE. (/XG) , SHELL OIL, ALVANIA EP-1 |
. | /8A | LUBE., SHELL OIL, ALVANIA EP-2 |
. | /8B | LUBE. (/XG) , MOBIL OIL, MOBILPLEX 48 |
. | /8E | LUBE. (/XG) , STANDARD OIL, RYKON 13 |
. | /ASF 12 | LUBE. (/XG) SHELL OIL. AERO SHELL FLUID #12, MJL-L-6085A |
. | /GH | HEAVY PRELOAD |
. | /GL | LIGHT PRELOAD |
. | /GM | MEDIUM PRELOAD |
. | /GN | NORMAL PRELOAD |
. | /GXX | SPECIAL PRELOAD, EX. /G8: 8KG, /G085: 85KG, /G50: 500KG |
. | /IB | LUBE. (/XG} , MOBIL OIL, BRB #1 |
. | /ID | LUBE. (/XG) , DUPONT, CRYTOX 240 AB, MIL-G-38220 |
. | /IE | LUBE. EXXON OIL, ANDOK-C |
. | /IK | LUBE. KYOODOO OIL, MULTEMP PS S2 |
. | /L458 | KYODO YUSHI USDA H-1 (FOOD APPROVED) TEMP. RANGE -20°C TO +200°C |
. | /L596 | CHEVRON FM GREASE EP2 (FOOD APPROVED) TEMP. RANGE -20°C TO + 150°C |
. | /LP03 | NTN SOLID GREASE IS NOT FOOD QUALITY |
. | /LP06 | NTN SOLID GREASE , FOOD QUALITY , TEMP. RANGE -10°C TO +80°C (MAX. 100°C OUTER RING TEMP.) |
. | /OG | LUBE. (/XG) , NO GREASE FOR DOUBLE SEALED OR SHIELDED BEARING |
. | /XG | SPECIAL GREASE REQUIRED |
. | /ZG | ANY STANDARD GREASE, USUALLY 3A |
. | A | CAGE GUIDED BY IN);ER OR OUTER RING |
. | A | INTERNAL REDESIGN |
. | A | CONTACT ANGLE 30 CEGREES FOR ANGULAR CONTACT BEARING |
. | B | CAGE GUIDED BY ROJ LERS |
. | B | INTERNAL REDESIGN |
. | B | CONTACT ANGLE 40 CEGREES FOR ANGULAR CONTACT BEARING |
. | B3 | AFBMA GRADE ABEC-. |
. | B5 | AFBMA GRADE ABEC-.' OR RBEC-5 |
. | B5P | ABEC-5 FOR MICRO ; EARING |
. | B7 | AFBMA GRADE ABEC-' |
. | B7P | ABEC-7 FOR MICRO ; EARING |
. | B9 | AFBMA GRADE ABEC-! |
. | BSO | BRITISH STANDARD T LASS O |
. | C | SPHERICAL ROLLER . EARING WITH SYMMETRICAL ROLLERS |
. | C | HIGH CAPACITY DES. GN FOR RADIAL BALL BEARING |
. | C | INTERNAL REDESIGN |
. | C | CONTACT ANGLE 15 REGRESS FOR ANGULAR CONTACT BEARING |
. | C2 | RADIAL CLEARANCE ASS THAN NORRAAL |
. | C3 | RADIAL CLEARANCE REATER THAN NORMAL |
. | C4 | RADIAL CLEARANCE REATER THAN C3 |
. | C5 | RADIAL CLEARANCE REATER THAN C4 |
. | CA | CONTACT ANGLE 20 - EGREES FOR ANGULAR CONTACT BEARING |
. | CL | RADIAL CLEARANCE . ESS THAN C2 |
. | CM | SPECIAL RADIAL CL ARANCE FOR ELECTRIC MOTOR BEARING |
. | CS | SPECIAL RADIAL CL ARANCE, - IS MEAN VALUE IN 0.001 MM UNITS |
. | D | OIL HOLES IN RINC |
. | D2 | TWO BEARINGS, PARALLEL MOUNTING |
. | D3 | THREE BEARINGS, PARALLEL MOUNTING |
. | DB | DUPLEX PAIR, BAC.1 -CO-BACK MOUNTING |
. | DBF | THREE ANGULAR COI ACT BEARINGS -DB PAIR WITH THI) BEARING MOUNTED DF |
. | DBT | .THREE ANGULAR COI -ACT BEARINGS -DB PAIR WITH THI: BEARING IN TANDEM |
. | DF | DUPLEX PAIR, FACT TO-FACE MOUNTING |
. | DFT | THREE ANGULAR CO; 3CT BEARINGS -CONSISTING OF DF .AIR WITH .THIRA BEARING MOUNTED IN TANDEM |
. | DL | BEARING WITH OIL ROOVE AND HERE'S IN OUTER RING |
. | DO | BEARING WITHOUT 1 GROOVE ANR> HOLES IN OUTER RING |
. | DT | DUPLEX PAIR, TANR .RA MOUNTING |
. | DTT | THREE ANGULAR CO: .ICT BEARINGS F.OUNTED IN TANDEM |
. | E2 | SPECIAL RACE CUR- .TURES (I.R. 1.04, O.R. L.OS) |
. | E2 | CROWNED OUTER RA, WAY (CYLINDRICAL TAPERED ROLLER BEARING) |
. | E3 | CROWNED OUTER RACEWAY AND ROLLERS (CYLINDRICAL AND TAPERED ROLLER BEARING, |
. | E4 | CROWNED INNER RACEWAY (CYLINDRICAL AND TAPERED ROLLER BEARING) |
. | E5 | CROWNED INNER RACEWAY AND ROLLERS (CYLINDRICAL AND TAPERED ROLLER BEARING) |
. | E6 | CROWNED INNER AND OUTER RACEWAY |
. | E7 | CROWNED RACEWAY AND ROLLERS |
. | EL | CROWNED ROLLERS |
. | EL | SPECIAL RACE CUR RURES (I.R. 1.02, O.R. 1.05) - |
. | F | FELT SEAL ON ONE SIDE |
. | F2 | MACHINED STAINLESS STEEL CAGE |
. | F3 | MACHINED LEADED STEEL CAGE |
. | F4 | MACHINED DUCTILE IRON CAGE |
. | F5 | MACHINED CR - MO STEEL CAGE |
. | F6 | MACHINED NI - CR MO STEEL CAGE |
. | FF | FELT SEALS ON BOTH SIDES |
. | FL | MACHINED STEEL CAGES |
. | G | SINGLE BEARING FLUSH GROUND SIDE SURFACES . |
. | G | ONE PIECE CAGE W. H BROACHED POCKETS |
. | G1 | ONE PIECE BRASS CAGE WITH BROACHED POCKETS FOR ROLLER BEARING |
. | G2 | PIN TYPE CAGE FOR ROLLER BEARINGS |
. | GD2 GL | DUPLEX PAIR, FLUSH . GROUND SIDE SURFACES FOR DB, DF AND DT |
. | GDB | DB DUPLEX PAIR, FLUSH GROUND LIDE SURFACE |
. | GDF | DF DUPLEX PAIR, FLUSH GROUND SIDE SURFACE |
. | HM | POTENTIOMETER BEARING |
. | J | PRESSED STEEL CAGE (NO SUFFIX FOR STANDARD DESIGN) |
. | J2 | MACHINED STEEL CAGE WITH SAME DESIGN AS J |
. | JL | PRESSED STAINLESS STEEL CAGE |
. | JR | RIVETED CAGE WHERE STANDARD SIZE IS USUALLY SPOT WELDED |
. | JS | SPOT WELDED CAGE WHERE STANDARD SIZE IS USUALLY RIVETED |
. | K | BEARING WITH A 1 TO TAPERED BORE EX. K30 |
. | K | BEARING WITH A 1 TO 12 TAPERED BORE |
. | L | RUBBER SEAL (L TYPE) ON ONE SIDE |
. | L3 | MACHINED ALUMINUM BRASS CAGE |
. | L5 | MACHINED OIL-LESS BRONZE CAGE |
. | L6 | MACHINED-FORGED BRASS CAGE |
. | L7 | MACHINED IRON-SILICON BRONZE CAGE |
. | L8 | MACHINED BRASS BAR MATERIAL CAGE |
. | LBLU | ONE LB AND ONE LU SEALS |
. | LBZ | ONE LB SEAL AND ONE "Z" SHIELD |
. | LC | SEAL WITH GUARD PLATE AND RUBBER ON ONE SIDE |
. | LI | MACHINED BRASS CAGE |
. | LIB | LIGHT CONTACT RUBBER SEALS OH BOTH SIDES (BLACK) |
. | LL | TWO RUBBER SEALS (BLACK) |
. | LLC | MOLDED RUBBER SEAL WITH GUARD PLATES ON BOTH SIDES |
. | LLU | DOUBLE-LIP CONTACT RUBBER SEALS ON BOTH SIDES (RUST COLOR) |
. | LU | DOUBLE-LIP CONTACT RUBBER SEAL ON ONE SIDE |
. | LUA | POLYACRYLIC RUBBER SEAL ON ONE SIDE (BLUE COLOR) |
. | LUA1 | FLUOROCARBON RUBBER SEAL ON ONE SIDE (BROWN COLOR) |
. | LUA2 | SILICONE RUBBER SEAL ON ONE SIDE |
. | LUAX | TIGHT CONTACT, POLYACRYLIC RUBBER SEAL ON ONE SIDE |
. | LUX | TIGHT CONTACT DOUBLE-LIP RUBBER SEAL FOR FAN CLUTCH (GREEN) |
. | LUZ | ONE LU SEAL AND ONE Z SHIELD |
. | M2 | ZINC PLATED CAGE |
. | M3 | NITRO-OXIDE TREATED CAGE |
. | ML | PHOSPHATE TREATED CAGE |
. | N | SNAP-RING GROOVE ON OUTER RING, BUT WITHOUT SNAP RING |
. | NA | RADIAL CLEARANCE OF CYLINDRICAL . ROLLER BEARING WITH NON-INTERCHANGEABLE COMPONENTS |
. | NR | SNAP RING ON OUTER RING |
. | NRS | SNAP RING ON THE SAME SIDE AS THE Z SHIELD (FOR BALL BEARING) OR ON OPPOSITE-SIDE OF KF FLANGE (FOR ROLLER BEARING') |
. | NS | GROOVE ON SAME SIDE AS NRS BUT WITHOUT SNAP RING |
. | P4 | ISO GRADE CLASS 4, APPROX. ABEC-7 |
. | P5 | ISO GRADE CLASS 5, APPROX. ABEC-5 |
. | P6 | ISO GRADE CLASS 6, APPROX. ABEC-3 |
. | PB | PRESSED PHOSPHOR-BRONZE CAGE |
. | PM | MIL-B-17931C SPECIFICATION FOR U.S. NAVY |
. | PXN | SPECIAL TOLERANCE, EX. PX1 . PX2 |
. | S | NYLON SEAL ON ONE SIDE |
. | S2 | LOW TORQUE REQUIREMENT |
. | SS | NYLON SEALS ON BOTH SIDES |
. | T2 | NYLON OR TEFLON CAGE |
. | T3 | MACHINED RULON CAGE |
. | TL | MACHINED PHENOLIC CAGE |
. | U | 4 TOP DESIGN WITH THROUGH-HARDENED STEEL FOR ISO (MM) SERIES TAPERED ROLLER BEARING |
. | UA | NTN HEAVY DUTY SERIES, SPHERICAL ROLLER BEARING |
. | UP | ULTRA-SUPER TOLERANCE, OVER P4 |
. | V | WITHOUT CAGE (FULL ROLLER TYPE) |
. | VN | SPECIAL REQUIREMENT "V" INVOLVES ALL SUFFIXES EXCEPT TOLERANCE SEAL, SNAP RING AND TAPERED BORE, EX. VI, V2 |
. | W | SLOT OR KNOCK OUT HOLE ON RING |
. | WL | OIL HOLE GROOVE OR SLOT ON CAGE |
. | X | SNAP RING AND GROOVE CHANGED |
. | X | SEAL DESIGN CHANGED |
. | X | CAGE DESIGN CHANGED |
. | XN | CHAMFER CHANGED, EX. XI, X2 |
. | Y | PRESSED BRASS OR BRONZE CAGE |
. | Z | SHIELD ON ONE SIDE |
. | ZA | REMOVABLE SHIELD HELD WITH SNAP RING ON ONE SIDE |
. | ZL | STAINLESS STEEL SHIELD ON ONE SIDE |
. | ZS | Z SHIELD ON FILLING SLOT SIDE OF MAXIMUM TYPE BALL BEARING |
. | ZZ | TWO SHIELDS |
. | ZZ1 | STAINLESS STEEL SHIELDS ON BOTH SIDES |
. | ZZA | TWO REMOVABLE SHIELDS HELD WITH SNAP RINGS |
. | ZZA1 | TWO REMOVABLE STAINLESS STEEL SHIELDS |
. | ZZB | DOUBLE SHIELDS ON BOTH SIDES |
. | ZZC | SEALS OF PLATE AND RUBBER HALF CIRCLE EACH ON BOTH SIDES |
1C | . | CARBON STEEL OUTER RING |
2C | . | CARBON STEEL FOR INNER AND OUTER RINGS |
2E | . | CASE HARDENED STEEL FOR INNER AND OUTER RINGS (CARBURIZED) |
2F | . | STAINLESS STEEL INNER AND OUTER RINGS |
2H | . | HIGH TEMP, TOOL STEEL FOR INNER AND OUTER RINGS |
2M | . | PLATING ON INNER AND OUTER RINGS |
2N | . | SPECIAL MATERIAL FOR INNER AND OUTER RINGS |
3A | . | AS TREATMENT FOR INNER RING AND BALLS |
3C | . | CARBON STEEL FOR INNER RING AND ROLLERS |
3E | . | CASE HARDENED STEEL INNER RING AND ROLLERS |
3F | . | STAINLESS STEEL INNER RING AND BALLS |
3H | . | HIGH TEMPERATURE TOOL STEEL INNER RING AND BALLS |
3M | . | PLATING ON INNER RING AND BALLS |
3N | . | SPECIAL MATERIAL FOR INNER RING AND ROLLERS |
4C | . | CARBON STEEL OUTER RING AND ROLLERS |
4E | . | CASE HARDENED STEEL OUTER RING AND ROLLERS |
4F | . | STAINLESS STEEL OUTER RING AND BALLS |
4H | . | HIGH TEMP, TOOL STEEL OUTER RING AND ROLLERS |
4M | . | PLATING ON OUTER RING AND BALLS |
4N | . | SPECIAL MATERIAL FOR OUTER RING AND ROLLERS |
4T | . | NTN 4 TOP TAPERED ROLLER BEARING CASE HARDENED SPECIAL MATERIAL |
5C | . | CARBON STEEL ROLLERS |
5E | . | CASE HARDENED STEEL ROLLERS |
5F | . | STAINLESS STEEL BALLS |
5H | . | HIGH TEMPERATURE TOOL STEEL ROLLERS |
5M | . | PLATING ON BALLS |
5N | . | SPECIAL MATERIAL FOR ROLLERS |
6A | . | AS TREATMENT FOR INNER RING |
6C | . | CARBON STEEL INNER RING |
6E | . | CASE HARDENED STEEL INNER RING |
6F | . | STAINLESS STEEL INNER RING |
6H | . | HIGH TEMPERATURE TOOL STEEL INNER RING |
6M | . | PLATING ON INNER RING |
6N | . | SPECIAL MATERIAL FOR INNER RING |
7H | . | HIGH TEMPERATURE TOOL STEEL OUTER RING |
7M | . | PLATING ON OUTER RING |
7N | . | SPECIAL MATERIAL FOR OUTER RING |
8E | . | CASE HARDENED STEEL FOR LOOSE FLANGE |
A | . | AS TREATMENT FOR RINGS AND BALLS |
C | . | CARBON STEEL FOR RINGS AND ROLLERS |
E | . | CASE HARDENED STEEL FOR RINGS AND ROLLERS |
EC | . | EXPANSION COMPENSATING BEARING |
F | . | STAINLESS STEEL RINGS AND BALLS |
FN | . | DESIGN BASED ON FAFNIR-NTN LICENSE |
H | . | HIGH TEMPERATURE TOOL STEEL FOR RINGS AND BALLS |
IE | . | CASE HARDENED STEEL OUTER RING |
IF | . | STAINLESS STEEL OUTER RING |
K | . | HIGH FREQUENCY INDUCTION HARDENING |
KG | . | INDUCTION HARDENED CARBON STEEL (K2C-, K3C-, ETC.) |
M | . | PLATING ON RINGS AND BALLS |
N | . | SPECIAL MATERIAL |
SA | . | AS TREATMENT FOR BALLS |
T | . | ASA SERIES TAPERED ROLLER BRG. INTERCHANGEABLE DESIGN WITH U.S. STD. |
TK | . | HIGH SPEED TURBINE BEARING (DN 500,000) |
TS1 | . | HEAT STABILIZATION FOR 210°F (100°C TO 130°C) |
TS2 | . | HEAT STABILIZATION FOR 265°F TO 320°F (130°C TO 160°C) |
TS3 | . | HEAT STABILIZATION FOR 320°F TO 390°F (160°C TO 200°C) |
TS4 | . | HEAT STABILIZATION FOR 390°F TO 480°F (200°C TO 250°C) |
X | . | EXPERIMENTAL BEARING |