NSK bearing

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NSK bearing

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NSK bearing

NSK bearing part number system

NSK bearing part number system

EXAMPLE: 77206M1AC4ES41

77 - Two shields
206 - Basic number
M - Medium fit AFBMA class 0.
1 - ABEC-1 tolerance
AC4 - Andok C, 1/2 full
ES41 - Stabilized heat treatment

EXAMPLE: 6206 DDUYL3BT3ES17

6206 - Basic number. DDU - Two rubber contact seals
Y - Pressed brass retainer
L - Loose fit, AFBMA Class 3
3 - ABEC-3 tolerance
BT3 - Beacon 325, 3/8 full
ES17 - Special cleaning

Part number system

Prefix Suffix Definition
. +AH WITHDRAWAL OR REMOVAL SLEEVE.
. +H ADAPTER SLEEVE.
. +HJ STABILIZING RING/ CYLINDRICAL ROLLER BEARINGS.
. +K OUTER RING SPACER, TAPERED ROLLER BEARINGS.
. +KL INNER AND OUTER RING SPACER, TAPERED ROLLER BEARINGS.
. +L INNER RING SPACER, TAPERED ROLLER BEARINGS.
. -008 BORE SIZE, 1/2 INCH DIAMETER.
. -010 BORE SIZE, 5/8 INCH DIAMETER.
. -100 BORE SIZE, 1 INCH DIAMETER.
. -107 BORE SIZE, 1-7/16 INCH DIAMETER.
. -12 BORE SIZE, 3/4 INCH DIAMETER.
. -13M BORE SIZE, 13 MM DIAMETER.
. -14 BORE SIZE, 7/8 INCH DIAMETER.
. -625 BORE SIZE, 0.6250 INCH DIAMETER.
. -8 BORE SIZE, 1/2 INCH DIAMETER.
. 1 1/8 FULL.
. 2 1/4 FULL.
. 3 3/8 FULL.
. 4 1/2 FULL.
. 5 5/8 FULL.
. 6 3/4 FULL.
. 7 7/8 FULL.
. 8 100 PERCENT FULL
. 9 DIP.
. A INTERNAL REDESIGN.
. A 30 DEGREE CONTACT ANGLE, ANGULAR CONTACT BALL BEARINGS.
. AB ANDOK B.
. AC ANDOK C.
. AE AEROSHELL 15.
. AE3 ABEC-3 TOLERANCE.
. AE5 ABEC-5 TOLERANCE.
. AF AEROSHELL 17.
. AK ANDOK 260.
. AN ANDEROL L-423 OIL.
. AR AEROSHELL 5.
. AS AEROSHELL 7.
. AT AEROSHELL 16.
. AW AEROSHELL 22.
. AX AEROSHELL 6.
. B INTERNAL REDESIGN.
. B 40 DEGREE CONTACT ANGLE, ANGULAR CONTACT BALL BEARINGS.
. BS X8388A (BATCO) .
. BT BEACON 325.
. C INTERNAL REDESIGN.
. C 15 DEGREE CONTACT ANGLE, ANGULAR CONTACT BALL BEARINGS.
. C2 TIGHT FIT, AFBMA CLASS 2.
. C3 LOOSE FIT, AFEMA CLASS 3.
. C4 EXTRA LOOSE FIT, AFBMA CLASS 4.
. CA SPHERICAL ROLLER BEARING.
. CC STANDARD, NON-INTERCHANGEABLE FIT, CYLINDRICAL ROLLER BEARINGS.
. CC2 LESS THAN STANDARD NON-INTERCHANGEABLE FIT, CYLINDRICAL BEARINGS.
. CC4 GREATER THAN CC3 FIT, CYLINDRICAL ROLLER BEARINGS.
. CCS GREATER THAN CC FIT, CYLINDRICAL ROLLER BEARINGS.
. CD SPHERICAL ROLLER BEARING.
. CE ELECTRIC MOTOR QUALITY BEARING AND FIT.
. CH CHEVRON OHT.
. CHS WATER PUMP BEARING WITH SLINGER RING.
. CM ELECTRIC MOTOR QUALITY BEARING AND FIT.
. CT ELECTRIC MOTOR QUALITY BEARING AND FIT.
. D STEEP CONTACT ANGLE, TAPERED ROLLER BEARING.
. DA DOW CORNING DC99 - NO. 2.
. DB SUPERNAL GREASE NO. 72832.
. DB DOW CORNING FS3451 - NO. 2.
. DB DUPLEX PAIR, BACK-TO-BACK MOUNTING.
. DDU TWO RUBBER CONTACT SEALS.
. DE DC41.
. DF DC44.
. DH DOW CORNING 510.
. DH WATER PUMP BEARING, DULITED AND HANED PARTS.
. DP DUPLEX PAIR, FACE-TO-FACE MOUNTING.
. DS DC FS 1291.
. DT DC33.
. DT DUPLEX PAIR, TANDEM MOUNTING.
. DU SINGLE RUBBER CONTACT SEAL.
. DV DC FS 1292.
. E BEARING WITH SLOT OR KEYWAY.
. E100 SPECIAL BEARINGS (MIL-B-17931C) .
. E101 GREASE QUANTITY AND TEFLON SEAL ELEMENT, SPECIAL.
. E4 OUTER RING RELUBRICATION FEATURE, SPHERICAL BEARINGS.
. ES11 SPECIAL GREASE VOLUME.
. ES12 SPECIAL CARTON MARKING.
. ES13 SPECIAL CORNER RADIUS.
. ES15 SPECIAL END PLAY.
. ES16 SPECIAL PROCESSING.
. ES17 SPECIAL CLEANING.
. ES18 RADIAL PLAY LIMITS SPECIAL.
. ES19 SPECIAL CLEANING, LUBRICATION.
. ES20 RADIAL PLAY, GAGING LOADS, SPECIAL.
. ES21 HEAT STAB, FOR 325??F OPERATION.
. ES22 XT RADIAL PLAY, SPECIAL.
. ES24 (MIL-B-17931A) , AMENDMENT 2, LOW NOISE LEVEL.
. ES25 HIGH-SPEED TEST.
. ES26 DULITE PROCESSED.
. ES27 END PLAY AND TILT LIMITS, SPECIAL.
. ES28 DULITE PROCESSED.
. ES29 SPECIAL SHIELD MARKING.
. ES3 100 PERCENT SPEED TEST, LOW NOISE LEVEL.
. ES30 QUALITY AUDIT, SPECIAL.
. ES31 TORQUE LIMITS, SPECIAL.
. ES32 SPECIAL INSPECTION.
. ES33 LOW NOISE LEVEL.
. ES34 ULTRASONIC CLEANING.
. ES35 FLUSHNESS TOLERANCE SPECIAL.
. ES36 SPECIAL IDENTIFICATION.
. ES37 DULITE SHIELD.
. ES38 SPECIAL END PLAY.
. ES39 ELECTRONIC NOISE TESTING.
. ES40 HEAT STABILIZED, SPECIAL.
. ES41 STABILIZATION FOR 375 DEG F OPERATION.
. ES42 "HS 2" MARKING ON OUTER.
. ES43 GREASE CONTROL, SPECIAL.
. ES44 REDUCED INSPECTION LIMITS.
. ES45 LAPPED INNER FACE.
. ES46 OVERSIZE O.D. ' S.
. ES47 SPECIAL FOR RAILROAD APPLICATION.
. ES48 SPECIAL O.D. TOLERANCE.
. ES49 SHIELD IDENTIFICATION, SPECIAL.
. ES50 REWORK IDENTIFICATION.
. ES51 SPECIAL TOLERANCES.
. ES52 SOLVENT CLEAN PARTS , SPECIAL .
. ES53 SPECIAL PROCESSING.
. ES54 SPECIAL FOR RAILROAD APPLICATIONS.
. ES55 SPECIAL 77R6. /
. ES56 RADIAL LOOSENESS CHECK ,_ SPECIAL .
. ES57 SPECIAL O.D. CORNER.
. ES58 HIGH POINT MARKING ON INNER RING.
. ES59 O.D. CODING.
. ES6 CERTIFIED QUALITY CONTROL.
. ES60 SPECIAL GREASING.
. ES61 ES-41 AND SPECIAL GREASING.
. ES62 SHIELD OR SEAL ASSEMBLY, SPECIAL.
. ES63 SPECIAL 7038.
. ES65 SPECIAL MARKING INSTRUCTIONS.
. ES66 SPECIAL IDENTIFICATION.
. ES67 SPECIAL GREASE AND QUANTITY.
. ES68 SPECIAL GREASE QUANTITY.
. ES7 SPECIAL PROCESS, SPECIAL CARTON MARKING.
. ES70 SPECIAL MARKING.
. ES71 SPECIAL WIDTH TOLERANCE.
. ES72 SPECIAL LUBRICATION.
. ES73 SPECIAL PROCESSING.
. ES74 SPECIAL RING MARKING.
. ES75 BEARINGS SERIAL NUMBERED.
. ES82 RELUBE TYPE SHIELDS.
. ES83 ELECTRO-GALVANIZING .
. ES84 SPEC, INTERNAL CLEARANCE AND SPECIAL GREASE QUANTITY.
. ES85 SPECIAL GREASE QUANTITY.
. ES9 (MIL-B-17931A) , AMENDMENT 1, LOW NOISE LEVEL.
. ESI HAND SPIN TEST, LOW TORQUE.
. ESS SHIELD CLEARANCE 0.003 INCH, SPEC, TOLERANCE.
. ESS LOW NOISE LEVEL.
. F SINGLE SHIELD, DOUBLE-ROW BALL BEARINGS.
. FF TWO SHIELDS, DOUBLE-ROW BALL BEARINGS.
. FM FISKE LUBRIPLATE - MULTI-LUBE A.
. FT FISKE LUBRIPLATE 210.
. G SNAP RING ON BEARING.
. GNR SNAP RING GROOVE ON BEARING, NO SNAP RING.
. GS SNAP RING ON SAME SIDE OF BEARING AS SHIELD.
. HP HUMBLE OIL UNIVIS P38.
. HX HUMBLE OIL UNIREX NO. 2.
. J PRESSED STEEL RETAINER, TWO PIECE RIBBON TYPE.
. K TAPERED BORE BEARING 1:12.
. K30 TAPERED BORE BEARING 1:30.
. KH KEYSTONE 89H.
. KY DUPONT, KRYTOX 240AC.
. LU LUBRIKO M24.
. M MACHINED BRONZE RETAINER.
. M MEDIUM FIT, AFBMA CLASS 0.
. MT MOBIL-TEMP £1 SOCONY VACUUM.
. N SNAP RING GROOVE IN OUTER RING.
. NF NON-FLUID OIL CP. F924.
. NG NON-FLUID OIL CO. G-60.
. NR NOX - RUST 509.
. NR SNAP RING IN OUTER RING.
. NS NON-FLUID OIL CO. S-59.
. NW NON-FLUID OIL CO. W-56.
. OS2 WATER PUMP BEARING, SHAFT 0.002 INCH OVERSIZE.
. OS3 WATER PUMP BEARING, SHAFT 0.003 INCH OVERSIZE.
. PE PETROLATUM
. RR O.D. RIDING TRASH GUARD RUBBER CONTACT SEALS.
. RS FACE RIDING RUBBER CONTACT SALES.
. RY RYKON 12.
. SA SHELL ALVANIA $2
. SB SHELL XSG6409.
. SC SHELL CYPRINA £3.
. SD SHELL DARINA J2.
. SE SHELL DARINA EP.
. SF SHELL DARINA FL.
. SG STANDARD GREASE CODE.
. SL SHELL ALVANIA 13.
. SO STANOIL 15.
. SP SHELL ALVANIA $2 EP.
. SW SOUTHWEST GREASE AND OIL CO., CODE 5682.
. SX SHELL DARINA AX.
. T FACE RIDING TRASH GUARD RUBBER CONTACT SEAL.
. T TIGHT FIT, AFBMA CLASS 2.
. TB TEXACO PREMIUM BRB.
. TC TEXAS CAPELLA B.
. TE TEXAS EP 2324 HI-TEMP.
. TH TEXAS 1999 HI-TEMP.
. TL ASHLAND OIL TECTYL 900.
. TM TEMPLUBE 124.
. TR TEXAS REGAL STARFAK AFB-2 .
. TT TWO FACE RIDING TRASH GUARD RUBBER CONTACT SEALS.
. TU TEXAS 1996 UNI-TEMP 500.
. TX TEXAS 1692.
. UC SUPERMIL GREASE NO. 31052.
. UF ASU 40.
. UN UNOBA JL UNION OIL.
. US ASU 06752 (AMERICAN OIL) .
. UT ASU 100.
. V LABYRINTH RUBBER SEAL .
. VA CHEVRON BRB2
. VS CHEVRON SRI
. W TWO LABYRINTH RUBBER SEALS.
. W PRESSED STEEL RETAINER, ONE PIECE TYPE.
. WN WINDSOR L245X
. X REDESIGNED BOUNDARY DIMENSION OF LESS THAN + 1 MM.
. XL EXTRA LOOSE FIT, AFBMA CLASS 3.
. XT EXTRA TIGHT FIT, LESS THAN AFBMA CLASS 2.
. Y PRESSED BRASS RETAINER, TWO PIECE, RIBBON TYPE.
. Z SINGLE SHIELD.
. ZZ GREASE SPE CIS PART OF ES NUMBER.
. ZZ TWO SHIELDS.
7 . SINGLE SHIELD.
77 . TWO SHIELDS.
8 . FELT SEAL.
87 . ONE FELT SEAL, ONE SHIELD.
88 . TWO FELT SEALS.
89 . ONE FELT SEAL, ONE TEFLON SEAL.
9 . TEFLON SEALS.
99 . TWO TEFLON SEALS.
H . HEAVY SERIES CUP OR CONE, TAPERED ROLLER BEARINGS.
HH . EXTRA HEAVY SERIES CUP OR CONE, TAPERED ROLLER BEARINGS.
HM . MEDIUM-HEAVY SERIES CUP OR, CONE , TAPERED ROLLER BEARINGS.
L . LIGHT SERIES CUP OR CONE, TAPERED ROLLER BEARINGS.
LL . EXTRA LIGHT SERIES CUP OR CONE, TAPERED ROLLER BEARINGS.
LM . MEDIUM-LIGHT SERIES CUP OR CONE, TAPERED ROLLER BEARINGS.
M . MAX-TYPE, FILLING SLOT BALL BEARINGS.
M . MEDIUM SERIES CUP OR CONE, TAPERED ROLLER BEARINGS.
MS . SHIELD AND LOADING SLOT ON SAME SIDE, BALL BEARINGS.
N . CYLINDRICAL BEARING, DOUBLE FLANGED INNER, OPEN OUTER.
NF . CYLINDRICAL BEARING, DOUBLE FLANGED INNER, SINGLE FLANGED OUTER.
NH . CYLINDRICAL BEARING, TWO-PIECE INNER, DOUBLE FLANGED OUTER.
NJ . CYLINDRICAL BEARING, SINGLE, FLANGED INNER, DOUBLE FLANGED OUTER.
NN . CYLINDRICAL BEARING, DOUBLE-ROW, FLANGED INNER, OPEN OUTER.
NU . CYLINDRICAL BEARING, OPEN INNER, DOUBLE FLANGED OUTER.
R . INCH DIMENSION SERIES BALL BEARINGS.
RA . POWER TRANSMISSION BALL BEARINGS, PRELUBRICATED.
RAG . POWER TRANSMISSION BALL BEARINGS, RELUBRICATEABLE.
S . CARTRIDGE BEARING SERIES.
SB . POWER TRANSMISSION BEARING, WIDE INNER, PRELUBRICATED.
SBG . POWER TRANSMISSION BEARING, WIDE INNER, RELUBRICATEABLE.
SE . ECCENTRIC LOCKING COLLAR FOR POWER TRANSMISSION.
SF . FOUR-BOLT FLANGE UNIT, STANDARD, RELUBRICATEABLE.
SFC . FOUR-BOLT FLANGE UNIT, RA UNIT, PRELUBRICATED.
SFT . TWO-BOLT FLANGE, UNIT, STANDARD, RELUBRICATEABLE.
SFTC . TWO-BOLT FLANGE UNIT, RA UNIT, PRELUBRICATED.
SP . STANDARD HEIGHT PILLOW BLOCK, RELUBRICATEABLE.
SPC . STANDARD HEIGHT PILLOW BLOCK, RA UNIT, PRELUBRICATED.
SPEC . REVISED HEIGHT PILLOW BLOCK, RA UNIT, PRELUBRICATED.
SPH . REVISED HEIGHT PILLOW BLOCK, RELUBRICATEABLE.
STU . TAKE-UP UNIT BLOCK, RELUBRICATEABLE.
STUC . TAKE-UP UNIT BLOCK, RA UNIT, PRELUBRICATED.
WC . FELT SEAL SERIES BEARINGS, WIDE OUTER RING.
X . SPECIAL BEARING SERIES.


 

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