| Prefix |
Suffix |
Definition |
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EXAMPLE: CN-07237 |
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A |
CONE DIFFERENT BORE FROM STANDARD BASIC PART NUMBER. EXAMPLES: 495A VS 495 (NON-INTERCHANGEABLE) 567A VS 567 (NON-INTERCHANGEABLE) |
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A |
CONE DIFFERENT RADIUS FROM STANDARD BASIC PART NUMBER. EXAMPLES: 350A VS 350 (350 HAS LARGER RADIUS) 464A VS 464 (464 HAS LARGER RADIUS) |
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A |
CUP DIFFERENT O.D. FROM STANDARD BASIC PART NUMBER. EXAMPLE: 493A VS 493 (NON-INTERCHANGEABLE) |
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A |
CUP DIFERENT RADIUS FROM STANDARD BASIC PART NUMBER. EXAMPLE: 452A VS 452 (452A HAS LARGER RADIUS) |
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A |
CUP DIFFERENT LENGTH FROM STANDARD BASIC PART NUMBER. EXAMPLE: 394A VS 394 (NON-INTERCHANGEABLE) |
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AA |
CONE AND CUP DIFFERENT BORE OR O.D., OR LENGTH AND RADIUS FROM STANDARD BASIC PART NUMBER. EXAMPLE: 495AA VS 495A OR 495 |
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AB |
CUP FLANGED CUP (NON-INTERCHANGEABLE WITH STANDARD BASIC PART NUMBER) . EXAMPLE: 572AB VS 572 |
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AC |
DIFFERENT CUP WIDTH OR RADIUS FROM BASIC PART NUMBER. |
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AC |
CUP DIFFERENT O.D. OR LENGTH AND RADIUS FROM STANDARD BASIC PART NUMBER) . EXAMPLE: 453AC VS 453 (NON-INTERCHANGEABLE) |
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AD |
CUP DOUBLE CUP (NON-INTERCHANGEABLE WITH STANDARD BASIC PART NUMBER) . EXAMPLE: 592AD VS 592 (592 IS SINGLE CUP) |
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ADW |
DOUBLE CONE PILOTS AND SLOTS EACH END, HOLES IN LARGE RIB. |
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AH |
ASSEMBLED WITH SPECIAL CAGE, ROLLERS AND/OR INTERNAL GEOMETRY. |
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AS |
DIFFERENT BORE, OD, WIDTH OR RADIUS FROM BASIC PART NUMBER. |
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AS |
CONE AND CUP DIFFERENT BORE OR O.D. OR LENGTH AND RADIUS FROM STANDARD BASIC PART NUMBER. EXAMPLES: 372AS VS 372 (NON-INTERCHANGEABLE) 385AS VS 385 (NON-INTERCHANGEABLE) |
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AV |
MADE OF SPECIAL STEEL. |
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AW |
KEYWAY OR SLOTTED CONE RACE OR OUTER RACE. |
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AW |
CONE AND CUP KEYWAY OR SLOTTED CONE OR CUP. EXAMPLE: 389AW VS 389A (NON-INTERCHANGEABLE) |
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AX |
DIFFERENT BORE, OD, WIDTH, OR RADIUS FROM BASIC PART NUMBER. |
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AX |
CONE AND CUP DIFFERENT BORE OR O.D. OR LENGTH AND RADIUS FROM STANDARD BASIC PART NUMBER. EXAMPLES: 453AX VS 453 (NON-INTERCHANGEABLE) 495AX VS 495 (NON-INTERCHANGEABLE) |
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AXD |
ISO OUTER RACE - DOUBLE OUTER RACE WITHOUT OIL HOLES OR GROOVE. |
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B |
CUP FLANGED CUP (NON-INTERCHANGEABLE WITH STANDARD BASIC PART NUMBER) EXAMPLE: 572B VS 572 |
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B |
CONE CONE USING BRASS CAGE. |
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BS |
CUP FLANGED CUP (NON-INTERCHANGEABLE WITH STANDARD BASIC PART NUMBER) . EXAMPLE: 332BS VS 332 |
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BW |
CUP FLANGED CUP WITH SLOT (NON-INTERCHANGABLE WITH STANDARD BASIC PART NUMBER) . EXAMPLE: 432BW VS 432 |
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C |
CUP DIMENSIONALLY DIFFERENT FROM BASIC PART NUMBER (NON-INTERCHANGEABLE). |
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C |
SINGLE CONE RACE, ENVELOPE DIMENSION SAME AS BASIC PART NUMBER. |
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CA |
DIFFERENT INTERNAL GEOMETRY. |
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CD |
DOUBLE CUP WITH OIL HOLES AND GROOVE. ONE HOLE COUNTER-BORED FOR LOCKING PIN. |
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CP |
CONE AND CUP FLASH CHROME PLATED. OTHERWISE, INTERCHANGEABLE WITH STANDARD BASIC PART NUMBER. EXAMPLES: 18200CP (SUFFIX ELECTRIC PENCIL ETCHED) 18337CP (SUFFIX ELECTRIC PENCIL ETCHED) |
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CR |
CONE AND CUP RIB CUP BEARING SERIES. |
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CX |
DIMENSIONALLY DIFFERENT FROM BASIC PART NUMBER (NON-INTERCHANGEABLE). |
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D |
CONE AND CUP DOUBLE CONE OR DOUBLE CUP (NON-INTERCHANGEABLE WITH STANDARD BASIC PART NUMBER) . EXAMPLES: 581D VS 581 (581 IS SINGLE CONE) 572D VS 572 (572 IS SINGLE CONE) |
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DA |
CONE DOUBLE CONE (NON-INTERCHANGEABLE WITH CONES HAVING SAME BASIC PART NUMBER) . EXAMPLE: 378DA VS 378DE |
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DA |
CUP SPHERICAL O.D. DOUBLE CUP (NON-INTERCHANGEABLE WITH STANDARD BASIC PART NUMBER OR OTHER DOUBLE CUPS HAVING SAME BASIC NUMBERS) . EXAMPLES: 472D VS 472DD |
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DB |
CUP DOUBLE CUP WITH FLANGE (NON-INTERCHANGEABLE WITH STANDARD BASIC PART NUMBER OR OTHER DOUBLE CUPS HAVING SAME BASIC NUMBERS) . EXAMPLE: 09195DB VS 09195 |
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DC |
CUP DOUBLE CUP WITH HOLE FOR LOCKING PIN. |
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DD |
CONE AND CUP SPECIAL LONG DOUBLE CONE OR CUP (NON-INTERCHANGEABLE WITH STANDARD BASIC PART NUMBER OR OTHER DOUBLE PARTS HAVING SAME BASIC NUMBERS) . EXAMPLE: 563DD |
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DE |
DOUBLE CONE OR DOUBLE CUP HAVING DIFFERENT DIMENSIONS OR OTHER CHARACTERISTICS FROM SINGLE AND DOUBLE PARTS IDENTIFIED WITH THE SAME BASIC PART NUMBER. |
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DGW |
CONE DOUBLE CONE WITH PRESSURE REMOVAL GROOVE IN BORE, AND HAVING FACE SLOTS. |
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DH |
DOUBLE CONE RACE WITH SPECIAL CAGE, ROLLERS AND/OR INTERNAL GEOMETRY. |
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DP |
CONE DOUBLE CONE WITH PULLER GROOVE. |
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DR |
CUP DOUBLE CUP FOR RIB CUP SERIES (NON-INTERCHANGEABLE WITH SINGLE AND DOUBLE CUPS IDENTIFIED WITH SAME BASIC NUMBER) . |
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DS |
CUP CROWNED O.D. DOUBLE CUP (NON-INTERCHANGEABLE WITH OTHER CUPS HAVING SAME BASIC PART NUMBERS) . EXAMPLE: 95927DS VS 95927D |
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DT |
CUP TAPERED O.D. DOUBLE CUP (NON-INTERCHANGEABLE WITH OTHER CUPS HAVING SAME BASIC PART NUMBERS) . EXAMPLE: 473DT |
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DV |
DOUBLE CONE OR DOUBLE CUP RACE MADE OF SPECIAL STEEL. |
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DW |
CONE AND CUP DOUBLE CONE OR DOUBLE CUP WITH KEYWAY OR SLOT (NON-INTERCHANGEABLE WITH CONES OR CUPS IDENTIFIED WITH SAME 'BASIC PART NUMBERS) . EXAMPLES: 378DW VS 378DA 128170DW VS 128170DA |
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DX |
CUP ADAPTOR FOR SPHERICAL OR STRAIGHT O.D. CUP. EXAMPLE: 128196DX (ADAPTOR FOR 128170DA CUP) |
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DX |
CUP THREADED O.D. DOUBLE CUP (NON-INTERCHANGEABLE WITH CUPS IDENTIFIED WITH SAME BASIC PART NUMBERS) . |
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E |
CONE AND CUP CONES OR CUPS HAVING SPECIAL CHARACTERISTICS DIFFERING FROM AND NON-INTERCHANGEABLE WITH OTHER CONES OR CUPS IDENTIFIED WITH THE SAME BASIC PART NUMBERS . EXAMPLES: 6E (EXTRA LARGE O.D.) 742E (ROTARY GROUND FRONT FACE) |
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ED |
CUP DOUBLE CUP (NON- INTERCHANGEABLE WITH OTHER CUPS IDENTIFIED WITH SAME BASIC PART NUMBERS) . EXAMPLE: 384ED VS 384AD |
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F |
CONE ASSEMBLED WITH POLYMER CAGE. |
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G |
CONE RETAINER GROOVE IN BORE. |
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H |
CONE ASSEMBLED WITH SPECIAL CAGE, ROLLERS AND/OR INTERNAL GEOMERY. |
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HR |
SPECIAL CUP USED ON 'HYDRA-RIB' BEARING. |
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K |
CONE AND CUP FACTORY IDENTIFICATION ONLY. NOT PART OF NUMBER AND UNRELATED TO PHYSICAL DIMENSIONS. (INTERCHANGEABLE WITH OTHER CONES AND CUPS HAVING SAME BASIC PART NUMBERS) . |
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L |
CONE CONE ASSEMBLED WITH DUO-FACED SEALS. |
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MM |
CONE AND CUP FACTORY IDENTIFICATION ONLY. NOT PART OF NUMBER AND UNRELATED TO PHYSICAL DIMENSIONS (INTERCHANGEABLE WITH OTHER CONES AND CUPS HAVING SAME BASIC PART NUMBERS) . |
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NA |
CUP SUFFIX ELECTRIC PENCIL ETCHED ON DOUBLE CUPS MATED WITH TWO "NA" TYPE SINGLE CONES TO FORM DOUBLE ROW NON-ADJUSTABLE BEARINGS. |
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NC |
CUP CUSHIONED CUP (USUALLY NEOPRENE) . |
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NR |
CONE "NA" TYPE RIBLESS CONE FOR RIB CUP SERIES. |
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NW |
CONE "NA" TYPE CONE WITH SLOTTED FRONT FACE. |
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NX |
CONE LAPPED FRONT FACE |
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P |
CONE PULLER GROOVE. |
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R |
CONE AND CUP BOCK TYPE BEARING . EXAMPLES: 6358-R AND 6552-R |
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RB |
CUP SNAP RING ON O.D. EXAMPLES: 3822-RB, 15523-RB |
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S |
CONE AND CUP SPECIAL FEATURE BEARING. NOT INTERCHANGEABLE WITH BEARINGS HAVING SAME BASIC PART NUMBERS. |
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SA |
CONE AND CUP SPECIAL FEATURE BEARING. NOT INTERCHANGEABLE WITH BEARINGS HAVING SAME BASIC PART NUMBERS. |
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SB |
CONE CONE WITH BRASS CAGE. |
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SB |
CUP FLANGED CUP. |
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SC |
CONE CONE WITH SQUARE BORE. |
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SD |
CONE AND CUP DOUBLE CONE WITH SQUARE BORE OR DOUBLE CUP. |
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SH |
SPECIAL FEATURE BERING, WITH SPECIAL CAGE, ROLLERS AND/OR INTERNAL GEOMETRY (NON-INTERCHANGEABLE WITH BEARINGS HAVING SAME BASIC PART NUMBERS). |
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SW |
CONE AND CUP SLOT OR KEYWAY. NOT INTERCHANGEABLE WITH BEARINGS HAVING SAME BASIC PART NUMBERS. |
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T |
CONE TAPERED BORE. |
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T |
CUP TAPERED O.D. |
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TA |
CONE TAPERED BORE "NA" TYPE CONE. |
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TA |
CUP TAPERED O.D. |
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TB |
CONE TAPERED BORE CONE WITH BRASS CAGE. |
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TD |
CONE TAPERED BORE DOUBLE CONE. |
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TDE |
DOUBLE CONE WITH TAPERED BORE AND EXTENDED RIB. |
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TDH |
DOUBLE CONE WITH TAPERED BORE, SPECIAL CAGE, ROLLERS, OR INTERNAL GEOMETRY. |
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TDL |
CONE TAPERED BORE, DOUBLE CONE, WITH INTERLOCK FEATURE. |
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TDV |
DOUBLE CONE WITH TAPERED BORE. MADE OF SPECIAL STEEL. |
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TE |
CONE TAPERED BORE CONE WITH EXTENDED RIB. |
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TEV |
SINGLE CONE, TAPERED BORE, EXTENDED LARGE RIB. MADE OF SPECIAL STEEL. |
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TL |
CONE TAPERED BORE WITH INTERLOCK FEATURE. |
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TLE |
CONE TAPERED BORE WITH INTERLOCK FEATURE AND EXTENDED WIDTH. |
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TP |
CONE TAPERED BORE CONE WITH PULLER GROOVE. |
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TW |
CONE AND CUP TAPERED CONE BORE OR CUP O.D. WITH SLOTS OR KEYS. |
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U |
CONE OR CUP - BASIC SERIES PART NUMBER, UNITIZED, SELF-CONTAINED. |
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V |
CONE AND CUP OBSOLETE TYPE BEARING DESIGN. NOT PART OF NUMBER AND NO RELATION TO PHYSICAL DIMENSIONS. |
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V7E |
CONE AND CUP EXTENDED KEYWAY CONE OR CUP. |
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W |
CONE AND CUP SLOT OR KEYWAY. |
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W |
CONE TYPE 12 SLOT. |
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WA |
CONE TYPE SI SLOT. |
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WB |
CONE TYPE 13 SLOT. |
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WC |
CONE WITH SLOTS OR KEYWAYS. |
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WD |
CONE SPECIAL TYPE SLOT. |
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WE |
CONE TYPE #4 SLOT. |
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WS |
CONE OR CUP - SLOTS OR KEYWAYS. |
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X |
CONE SLOT OR KEYWAY. |
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X |
CONE AND CUP SPECIAL FEATURE BEARING. NOT INTERCHANGEABLE WITH BEARINGS HAVING SAME BASIC PART NUMBERS. EXAMPLES: 350X - SMALLER BORE 496X - LARGER BORE 525X - DIFFERENT RADIUS |
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XD |
DOUBLE CUP, NO OIL HOLES OR GROOVE. |
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XP |
SPECIAL CONE STEEL AND PROCESS. |
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XW |
CONE SLOTTED. |
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XX |
SINGLE CONE OR SINGLE CUP MADE OF SPECIAL STEEL. |
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YD |
DOUBLE CUP WITH OIL HOLES, NO GROOVE. |
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Z |
CUP OR CONE CLOSE STAND PART. |
| A |
. |
CONE AND CUP STANDARD BASIC SERIES PART NUMBER EXAMPLES: A2031 CONE, A2126 CUP |
| CN |
C |
CUP DIMENSIONALLY DIFFERENT FROM STANDARD BASIC PART NUMBER. (NON- INTERCHANGEABLE) . EXAMPLE: 534C VS 534 CUP NEOPRENE CUSHIONED CUP. |
| EE |
. |
CONE DOUBLE RIB - CLOSE GUIDED ROLLERS (NON-INTERCHANGEABLE WITH OTHER CONES IDENTIFIED WITH SAME BASIC PART NUMBERS) . EXAMPLE: EE141250D VS 14125OD |
| EH |
. |
CONE AND CUP EXTRA HEAVY SERIES. |
| EL |
. |
CONE AND CUP EXTRA LIGHT SERIES. |
| EX |
. |
CONE AND CUP EXPERIMENTAL . |
| F |
. |
CONE AND CUP FACTORY IDENTIFICATION ONLY. NOT PART OF NUMBER AND AND UNRELATED TO PHYSICAL DIMENSIONS (INTERCHANGEABLE WITH OTHER CONES AND CUPS HAVING SAME BASIC PART NUMBERS) . |
| H |
. |
CONE AND CUP HEAVY SERIES (NON-INTERCHANGEABLE WITH OTHER CONES AND CUPS IDENTIFIED WITH SAME BASIC PART NUMBERS) . EXAMPLES: H242649 H242610 |
| HH |
. |
CONE AND CUP HEAVY-HEAVY SERIES (NON-INTERCHANGEABLE WITH OTHER CONES AND CUPS IDENTIFIED WITH SAME BASIC PART NUMBERS) . EXAMPLES: HH926749 VS HM926749 HH926710 VS HM926710 |
| HM |
. |
CONE AND CUP HEAVY-MEDIUM SERIES (NON-INTERCHANGEABLE WITH OTHER CONES AND CUPS IDENTIFIED WITH SAME BASIC PART NUMBERS) . EXAMPLES: HM926749 VS HH926749 HM926710 VS HH926710 |
| J |
. |
CONE AND CUP STANDARD BASIC SERIES PART NUMBER, METRIC CONE BORE AND CUP O.D. EXAMPLES: JLM104948 VS JLM104910 CUP JH307749 CONE VS JH307710 CUP |
| L |
. |
CONE AND CUP LIGHT SERIES. (NON-INTERCHANGEABLE WITH OTHER CONES AND CUPS IDENTIFIED WITH SAME BASIC PART NUMBERS. |
| LL |
. |
CONE AND CUP LIGHT-LIGHT SERIES. |
| LM |
. |
CONE AND CUP LIGHT-MEDIUM SERIES. |
| M |
. |
CONE AND CUP MEDIUM SERIES. |
| N |
. |
CONE BOCK OR GILLIAM TYPE BEARINGS. |
| NA |
NA |
CONE TWO CONES MATED WITH DOUBLE CUP TO FORM DOUBLE ROW NON-ADJUSTABLE BEARING. (NON-INTERCHANGEABLE WITH OTHER CONES HAVING SAME BASIC PART NUMBERS WHICH MAY VARY IN BORE, O.D. LENGTH DIMENSIONS. |
| R |
. |
CONE AND CUP GILLIAM REPLACEMENT SERIES. (NON-INTERCHANGEABLE WITH OTHER CONES AND CUPS IDENTIFIED WITH SAME BASIC NUMBER) . |
| RC |
. |
CONE AND CUP SPECIAL RIBBED CUP BEARING. |
| SX |
. |
SPECIAL EXPERIMENTAL. |
| T |
. |
CONE THRUST BEARING ASSEMBLIES. EXAMPLES: T-76 , T-176, T-811 |
| TC |
. |
CONE THRUST BEARING ASSEMBLE. EXAMPLE: TC-702 |
| U |
. |
CONE AND CUP STANDARD BASIC SERIES PART NUMBER, UNITIZED SELF-CONTAINED BEARING. EXAMPLE: U399 CONE, U360L CUP |
| XC |
. |
CONE AND CUP LIMITED PRODUCTION BEARINGS TO WHICH STANDARD SERIES PART NUMBERS HAVE NOT BEEN ASSIGNED. |
Bearing >Bearing Numbers > TIMKEN BEARINGs
