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How to read BCA bearing numbers:
EXAMPLE: N209GS
N = Narrow outer race
209 = Basic bearing number
GS = Composition seal on one side Shield on opposite side
EXAMPLE: CT66A
Clutch throw out-thrust type Basic bearing number Single row, 25 degree angular contact
Part number system
| Prefix | Suffix | Definition | | . | 01 | GREASE NOT SPECIFIED OR NOT APPLICABLE | | . | 02 | ANDOK B | | . | 03 | ANDOK C | | . | 04 | ANDOK 260 | | . | 05 | LUBRIKO M24 | | . | 06 | CHEVRON OHT | | . | 07 | MOBILPLEX EP-2 | | . | 09 | ALVANIA J3 | | . | 1 | STANDARD FIT | | . | 10 | DARINA AX | | . | 11 | DARINA EP-2 | | . | 12 | TEXACO HT 1999 | | . | 13 | BEACON 325 | | . | 14 | AEROSHELL 7A | | . | 15 | AEROSHELL 16 | | . | 16 | DC44 | | . | 17 | CYPRINA 13 | | . | 18 | ALVANIA EP-2 | | . | 19 | SUPER MIL ASU M40 (STANDARD | | . | 2 | TIGHT FIT | | . | 20 | RYKON J2 | | . | 21 | AEROSHELL T5 | | . | 22 | CHEVRON BRB-2 | | . | 23 | SPECIAL BCA MIX (MT. HOPE) | | . | 24 | UNITEMP 500 | | . | 25 | DC55 | | . | 26 | SR1-2 | | . | 3 | LOOSE FIT NOTE: THRUST BEARINGS - METRIC AND INCH SERIES, TA METRIC SERIES - MEDIUM, TB INCH SERIES - LIGHT, TB INCH SERIES - MEDIUM, SAME AS AFBMA STANDARDS , BEARING, IDENTIFICATION CODE | | . | A | SINGLE-ROW, 25 DEGREE ANGULAR CONTACT | | . | CC | DOUBLE RUBBING SEAL | | . | E | EXTENDED INNER RING | | . | EA | SINGLE-ROW, OFF-SET, 25 DEGREE ANGLE AT CONTACT | | . | EN | SINGLE-ROW, OFF-SET, 15 DEGREE ANGLE OF CONTACT | | . | ET | SINGLE-ROW, OFF-SET, 30 DEGREE ANGLE OF CONTACT | | . | F | FELT SEAL, SINGLE | | . | FB | RETAINER FITTED WITH POROUS BRONZE BUSHING AROUND EACH BALL AND FELT SEGMENTS BETWEEN BUSHINGS , PRE-LUBRICATED TYPE | | . | FF | DOUBLE FELT SEAL | | . | G | COMPOSITION SEAL, SINGLE | | . | GG | DOUBLE COMPOSITION SEAL | | . | GS | SEAL AND SHIELD | | . | L | SNAP RING | | . | N | SINGLE-ROW, 15 DEGREE ANGLE OF CONTACT | | . | OS | ALVANIA T2 | | . | PF | RETAINER EQUIPPED WITH FELT SEGMENTS, PRE-LUBRICATED TYPE | | . | PG | PLAIN RETAINER, PRE-LUBRICATED TYPE | | . | S | SINGLE SHIELD | | . | SL | SHIELD, AND SNAP RING | | . | SS | DOUBLE SHIELD | | . | SSL | DOUBLE SHIELD AND SNAP RING | | . | T | SINGLE-ROW, 30 DEGREE ANGLE OF CONTACT | | . | W | WIDE INNER RING EXTENDED TO ONE SIDE | | . | WL | WIDE INNER RING WITH LABYRINTH SEAL | | BIW | . | SINGLE-ROW, RADIAL, CONRAD, WIDE INNER RING, ECCENTRIC SELF-LOCKING COLLAR | | BNW | . | SINGLE-ROW, RADIAL, CONRAD, EXTERNAL SELF-ALIGNING, WIDE INNER RING. ECCENTRIC LOCKING COLLAR | | CT | . | CLUTCH THROWOUT, THRUST TYPE | | CTB | . | CT BEARING WITH PLAIN BAND HOUSING | | CTD | . | CT BEARING, WITH A DOUBLE DIAMETER HOUSING | | CTE | . | CT BEARING, WITH HOUSING HAVING EXTENDED END | | CTL | . | CT BEARING, WITH ONE SPHERICAL FACED WASHER | | CTS | . | CT BEARING, WITH FERRULE OR SLEEVE IN THE BORE | | CW | . | CLUTCH RELEASE BEARING WITHOUT HOUSING, BUT HAVING A WIDE RADIAL FACE ON ONE SIDE | | CWM | . | CW BEARING, WITH MALLEABLE HOUSING | | CWV | . | CW BEARING, WITH FELT SEAL TYPE HOUSING | | CWX | . | CW BEARING, WITH X TYPE HOUSING | | CWY | . | CW BEARING, WITH Y TYPE HOUSING | | CX | . | C BEARING, WITH X TYPE HOUSING | | CY | . | C BEARING, WITH Y TYPE HOUSING | | CYN | . | C BEARING, WITH Y TYPE HOUSING AND WITH PIPE.- NIPPLE | | EL | . | EXTENDED INNER RING | | N | . | NARROW OUTER RACE (APPLIES TO SEALED BEARINGS) |
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