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Example: RFE2ZZK1T5C35G36-6X12
SAE 52100 rings and balls, radial retainer, deep groove type, flanged outer ring, extended inner ring, 1/8-inch bore X 3/8-inch O.D. X 5/32-inch wide outer ring, 3/16-inch wide inner ring, double shielded, two-piece ribbon retainer, to ABEC-5P tolerances, radial play 0.0003 inch to 0.0005 inch, MIL-G-15793 grease 6 mgra, bore tolerance _-'nnn, inch, O.D. tolerance -0.0002
Example: SR08167SK2T3C26G31
AISI 440C stainless steel rings and balls, radial retainer, deep groove type, 1/8-inch bore X 1/4-inch O.D. X 0.1094 inch wide, single Teflon seal, 1-piece snap retainer, ABEC-3 tolerances, radial play 0.0002 inch to 0.0006.inch, MIL-G-3278A grease.
Example: L4K3T90V-50YVDB
SAE 52100 rings and balls, angular contact, inner ring separable type, 1/4-inch bore X 5/8-inch O.D. X 0.1960-inch wide, to ABEC-9P tolerances, nonmetallic retainer, impregnated with oil, bore and O.D. calibrated to 0.00005 inch increments, torque tested, duplex back-to-back matched pair.
Part number system
| Prefix |
Suffix |
Definition |
| . |
2RS |
TWO SEALS (RUBBER) |
| . |
2TS |
TWO SEALS (TEFLON) |
| . |
C |
C FOLLOWED BY TWO NUMBERS GIVING TOLERANCE RANGE IN 0.0001 INCH (C25 STANDARD) |
| . |
D- |
UNIVERSAL FOR DB, DF OR DT FOLLOWED BY THE NUMBER OF POUNDS PRE-LOAD |
| . |
DB- |
BACK-TO-BACK FOLLOWED BY THE NUMBER OF POUNDS PRE-LOAD |
| . |
DF- |
FACE-TO-FACE FOLLOWED BY THE NUMBER OF POUNDS PRE-LOAD |
| . |
DT- |
TANDEM FOLLOWED BY THE NUMBER OF POUNDS PRE-LOAD |
| . |
G- |
GREASE FOLLOWED BY CODE TYPE AND QUANTITY |
| . |
GP- |
GREASE PLATED FOLLOWED BY CODE TYPE |
| . |
K1 |
2 PIECE RIBBON, METAL |
| . |
K2 |
1 PIECE SNAP, METAL |
| . |
K3 |
MACHINED NON-METALLIC |
| . |
K4 |
2 PIECE LOOSE CLASP, METAL |
| . |
K5 |
SPRING TYPE |
| . |
K6 |
NYLON TYPE |
| . |
N |
NO LUBRICANT, BEARING DELIVERED DRY |
| . |
O- |
OIL FOLLOWED BY CODE TYPE AND QUANTITY |
| . |
OP- |
OIL PLATED FOLLOWED BY CODE TYPE |
| . |
OV- |
CAGE OIL IMPREGNATED FOLLOWED BY CODE TYPE |
| . |
PS--- |
PS FOLLOWED BY NUMBER IS SPECIFIC FAG INTERNAL PRODUCTION SPECIFICATION, INVOLVING DEVIATIONS FROM STANDARD |
| . |
RS |
ONE SEAL (RUBBER) |
| . |
T3 |
ABEC-3 |
| . |
T5 |
ABEC-5P OR ABEC-5T |
| . |
T7 |
ABEC-7P OF ABEC-7T |
| . |
T9 |
ABEC-9P |
| . |
TS |
ONE SEAL (TEFLON) |
| . |
TX |
FINER THAN ABEC-9P |
| . |
V |
MEETS FAG STANDARD TORQUE TEST SPECIFICATION |
| . |
V-- |
V FOLLOWED BY TWO NUMBERS IS STARTING TORQUE IN MG-MM DIVIDED BY 100 |
| . |
W-- |
W FOLLOWED BY TWO NUMBERS IS AVERAGE RUNNING TORQUE IN MG-MM DIVIDED BY 100 |
| . |
X |
BORE AND O.D. CALIBRATED TO INCREMENTS OF 0.0001 INCH |
| . |
Y |
DORE AND O.D. CALIBRATED TO INCREMENTS OF 0.00005 INCH |
| . |
Z |
ONE SHIELD |
| . |
ZRS |
ONE SHIELD AND ONE SEAL |
| . |
ZTS |
ONE SHIELD AND ONE SEAL |
| . |
ZZ |
TWO SHIELDS |
| A |
. |
ANGULAR CONTACT - NON-SEPARABLE |
| E |
. |
EXTENDED INNER RING |
| F |
. |
FLANGED OUTER RING |
| G |
. |
FULL BALL - WITH FILLING SLOTS |
| J |
. |
FULL BALL - WITH STEPPED SHOULDER |
| L |
. |
ANGULAR CONTACT - INNER RING SEPARABLE |
| M |
. |
METRIC SIZE |
| R |
. |
RADIAL RETAINER, DEEP GROOVE |
| S |
. |
AISI 440 C VACUUM MELT STAINLESS STEEL STANDARDLY SUPPLIED FOR PRECISION INSTRUMENT BEARINGS |
| T |
. |
TAPERED O.D. |
| T |
. |
THIN SECTION AND TORQUE TUBE |
| U |
. |
ANGULAR CONTACT - OUTER RING SEPARABLE | |
Bearing >Bearing Numbers > FAG miniature bearing