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AS9120 & ISO9001 Approved

FAG miniature bearing part number system

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

PrefixSuffixDefinition
.2RSTWO SEALS (RUBBER)
.2TSTWO SEALS (TEFLON)
.CC 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
.K12 PIECE RIBBON, METAL
.K21 PIECE SNAP, METAL
.K3MACHINED NON-METALLIC
.K42 PIECE LOOSE CLASP, METAL
.K5SPRING TYPE
.K6NYLON TYPE
.NNO 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
.RSONE SEAL (RUBBER)
.T3ABEC-3
.T5ABEC-5P OR ABEC-5T
.T7ABEC-7P OF ABEC-7T
.T9ABEC-9P
.TSONE SEAL (TEFLON)
.TXFINER THAN ABEC-9P
.VMEETS 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
.XBORE AND O.D. CALIBRATED TO INCREMENTS OF 0.0001 INCH
.YDORE AND O.D. CALIBRATED TO INCREMENTS OF 0.00005 INCH
.ZONE SHIELD
.ZRSONE SHIELD AND ONE SEAL
.ZTSONE SHIELD AND ONE SEAL
.ZZTWO 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

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