C3（J30） Radial clearance of the group ISO 3
C4 Radial clearance of the group ISO 4
D.. Special grease
E - EE Sealing by nitrile seal
E3 -EE3 Sealing by high temperature seal
F... Special function
G14 - G15 Polyamide cage
2RS Two-side sealing for thin section ball bearings
2Z Two-side protection for thin section ball bearings
Z -ZZ Protection by metal shields
Y Brass cage

2RS Two-side sealing
D136 Food grade grease

FT. LT: manufactured in normal tolerance class and increased clearance class C3.
 HT: manufactured in normal tolerance class and increased clearance class C4.
 HV: manufactured with high precision balls and in tolerance class that meets ISO 6
standards for high accuracy. Clearance class C3.
 F600: manufactured in special clearance class, up to C5 defined by the standards.

SUC Stainless steel bearing inserts with set screws for use in stainless steel housings
SES
Stainless steel bearing inserts with eccentric locking collar for use in stainless steel
housings
MUC Stainless steel bearing inserts with set screws for use in thermoplastic housings
C3 Radial clearance group ISO 3
C4 Radial clearance group ISO 4
G2 Bearing inserts with SNR re-lubrication system (4 bores in outer diameter)
H Bearing inserts equipped with adapter sleeves
L3 Bearing inserts equipped with 3-lip seal
T04 Bearing inserts for operating temperatures down to -40 °C (-40 °F)
T20 Bearing inserts for operating temperatures up to +200 °C (+400 °F)

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