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New Departure Hyatt ball bearing part number system

How to read NEW DEPARTURE HYATT ball bearing numbers:

EXAMPLE: 3215X1C

Basic bearing number
Standard radial play ABEC-1 tolerance
Andok C grease

EXAMPLE: QH20209DBLY5A

Q - Nonmetallic separator
H - 25 degree contact angle
20209 - Basic bearing number
DB - Duplex mounting back-to-back
L - Light preload
5 - ABEC-5 tolerance
A - Rust preventive compound

EXAMPLE: T499505DALRY1Z

T - Notch riding ARMOR-GARD
99 - Seals
4 - O.D. snap ring
99 - Two seals
505 - Basic bearing number
DA - External and/or internal deviations
LR - Loose radial play
Y - Low speed sound test
1 - ABEC-1 tolerance
Z - Low-temperature grease

Part number system

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