TB, SB – Metal case with ParKote™ bore sealant or ground OD. Most common and economical.
TC, SC – Rubber covered OD for improved OD sealing and soft alloy housing.
TA, SA – Double case with ParKote™ bore sealant or ground OD. Structural rigidity, blind shaft installation.
General purpose, spring-loaded design. Most commonly used for oil or grease retention. Double lip profiles have secondary lip for light dust and fluid exclusion.
Operating Temperature Range
NBR: -20 to 250 °F (-29 to 121 °C) FKM: -40 to 400 °F (-40 to 204 °C)
Shaft Surface Speed
TB, TC, TA – Up to 2500 fpm (12.7 m/s) SB, SC, SA – Up to 3200 fpm (16.3 m/s)
0 to 7 psi (0 to 0.48 bar), depending on shaft speed
Shaft Size Range
0.250 to 10.000 inches (5 to 260 mm)
Important: For full listings of standard sizes, please Contact Industrial Seal Inc.