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G-20
Performance Mounted Ball Bearings
Performance Mounted Ball Bearings
®
Mtd. Ball
Bearings
Sealmaster Gold Mounted Ball Nomenclature
Prefix
S - Housing Assembly
SK - Bearing Insert
Sequential Number
Frame Design
NPG - Top Mount Take Up Frame,
NP Series Bearing
SPG - Top Mount Take Up Frame,
SP Series Bearing
STH - Center Pull Take Up Frame,
ST Series Bearing
MSTH - Center Pull Take Up Frame,
MST Series Bearing
Bore Size
Inch - ##/16 (ex. 20/16 = 1 1/4”)
R for 1 1/4” and 2” Reduced Only
Metric - Standard Duty - 2##, ## x 5 mm
(ex. 05 = 25 mm)
Medium Duty - 3##, ## x 5 mm
(ex. 07 = 35 mm)
Standard Options
T - Skwezloc
®
Locking Collar
C - Contact Seal
Adjustment Length
6 - 6"
9 - 9"
12 - 12"
18 - 18"
SK - ####
NPG - 20T - 18
Specials
Take up Frames