EFC International
EFC International
1940 Craigshire St. Louis,
MO 63146-4008
Phone: 1 314.434.28881
Contact: www.efc-intl.com/contact
Website: www.efc-intl.com
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Stem Bumpers are ideally suited to fit into sheet metal, wood, tubing, casting and flakeboard holes.
Stem Bumpers
Unit of Measure
1 2 

Item #

Item Name

Mounting Hole Diameter

Base Height

Height

E13005560027 N/A 0.250 Inch (in) Mounting Hole Diameter Stem Bumper N/A 0.250 in N/A 0.250 in N/A 0.525 in
E13005560028 N/A 0.270 Inch (in) Mounting Hole Diameter Stem Bumper N/A 0.270 in N/A 0.285 in N/A 0.705 in
E13005560029 N/A 0.375 Inch (in) Mounting Hole Diameter Stem Bumper N/A 0.375 in N/A 0.250 in N/A 0.250 in
E13005560030 N/A 0.250 Inch (in) Mounting Hole Diameter Stem Bumper N/A 0.250 in N/A 0.500 in N/A 1.000 in
E13005560032 N/A 0.255 Inch (in) Mounting Hole Diameter Stem Bumper N/A 0.255 in N/A 0.195 in N/A 0.815 in
E13005560033 N/A 0.187 Inch (in) Mounting Hole Diameter Stem Bumper N/A 0.187 in N/A 0.300 in N/A 0.600 in
E13005560034 N/A 0.190 Inch (in) Mounting Hole Diameter Stem Bumper N/A 0.190 in N/A 0.150 in N/A 0.325 in
Unit of Measure
1 2