Concave Expansion Plugs
Standard Sizes (In order of Size)
ERSCO# SIZE O.D.
FP-416 3/8" .372
FP-133 7/16" .435
FP-134* 1/2" .498
FP-135 9/16" .560
FP-216 5/8" .622
FP-136 11/16" .684
FP-187* 3/4" .747
FP-417 13/16" .809
FP-138* 7/8" .872
FP-140* 15/16" .934
FP-192* 1" .997
FP-418 1-1/32" 1.028
FP-141* 1-1/16" 1.059
FP-142* 1-1/8" 1.122
FP-126* 1-3/16" 1.184
FP-130* 1-1/4" 1.247
FP-130A 1-5/16" 1.337
FP-129* 1-3/8" 1.37
FP-148 1-7/16" 1.432
FP-221* 1-31/64" 1.479
FP-144*> 1-1/2" 1.495
FP-231* 1-9/16" 1.558
FP-129A* 1-5/8" 1.620
FP-132 1-11/16" 1.683
FP-419* 1-47/64" 1.729
FP-131* 1-3/4" 1.745
FP-137 1-13/16" 1.807
FP-145* 1-7/8" 1.870
FP-226* 1-15/16" 1.932
FP-107* 2" 1.995
FP-127* 2-1/16" 2.057
FP-227 2-1/8" 2.120
FP-147 2-1/4" 2.245
FP-242 2-3/8" 2.370
FP-228 2-1/2" 2.495
FP-230 2-3/4" 2.745
FP-143 2-7/8"
FP-149 3" 2.995
*AVAILABLE IN BRASS-ADD "B" SUFFIX
>AVAILABLE IN STAINLESS STEEL-ADD "SS" SUFFIX
Metric Sizes (In order of Size)
ERSCO# SIZE O.D.
FP-311 18MM .706
FP-404* 21MM .830
FP-402* 24MM .942
FP-396* 35MM 1.370
FP-403 40MM 1.570
FP-313 42MM 1.654
FP-395* 45MM 1.767
FP-315 52MM 2.042
*AVAILABLE IN BRASS-ADD "B" SUFFIX
>AVAILABLE IN STAINLESS STEEL-ADD "SS" SUFFIX