All-Metal

1/2"  #BU50     #1102

3/4"                 #1103

1"                    #1104

1 1/4"

1 1/2"

2"

2 1/2"

3"

3 1/2"

4"                    #1116

All Plastic

1/2"                 #1402

3/4"                 #1403

1"                    #1404

1 1/4"              #1405

1 1/2"              #1406

2"                    #1408

2 1/2"              #1410

3"                    #1412

3 1/2"              #1414

4"                    #1416

Anti-Short (Flex)

3/8"Q

1/2"

4" Plastic Bushing BU-510

#BBU-300 32 Insulation Bushing

2" Ground Bushing #3875

Metal w/ Insert or Insulator 

1/2"       #1132

3/4"       #1133

1"          #1134

1 1/4"    #1135

1 1/2     #1136

2"          #1138

2 1/2"    #1126

3"          #1127

3 1/2"    #1128

4"          #1129

Metal w/ Insert and w/ Ground Lugs

1/2"         #1222

3/4"         #1223

1"            #1224

Metal w/ Insert w/ Ground Lugs

1 1/4"         #1225

1 1/2"         #1226

2"               #1228

2 1/2"         #1230

3"               #1232

3 1/2"         #1234

4"               #1236

#1250