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These Standard Nylon Liquid Level Gages have centerlines from 25” to 36”.  The length between the center of the two bolts is referred to as the centerline.  The distance between the center of the tank holes must be within 1/32” of the centerline measurement. 

B3642-1 Category
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Item #

Centerline

Mounting

Feature

Max Pressure

Max Temperature

Seals

Sight Material

B3642-12800BB1W N/A 28" N/A 1/2"-20 with Nuts N/A Standard N/A 125 PSI N/A 205° F N/A Buna-N N/A Nylon
B3642-12800BA2W N/A 28" N/A 1/2"-13 N/A Standard N/A 125 PSI N/A 205° F N/A Buna-N N/A Nylon
B3642-12800BM1W N/A 28" N/A M12 X 1.75 N/A Standard N/A 125 PSI N/A 205° F N/A Buna-N N/A Nylon
B3642-12800BN1W N/A 28" N/A 1/4" Male NPT Adapters N/A Standard N/A 125 PSI N/A 205° F N/A Buna-N N/A Nylon
B3642-12800BN2W N/A 28" N/A 3/8" Male NPT Adapters N/A Standard N/A 125 PSI N/A 205° F N/A Buna-N N/A Nylon
B3642-12800BN3W N/A 28" N/A 1/2" Male NPT Adapters N/A Standard N/A 125 PSI N/A 205° F N/A Buna-N N/A Nylon
B3642-12800BN4W N/A 28" N/A 3/4" Male NPT Adapters N/A Standard N/A 125 PSI N/A 205° F N/A Buna-N N/A Nylon
B3642-12900BA1W N/A 29" N/A 1/2"-20 N/A Standard N/A 125 PSI N/A 205° F N/A Buna-N N/A Nylon
B3642-12900BB1W N/A 29" N/A 1/2"-20 with Nuts N/A Standard N/A 125 PSI N/A 205° F N/A Buna-N N/A Nylon
B3642-12900BA2W N/A 29" N/A 1/2"-13 N/A Standard N/A 125 PSI N/A 205° F N/A Buna-N N/A Nylon
B3642-12900BM1W N/A 29" N/A M12 X 1.75 N/A Standard N/A 125 PSI N/A 205° F N/A Buna-N N/A Nylon
B3642-12900BN1W N/A 29" N/A 1/4" Male NPT Adapters N/A Standard N/A 125 PSI N/A 205° F N/A Buna-N N/A Nylon
B3642-12900BN2W N/A 29" N/A 3/8" Male NPT Adapters N/A Standard N/A 125 PSI N/A 205° F N/A Buna-N N/A Nylon
B3642-12900BN3W N/A 29" N/A 1/2" Male NPT Adapters N/A Standard N/A 125 PSI N/A 205° F N/A Buna-N N/A Nylon
B3642-12900BN4W N/A 29" N/A 3/4" Male NPT Adapters N/A Standard N/A 125 PSI N/A 205° F N/A Buna-N N/A Nylon
B3642-13000BA1W N/A 30" N/A 1/2"-20 N/A Standard N/A 125 PSI N/A 205° F N/A Buna-N N/A Nylon
B3642-13000BB1W N/A 30" N/A 1/2"-20 with Nuts N/A Standard N/A 125 PSI N/A 205° F N/A Buna-N N/A Nylon
B3642-13000BA2W N/A 30" N/A 1/2"-13 N/A Standard N/A 125 PSI N/A 205° F N/A Buna-N N/A Nylon
B3642-13000BM1W N/A 30" N/A M12 X 1.75 N/A Standard N/A 125 PSI N/A 205° F N/A Buna-N N/A Nylon
B3642-13000BN1W N/A 30" N/A 1/4" Male NPT Adapters N/A Standard N/A 125 PSI N/A 205° F N/A Buna-N N/A Nylon
B3642-13000BN2W N/A 30" N/A 3/8" Male NPT Adapters N/A Standard N/A 125 PSI N/A 205° F N/A Buna-N N/A Nylon
B3642-13000BN3W N/A 30" N/A 1/2" Male NPT Adapters N/A Standard N/A 125 PSI N/A 205° F N/A Buna-N N/A Nylon
B3642-13000BN4W N/A 30" N/A 3/4" Male NPT Adapters N/A Standard N/A 125 PSI N/A 205° F N/A Buna-N N/A Nylon
B3642-13100BA1W N/A 31" N/A 1/2"-20 N/A Standard N/A 125 PSI N/A 205° F N/A Buna-N N/A Nylon
B3642-13100BB1W N/A 31" N/A 1/2"-20 with Nuts N/A Standard N/A 125 PSI N/A 205° F N/A Buna-N N/A Nylon
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