Print Back
These Liquid Level Gages feature a durable Trogamid nylon sight.  The square shank with pipe thread screws into a tapped hole on the side of a reservoir. A full rotational clearance is not necessary; the union coupling is installed without rotating the entire gage. 
B3641-31216BA1W_12.5 Sight Opening 0.125 MNPT Union Coupling Vented Nylon Gage
1 2 

Item #

Sight Opening

Height from Center of Mounting Hole

Mounting Thread

Feature

Body Material

B3641-30916BA2W N/A 9 1/2" N/A 10 27/32" N/A 1/4" Male NPT N/A Union Coupling N/A Nylon, Aluminum Alloy
B3641-30916BA3W N/A 9 1/2" N/A 10 27/32" N/A 3/8" Male NPT N/A Union Coupling N/A Nylon, Aluminum Alloy
B3641-30916BA4W N/A 9 1/2" N/A 10 27/32" N/A 1/2" Male NPT N/A Union Coupling N/A Nylon, Aluminum Alloy
B3641-31216BA1W N/A 12 1/2" N/A 13 27/32" N/A 1/8" Male NPT N/A Union Coupling N/A Nylon, Aluminum Alloy
B3641-31216BA2W N/A 12 1/2" N/A 13 27/32" N/A 1/4" Male NPT N/A Union Coupling N/A Nylon, Aluminum Alloy
B3641-31216BA3W N/A 12 1/2" N/A 13 27/32" N/A 3/8" Male NPT N/A Union Coupling N/A Nylon, Aluminum Alloy
B3641-31216BA4W N/A 12 1/2" N/A 13 27/32" N/A 1/2" Male NPT N/A Union Coupling N/A Nylon, Aluminum Alloy
1 2