DESCRIPTION

Natco carries a number of different thief hatch springs that range from 2 OZ to 16 OZ both for sweet and sour applications. The pressure and vacuum springs are only for the 8-10 & 8-8A thief hatch models.

ADDITIONAL INFORMATION

Natco Thief Hatches have changed model numbers throughout the years
and some of the still commonly used new and old model numbers are:
Old Model No. New Model No.
S-8A 8-8A
S-10 8-10
S-22 8-22
AP 8-PO
AR 8-PV
R4 4-PV

* On the above information please call for more detailed information.