Lytron - Total Thermal Solutions
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Below are drawings of the fitting options available for Lytron heat exchangers.

straight tube fitting - heat exchanger


A unit with a straight tube fitting can be welded into your system or used with a 3⁄8˝ self-locking torque-free fitting such as Swagelok® or Cajon™.

beaded fitting - heat exchanger


For a leak-free joint, Lytron’s beaded tube fitting mates with a 3⁄8˝ ID hose that is secured with a clamp.

AN Fitting 37°AN Flare - heat exchanger

AN Fitting–37°AN Flare

Lytron’s AN fitting, 37° AN female flare nut (AN-818), mates with male JIC-SAE 37° flare fitting, 9⁄16-18 UN/UNF-2A thd for 3⁄8˝ tubing and 3⁄4-16 UN/UNF-2A thd for 1⁄2˝ tubing.

AN Fitting on 6340 heat exchanger

AN Fitting on 6340

Note: the AN fitting on the 6340 is an 0.875˝ I.D. actual union and tail piece only.

ES Series heat exchanger fitting

ES Series Fitting

The fitting on our ES Series oil coolers is a 3⁄8-18 NPT thread.