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NA Series

Expanflex Type NA Tanks are ASME plain carbon steel expansion tanks. They are designed to absorb the expansion forces and control the pressure in heating/cooling systems.

Submittal &
Literature

Submittal Installation Diagram

Specifications

*Ring stand not provided on 505 and 525 gallon tanks; 11″ x 15″ manhole furnished on 525 gallon.

Features NA Series

Model gal L Connection (in)
12NA33 15 57 1"
12NA51 24 91 1"
14NA48 30 114 1"
14NA63 40 151 1"
16NA72 60 227 1"
20NA62 80 303 1"
20NA78 100 379 1"
24NA65 120 454 1"
24NA72 135 511 1"
30NA62 175 662 1 1/2"
30NA77 220 833 1 1/2"
30NA84 240 908 1 1/2"
30NA105 305 1155 1 1/2"
36NA72 295 1117 1 1/2"
36NA93 400 1514 1 1/2"
36NA120 505* 1912 1 1/2"
42NA96 525* 1987 1 1/2"

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