Brochure

Shut Off Valves
217
Ordering Information and Dimensional Data (in)
PCN Description
Connection
Size
A B C D
Opening
Pressure
(oz/sq in)
Opening
Pressure
(psig)
MWP
(psig)
Nominal Tons
R-22 Suction
40°F @ 1 psi
Nominal Tons
R-22 Liquid
40°F @ 1 psi
Cv
064985 ACK-4 1/4 ODF
4.00 0.88
0.254 ± 0.002 0.19 1.20 0.08
800
0.40 2.60 0.9
064986 ACK-6 3/8 ODF 0.379 ± 0.002 0.40 1.30 0.08 0.60 3.10 1.0
064987 ACK-8 1/2 ODF
5.00 1.13
0.504 ± 0.002 0.31
3.50 0.22 680
1.20 9.40 3.1
064988 ACK-10 5/8 ODF 0.629 ± 0.002 0.50 1.40 13 3.6
064989 ACK-12 3/4 ODF
7.00 1.63
0.754 ± 0.002 0.63
3.80 0.24 680
3.30 27 8.0
064990 ACK-14 7/8 ODF 0.879 ± 0.003 0.42 3.70 29 9.2
064991 ACK-18 1-1/8 ODF 8.38 2.13 1.130 ± 0.003 0.94 6.80 0.43 680 6 51 15.4
064992 ACK-22 1-3/8 ODF 9.38 2.63 1.380 ± 0.003 1.04 10.20 0.64 680 9.50 79 23.8
064993 ACK-26 1-5/8 ODF 10.50 3.13 1.630 ± 0.003 1.07 11.40 0.71 680 17 102 24.2
064994 ACK-34 2-1/8 ODF 12.00 3.63 2.130 ± 0.003 1.34 18.10 1.13 680 30 213 38.7
064995 ACK-42 2-5/8 ODF 13.00 4.13 2.630 ± 0.003 1.50 23.00 1.44 680 50 375 71.7
Nomenclature example: ACK-4
ACK 4
Check Valve Series Copper ODF
Connection Size
(in 1/16”)
Dimensional Data
The ACK check valve is a normally closed magnetic check valve
that prevents reverse refrigerant ow in liquid lines and compressor
discharge lines.
Features
• Copper Connection Sizes 1/4” through 2-5/8”
• Hermetic Spun Copper Design
• Magnetic Checking Action
• Built-In 30 Mesh Stainless Steel Strainer
• Can Be Installed In Any Position
Specifications
• UL/CUL File number: SA 5312
Cross Reference (Identical Lay-In)
Emerson A-1 Components Superior
ACK-4 MS-4 900M-4S
ACK-6 MS-6 900M-6S
ACK-8 MS-8 900M-8S
ACK-10 MS-10 900M-10S
ACK-12 MS-12 900M-12S
ACK-14 MS-14 900M-14S
ACK-18 MS-18 N/A
ACK-22 MS-22 N/A
ACK-26 MS-26 N/A
ACK-34 MS-34 N/A
ACK-42 MS-42 N/A
ACK Check Valves