CAD/BIM CATALOG

CAD (0) ▾

Features:

Design Pressure (DP) / Maximum abnormal pressure (MAP): 700 psig, 48 bar

Continuous operating temperature (COT): -40°F/300°F, -40°C/149°C

Contact factory or visit website for compatibility with CFC, HCFC, HFC and HFO refrigerants and oils

UL/cUL Recognized, Conforms to Pressure Equipment Directive 2014/68/EU

100% tested

Design features easy removal and reassembly of internal components

Forged brass body exceeds the most stringent quality standards in the industry

Horizontal or vertical installation (not to be installed with bonnet facing down)

"Y" type design provides minimal pressure drop and increased flow capacity

Non-asbestos gasket material ensures seal integrity, while a heatstabilized PTFE seat provides seal across wide temperature ranges.

Back pressure shutoff at low pressure differentials

Request Information Add to CAD Cart

Unit of Measure

Items	B 34235 CHECKMASTER® Check Valves - Four-Bolt	B 34236 CHECKMASTER® Check Valves - Four-Bolt	B 34237 CHECKMASTER® Check Valves - Four-Bolt	B 34238 CHECKMASTER® Check Valves - Four-Bolt	B 34239 CHECKMASTER® Check Valves - Four-Bolt
Connection Size	N/A 7/8 in	N/A 1 1/8 in	N/A 1 3/8 in	N/A 1 5/8 in	N/A 2 1/8 in
Cv	N/A 9	N/A 12	N/A 19.9	N/A 21.9	N/A 38.9
Kv	N/A 8	N/A 10	N/A 17	N/A 19	N/A 34
A	N/A 3.55 in90 mm	N/A 3.55 in90 mm	N/A 4.53 in115 mm	N/A 4.53 in115 mm	N/A 5.84 in148 mm
B	N/A 3.68 in93 mm	N/A 3.68 in93 mm	N/A 4.75 in121 mm	N/A 4.75 in121 mm	N/A 6.37 in162 mm
C	N/A 0.94 in24 mm	N/A 0.94 in24 mm	N/A 1.25 in32 mm	N/A 1.25 in32 mm	N/A 1.7 in43 mm
D	N/A 0.88 in22 mm	N/A 1.13 in29 mm	N/A 1.38 in35 mm	N/A 1.63 in41 mm	N/A 2.13 in54 mm
E	N/A 0.94 in24 mm	N/A 1 in25 mm	N/A 1.06 in27 mm	N/A 1.06 in27 mm	N/A 1.5 in38 mm
Pressure to Open	N/A < 1 bar< 0.07 psi
Rec Bolt Torques	N/A 8 to 15 ft·lb11 to 20 N·m	N/A 8 to 15 ft·lb11 to 20 N·m	N/A 10 to 20 ft·lb14 to 27 N·m	N/A 10 to 20 ft·lb14 to 27 N·m	N/A 10 to 20 ft·lb14 to 27 N·m
MAP	N/A 48 bar700 psi
Weight	N/A 1.08 kg2.39 lb	N/A 1.04 kg2.29 lb	N/A 2.33 kg5.14 lb	N/A 2.36 kg5.20 lb	N/A 5.55 kg12.23 lb
Operating Temperature [Min]	N/A -40 ºC-40 ºF
Operating Temperature [Max]	N/A 149 ºC300 ºF
Kit	N/A A 17986	N/A A 17986	N/A A 17987	N/A A 17987	N/A A 17988
Replacement Components - 10 lb Spring	N/A P 35656	N/A P 35656	N/A P 35657	N/A P 35657	N/A P 36544
Replacement Components - 20 lb Spring	N/A P 35859	N/A P 35859	N/A P 36305	N/A P 36305	N/A
Replacement Components - Gasket	N/A P 35708	N/A P 35708	N/A P 35691	N/A P 35691	N/A P 35721

Email ^*
Project Name
Project Location
First Name ^*
Last Name ^*
Job Title
Company ^*
Business/Industry ^*
Zip/Postal Code ^*
State ^*
Country ^*
Phone Number