Sight Glass Circle, 2-1/4"OD x 1/8" thick - Clear-Borosilicate Glass - 400F - Westwood Connection: Features a 1/4" lower

Connection: Features a 1/4" lower mount (LM) threaded connection for secure and easy installation

Material: Made of forged steel for durability and long service life

The Henry 5602-450 Relief Valve is a high-performance component designed for use in refrigeration systems to prevent over-pressure situations

Base stud with 6-32 thread 10pk

Helical Design: The helical structure creates a centrifugal force that efficiently separates oil from the refrigerant gas

Sight Glass Circle, 2-1/4"OD x 1/8" thick - Clear-Borosilicate Glass - 400F - Westwood Connection: Features a 1/4" lowerWestwood S312 225, Sight Glass, 2 1 4"R, 1 8"T, Clear Borosilicate Glass 400F