1C4-X36K-33011AA

MODEL "BQ" BACK PRESS RELIEF REGULATOR, TFE GASKETS 1/2" INLETS,1/2" OUTLET; SPECIAL BODY & SPRING CHAMBER MATERIAL; S36 TRIM: 316SST WITH TFE SEAT,302SST DIAPHRAGM; NPT SCREWED; 20-75 PSIG SST RANGE SPRING; PER SPQ/MA DRAWING NUMBER 33011 SST CRYOGENIC CONSTRUCT'N(-36 OPT); CLEANED PER CASHCO SPEC #S-1542