1C4-X36K-BX33764BA

MODEL "BQ" BACK PRESS RELIEF REGULATOR, TFE GASKETS; 1/2" INLETS,1/2" OUTLET; SALES KIT B; SPECIAL BODY & SPRING CHAMBER MATERIAL; S36 TRIM: 316SST WITH TFE SEAT,302SST DIAPHRAGM; 10-25 PSIG SST RANGE SPRING; PER SPQ/MA DRAWING NUMBER 33764 - RATING 300 PSIG @-425 TO+100 DEG F; CONSTRUCTED PER GARDNER CRYOGENICS DWG #16898A, REV. A