Model SLR-2; SALES A KIT FOR PRODUCT CODE: L29-AM77-531TS0M0A; Pressure Reducing Regulator W/Non-Relieving Loader; Body Size 2",; Cf3m Body, 316l SST Loading Chamber; Monel M Trim, Pa Seat, Fk Diaphragm;Fk Static Seal, SST/Tfe U-Cup Dynamic Seal; ;SST Trim, Tfe Seat, Opt-55: Cleaned For Oxygen Service Per Spec #S-1134