SPLIT DISC BUTTERFLY CHECK VALVE

Model 5981

Information:

BODY: Cast Iron per ASTM A126, Class B.

DISC: Bronze per ASTM B584, CDA-836, or Aluminum Bronze per ASTM B148, CDA-952, or Ductile Iron per ASTM A536 (65-45-12).

SEAL: Buna-N (NBR) per ASTM D2000-BG.

TRIM: Type 316 Stainless Steel per ASTM A276.

SPRING: Type 316, or 17-7 PH Stainless Steel per ASTM A313.