World Wide Metric, Inc.
37 Readington Road
Branchburg, New Jersey 08876
Phone: 732-247-2300 • Fax: 732-247-7258
E-Mail: sales@worldwidemetric.com • Web site: www.worldwidemetric.com
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1 - Body - Carbon Steel - GSC - 25N
2 - Disc - Stainless Steel - AISI 316L
3 - Arm - Stainless Steel - AISI 316L
4 - Seat - Viton - FKM
5 - Spring - Stainless Steel - AISI 316L

For mounting between flanges according to Din2501-PN16
PN 16 Wafer Check Valves, Wafer Style Long
Unit of Measure
1 

Item #

Size

L

D

D2

Weight

DN4012-050-2728 N/A 050 N/A 45.0 mm N/A 109 mm N/A 33 mm N/A 1.8 kg
DN4012-065-2728 N/A 065 N/A 48.0 mm N/A 129 mm N/A 43 mm N/A 2.4 kg
DN4012-080-2728 N/A 080 N/A 51.0 mm N/A 144 mm N/A 52 mm N/A 3.2 kg
DN4012-100-2728 N/A 100 N/A 57.0 mm N/A 164 mm N/A 76 mm N/A 5.4 kg
DN4012-125-2728 N/A 125 N/A 64 mm N/A 194 mm N/A 95 mm N/A 7.3 kg
DN4012-150-2728 N/A 150 N/A 70 mm N/A 220 mm N/A 121 mm N/A 9.2 kg
DN4012-200-2728 N/A 200 N/A 73 mm N/A 275 mm N/A 164 mm N/A 14.6 kg
DN4012-250-2728 N/A 250 N/A 79 mm N/A 331 mm N/A 194 mm N/A 23.6 kg
DN4012-300-2728 N/A 300 N/A 86 mm N/A 386 mm N/A 241 mm N/A 34.4 kg
DN4012-350-2728 N/A 350 N/A 108 mm N/A 446 mm N/A 267 mm N/A 75.0 kg
DN4012-400-2728 N/A 400 N/A 108 mm N/A 498 mm N/A 318 mm N/A 91 kg
DN4012-450-2728 N/A 450 N/A 108 mm N/A 558 mm N/A 356 mm N/A 100.0 kg
DN4012-500-2728 N/A 500 N/A 140 mm N/A 620 mm N/A 387 mm N/A 154.0 kg
Unit of Measure
1