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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WELD NECK - 500
Flanges - Weld-Neck DIN PN16 & PN40
Unit of Measure
1 2 

Item #

Size

d 

D

C

Number of Bolts

h 

D2633-010 N/A 010 - 3/8" N/A 17.2 mm N/A 90 mm N/A 60 mm N/A 4 N/A 14 mm
D2633-015 N/A 015 - 1/2" N/A 21.3 mm N/A 95 mm N/A 65 mm N/A 4 N/A 14 mm
D2633-020 N/A 020 - 3/4" N/A 26.9 mm N/A 105 mm N/A 75 mm N/A 4 N/A 14 mm
D2633-025 N/A 025 - 1" N/A 33.7 mm N/A 115 mm N/A 85 mm N/A 4 N/A 14 mm
D2633-032 N/A 032 - 1-1/4" N/A 42.4 mm N/A 140 mm N/A 100 mm N/A 4 N/A 18 mm
D2633-040 N/A 040 - 1-1/2" N/A 48.3 mm N/A 150 mm N/A 110 mm N/A 4 N/A 18 mm
D2633-050 N/A 050 - 2" N/A 60.3 mm N/A 165 mm N/A 125 mm N/A 4 N/A 18 mm
D2633-065 N/A 065 - 2-1/2" N/A 76.1 mm N/A 185 mm N/A 145 mm N/A 4 N/A 18 mm
D2633-080 N/A 080 - 3" N/A 88.9 mm N/A 200 mm N/A 160 mm N/A 8 N/A 18 mm
D2633-100 N/A 100 - 4" N/A 114.3 mm N/A 220 mm N/A 180 mm N/A 8 N/A 18 mm
D2633-125 N/A 125 - 5" N/A 139.7 mm N/A 250 mm N/A 210 mm N/A 8 N/A 18 mm
D2633-150 N/A 150 - 6" N/A 168.3 mm N/A 285 mm N/A 240 mm N/A 8 N/A 22 mm
D2633-175 N/A 175 - 7" N/A 193.7 mm N/A 315 mm N/A 270 mm N/A 8 N/A 22 mm
D2633-200 N/A 200 - 8" N/A 219.1 mm N/A 340 mm N/A 295 mm N/A 12 N/A 22 mm
D2633-250 N/A 250 - 10" N/A 273 mm N/A 405 mm N/A 355 mm N/A 12 N/A 26 mm
D2633-300 N/A 300 - 12" N/A 323.9 mm N/A 460 mm N/A 410 mm N/A 12 N/A 26 mm
D2633-350 N/A 350 - 14" N/A 355.6 mm N/A 520 mm N/A 470 mm N/A 16 N/A 26 mm
D2633-400 N/A 400 - 16" N/A 406.4 mm N/A 580 mm N/A 525 mm N/A 16 N/A 30 mm
D2633-500 N/A 500 - 20" N/A 508 mm N/A 715 mm N/A 650 mm N/A 20 N/A 33 mm
D2633-600 N/A 600 - 24" N/A 610 mm N/A 840 mm N/A 770 mm N/A 20 N/A 36 mm
D2633-700 N/A 700 - 28" N/A N/A 910 mm N/A 840 mm N/A 24 N/A 36 mm
D2633-800 N/A 800 - 32" N/A N/A 1025 mm N/A 950 mm N/A 24 N/A 39 mm
D2633-900 N/A 900 - 36" N/A N/A 1125 mm N/A 1050 mm N/A 28 N/A 39 mm
D2633-1000 N/A 1000 - 40" N/A N/A 1255 mm N/A 1170 mm N/A 28 N/A 42 mm
D2633-1200 N/A 1200 - 48" N/A N/A 1485 mm N/A 1390 mm N/A 32 N/A 48 mm
Unit of Measure
1 2