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Unit：mm
Flange Tube A B C D
NW16 19.05 54.7 122.7 141.5 56.8
NW25 25.4 51.6 127.3 143.3 56.8
NW40 38.1 60.96 160 199.2 75.0
NW50 50.8 86.4 206.9 251.9 89.4
■ Viton O-ring Sealed Bonnets
■ Viton O-ring Sealed Poppets
■ Bakeable to 204℃
■ Viton Seal Bonnet：10-9 Torr Vacuum Rating
■ Manually Operated