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Item # NW80-R, Curved Sight Glasses



The lower flange of the Series NW sight glass can be provided with a cylindrical or spherical curve to match the vessel or pipe it is being welded to. This eliminates the need for expensive saddles or special nozzles. E = R - √R2 - (B/2)2





Specifications

Size

80 mm

Dimension A

4 in
102
mm

Dimension B

7 1/2 in
191
mm

Dimension C

3/4 in
19
mm

Dimension D

1 3/16 in
30
mm

Shape

Curved


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