Spectacle Blind - ANSI Class 900 (in)

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  • See Article Link  -  Spectacle Blind
  • A ring spacer is bored to match the pipe I.D. and thickness of the spacer it replaces.
  • A single spacer is has no bore and is designed to complete shut-off of a pipeline or valve.
  • A spectical blind is a combination of both a ring and single spacer. To make switching from one to the other, especially in the larger sizes, a bolt hole or slot in the spacer bar is provided for rotation.
  • Surface finish to be specified.
  • These blind/spacers are designed for ASME B31.3 and ASME B16.5.
  • Pressure temperature rating in accordance with ANSI/ASME B16.48 for sizes 1/2" to 24".

 

Spectacle Blind - ANSI Class 900 (in)

Pipe

Size(NPS)

Outside

Diameter

A

Diameter

of Bore

B

Blind

Distance

C

Plate

Thickness

D

Handle

Length

E

Handle

Width

F

Handle

Width

G

Lift Hole

Diameter

H

1/2 2.38 0.62 3.25 0.25 5.00 1.00 1.50 N/A
3/4 2.62 0.82 3.50 0.25 5.00 1.00 1.62 0.875
1 3.00 1.05 4.00 0.25 5.00 1.00 2.25 1.00
1 1/4 3.38 1.44 4.38 0.38 5.00 1.00 2.25 1.00
1 1/2 3.75 1.68 4.88 0.38 5.00 1.00 2.62 1.125
2 5.50 2.16 6.50 0.50 5.00 1.00 2.25 1.00
2 1/2 6.38 2.64 7.50 0.50 5.00 1.00 2.62 1.125
3 6.50 3.26 7.50 0.62 5.00 1.00 2.62 1.00
4 8.00 4.26 9.25 0.75 5.00 1.00 3.00 1.25
5 9.62 5.30 11.00 0.88 5.00 1.00 3.38 1.375
6 11.25 6.36 12.50 1.00 5.00 1.00 3.38 1.25
8 14.00 8.33 15.50 1.38 5.00 1.00 3.75 1.50
10 17.00 10.42 18.50 1.62 5.00 1.50 4.12 1.50
12 19.50 12.39 21.00 1.88 5.00 1.50 4.12 1.50
14 20.38 13.62 22.00 2.12 6.00 1.50 4.50 1.625
16 22.38 15.62 24.25 2.38 6.00 1.50 4.88 1.75
18 25.00 17.62 27.00 2.62 6.00 1.50 5.25 2.00
20 27.38 19.56 29.50 2.88 6.00 1.50 5.25 2.125
22 - - - - - - - -
24 32.88 23.50 35.50 3.50 6.00 1.50 6.00 2.625

Tags: Accessory Datasheets