Sight Glass

Sight Glass

Other Products

Model KB-RF

KB-RF are Bolt-on units designed for attachment to ANSI flanged nozzles or vessel studding outlets. The lower flange is a standard ANSI 150# Raised Face flange. Higher rated units are also available. (300# and 600#).

Material certification is furnished with all KB-RF units.

Available Options Include

Standard sightglass lens material is Tempered Borosilicate and Tempered Soda Lime. If your operating temperature requirement is above 550oF, we offer Vycor or Quartz glass.

Available pipe sizes range from 1” to 8” standard and other sizes are available upon request.

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Click on product Model Number to get a quotation

Model Nº
OD
B
BC
N
D
T
Max. Pressure
4-1/4
1
3-1/8
4
1/2
1.7
150 psig
5
1-1/2
3-7/8
4
1/2
2.0
150 psig
6
2
4-3/4
4
5/8
2.3
150 psig
7
2-1/2
5-1/2
4
5/8
2.5
150 psig
7-1/2
3
6
4
5/8
2.7
150 psig
9
4
7-1/2
8
5/8
2.75
150 psig
10
5
8-1/2
8
3/4
2.87
150 psig
11
6
9-1/2
8
3/4
2.87
150 psig
13-1/2
8
11-3/4
8
3/4
3.55
150 psig
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