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Valves \ Needle Valves \ GB Series

GB Series - Union Bonnet Valves

  • Pressure rating up to 6,000 psi (413 bar) at 100°F (38°C)
  • Temperature rating from -65°F to 450°F (-54°C to 232°C) with standard PTFE packing, and up to 1,200°F (648°C) with optional Grafoil packing
  • Union Nut design ensures safety
  • Panel mounting nut standard sizes
  • Variety of stem tips include non-rotating vee stip standard, with optional ball, soft seat and regulating tip available
  • Size range from 1/8" thru 1" tubing and pipe
  • Variety of end connections include Hy-Lok tube fittings, male/female NPT and IS threads. Tube and pipe socket weld available
  • 316 stainless steel and alloy 400 standard, special alloys available
Unless otherwise stated all dimensions are in milimeters (mm)
Part Number Dim.
L
Dim.
L3
Dim.
M
Dim.
M1
Dim.
M2
Dim.
N1
Dim.
P
Dim.
Q
Inlet End
Connection
Orifice Outlet End
Connection
S
Angle
S
Straight
GB1F-2N50.8 25.4 32.6 27.8 32.6 9.6 45 15.1 1/8" Female NPT4.0 1/8" Female NPT82.6 77.8
GB1F-4N52.4 25.4 32.6 27.8 32.6 9.6 45 15.1 1/4" Female NPT4.0 1/4" Female NPT82.6 77.8
GB1M-4N50.8 25.4 35.0 27.8 32.6 9.6 45 15.1 1/4" Male NPT4.0 1/4" Male NPT82.6 77.8
GB1MF-4N52.4 25.4 32.6 27.8 32.6 9.6 45 15.1 1/4" Male NPT
1/4" Female NPT
4.0 1/4" Male NPT
1/4" Female NPT
82.6 77.8
GB1H-6M61.9 37.3 38.9 27.8 27.8 9.6 45 15.1 6mm Hy-Lok 4.0 6mm Hy-Lok 77.8 77.8
GB1H-4T61.9 37.3 38.9 27.8 27.8 9.6 45 15.1 1/4" Hy-Lok 4.0 1/4" Hy-Lok 77.8 77.8
GB1SW-4T46.0 30.2 31.8 27.8 27.8 9.6 45 15.1 1/4" Tube Weld 4.0 1/4" Tube Weld 77.8 77.8
GB1H-8M61.9 37.3 38.9 27.8 27.8 9.6 45 15.1 8mm Hy-Lok 4.0 8mm Hy-Lok 77.8 77.8
GB2F-4N57.2 28.6 38.1 34.1 37.3 12.7 64 19.9 1/4" Female NPT6.4 1/4" Female NPT96.9 93.7
GB2F-6N57.2 28.6 38.1 34.1 37.3 12.7 64 19.9 3/8" Female NPT6.4 3/8" Female NPT96.9 93.7
GB2H-10M73 39.7 46.1 34.1 34.2 12.7 64 19.9 10mm Hy-Lok 6.4 10mm Hy-Lok 93.7 93.7
GB2H-6T73 42.9 45.3 34.1 31.0 12.7 64 19.9 3/8" Hy-Lok 6.4 3/8" Hy-Lok 90.5 93.7
GB2H-12M77.8 42.1 48.4 34.1 34.2 12.7 64 19.9 12mm Hy-Lok 6.4 12mm Hy-Lok 93.7 93.7
GB2H-8T77.8 42.1 47.6 34.1 34.2 12.7 64 19.9 1/2" Hy-Lok 6.4 1/2" Hy-Lok 93.7 93.7
GB2SW-4P 57.2 28.6 38.1 34.1 37.3 12.7 64 19.9 1/4" Pipe Weld 6.4 1/4" Pipe Weld 93.7 93.7
GB2SW-6T57.2 28.6 38.1 34.1 37.3 12.7 64 19.9 3/8" Tube Weld 6.4 3/8" Tube Weld 93.7 93.7
GB2SW-8T57.2 25.4 38.1 34.1 35.7 12.7 64 19.9 1/2" Tube Weld 6.4 1/2" Tube Weld 95.3 93.7
GB3F-8N79.4 39.7 50.8 46.1 50.8 15.9 89 26.2 1/2" Female NPT11.0 1/2" Female NPT126.2 121.5
GB3F-12N82.6     48.4   19.9 89 26.2 3/4" Female NPT11.0 3/4" Female NPT  123.9
GB3F-16N92.1     54.0   25.4 89 26.2 1" Female NPT11.0 1" Female NPT  129.4
GB3MF-8N79.4 39.7 50.8 46.0 50.8 15.9 89 26.2 1/2" Male NPT
1/2" Female NPT
11.0 1/2" Male NPT
1/2" Female NPT
126.2 121.5
GB3MF12N82.6     48.4   19.9 89 26.2 3/4" Male NPT
3/4" Female NPT
11.0 3/4" Male NPT
3/4" Female NPT
  123.9
GB3MF16N92.1     54.0   25.4 89 26.2 1" Male NPT
1" Female NPT
11.0 1" Male NPT
1" Female NPT
  129.4
GB3H-12M100.0     46.0   20.0 89 26.2 12mm Hy-Lok 11.0 12mm Hy-Lok   121.5
GB3H-8T100.0 53.2 61.1 46.0 47.6 20.0 89 26.2 1/2" Hy-Lok 11.0 1/2" Hy-Lok 123.1 121.5
GB3H-12T100.0 53.2 61.1 46.0 47.6 20.2 89 26.2 3/4" Hy-Lok 11.0 3/4" Hy-Lok 123.1 121.5
GB3H-16T100.0     47.6   22.0 89 26.2 1" Hy-Lok 11.0 1" Hy-Lok   123.1
GB3SW-8P 79.4 39.7 50.8 47.6 50.8 20.0 89 26.2 1/2" Pipe Weld 11.0 1/2" Pipe Weld 126.2 123.1
GB3SW-8T79.4 42.9 50.8 46.0 47.6 15.9 89 26.2 1/2" Tube Weld 11.0 1/2" Tube Weld 123.1 121.5
GB3SW-12T79.4     46.0   15.9 89 26.2 3/4" Tube Weld 11.0 3/4" Tube Weld   121.5
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