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4900 Series
Purge Valves are designed to bleed, vent or drain system media or pressure and provide a leak-tight seal up to 4000 psig.  Compact, convenient, and 100% factory tested, FloLok’s manually operated

Specifications

Purge Valves require only 1/4 turn with a wrench from finger tight to create a leak tight seal up to 4000 PSIG.

  • Materials: Stainless Steel and Brass
  • Sizes: 1/8 through 1/2 in. 
  •  End Connections: Duolok®, Unilok®, Griplok® tube fittings and TruFit® NPT pipe end connections
  • Compact size
  • Quick opening and closing
  • 1/4-turn from finger tight to full open
  • Leak-tight seal
  • Knurl operator
  • Optional PTFE ball
  • 100% Factory Tested
Purge Valve - 4900 Series
Unit of Measure
Items 4900 Purge Valve Male
4906-B
Purge Valves
4900 Purge Valve Male
4906-316
Purge Valves
4900 Purge Valve Fractional Tube Fitting
4912-B
Purge Valves
4900 Purge Valve Fractional Tube Fitting
4912-316
Purge Valves
4900 Purge Valve Male
4916-B-TFE
Purge Valves
Description N/A 4900 Series Purge Valves, 1/8-27 MNPT, Body Material: Brass, Ball Material: 316 SS, Handle: Knurled Brass N/A 4900 Series Purge Valves, 1/8-27 MNPT, Body Material: 316 SS, Ball Material: 316 SS, Handle: Knurled Stainless Steel N/A 4900 Series Purge Valves, 1/4 in. Duolok Tube Fitting, Body Material: Brass, Ball Material: 316 SS, Handle: Knurled Brass N/A 4900 Series Purge Valves, 1/4 in. Duolok Tube Fitting, Body Material: 316 SS, Ball Material: 316 SS, Handle: Knurled Stainless Steel N/A 4900 Series Purge Valves, 1/4-18 MNPT, Body Material: Brass, Ball Material: TFE, Handle: Knurled Brass
Body Material N/A Brass N/A 316 SS N/A Brass N/A 316 SS N/A Brass
Connection 1 - Type N/A MNPT N/A MNPT N/A Duolok Tube Fitting N/A Duolok Tube Fitting N/A MNPT
Connection 1 - Size N/A 1/8-27 N/A 1/8-27 N/A 1/4 in. N/A 1/4 in. N/A 1/4-18
A N/A 1.63 in41.40 mm N/A 1.63 in41.40 mm N/A 1.95 in49.53 mm N/A 1.95 in49.53 mm N/A 1.83 in46.48 mm
Ball Material N/A 316 SS N/A 316 SS N/A 316 SS N/A 316 SS N/A TFE
B N/A 0.39 in9.91 mm N/A 0.39 in9.91 mm N/A 0.70 in17.78 mm N/A 0.70 in17.78 mm N/A 0.57 in14.48 mm
C Hex Size N/A 5/8 in
Working Pressure N/A 3000 psig206 bar N/A 6000 psig413 bar N/A 3000 psig206 bar N/A 6000 psig413 bar N/A 200 psig13.7 bar
Product Descriptions N/A Male NPT Purge Valve N/A Male NPT Purge Valve N/A Duolok Tube End Purge Valve N/A Duolok Tube End Purge Valve N/A Male NPT Purge Valve
Cv N/A