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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
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Unit of Measure
Items
4900 Purge Valve Male

Purge Valves
4900 Purge Valve Male

Purge Valves
4900 Purge Valve Fractional Tube Fitting

Purge Valves
4900 Purge Valve Fractional Tube Fitting

Purge Valves
4900 Purge Valve Male

Purge Valves
Description N/A 4900 Series Purge Valves, 1/8 in MNPT, Body Material: Brass, Ball Material:, 316 Stainless Steel, Handle: Knurled Brass N/A 4900 Series Purge Valves, 1/8 in MNPT, Body Material: 316 SS, Ball Material:, 316 Stainless Steel, Handle: Knurled Stainless Steel N/A 4900 Series Purge Valves, 1/4 in Duolok Tube Fitting, Body Material: Brass, Ball Material:, 316 Stainless Steel, Handle: Knurled Brass N/A 4900 Series Purge Valves, 1/4 in Duolok Tube Fitting, Body Material: 316 SS, Ball Material:, 316 Stainless Steel, Handle: Knurled Stainless Steel N/A 4900 Series Purge Valves, 1/4 in MNPT, Body Material: Brass, Ball Material:, 316 Stainless Steel, 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 in N/A 1/8 in N/A 1/4 in N/A 1/4 in N/A 1/4 in
A N/A 1.62 in41.15 mm N/A 1.62 in41.15 mm N/A 1.94 in49.28 mm N/A 1.94 in49.28 mm N/A 1.81 in45.97 mm
Ball Material N/A 316 SS
B N/A 0.38 in9.65 mm N/A 0.38 in9.65 mm N/A 0.69 in17.53 mm N/A 0.69 in17.53 mm N/A 0.56 in14.22 mm
C Hex Size N/A 1/2 in N/A 1/2 in N/A 1/2 in N/A 1/2 in N/A 9/16 in
Working Pressure N/A 3000 psig206 bar N/A 4000 psig275 bar N/A 3000 psig206 bar N/A 4000 psig275 bar N/A 3000 psig206 bar
Product Descriptions N/A Male NPT N/A Male NPT N/A Fractional Tube Fitting N/A Fractional Tube Fitting N/A Male NPT