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Tank Trailer Valves & Vents

Our tanker trailer vent & valve products include Civacon, BTI, Betts, and Dixon. Emergency valves, vapor valves, butterfly valves & much more. The Jack Olsta Co. has everything you need in tank trailer valves and vents related. Don't see what you're looking for? Fill out the form below or give us a call at 936-291-7940. Our team is ready to answer your tank trailer questions!

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  1. Betts Emergency Valves
    Product #: Emergency Valve- Betts
    Betts Emergency Valves
    Starting at $176.51
  2. Civacon Vapor Vents
    Product #: Sequential Vapor Vent- Civacon
    Civacon Vapor Vents
    Starting at $279.83
  3. Civacon Nv4000 Normal (PPV) Vent Assembly
    Product #: NV4000
    Civacon Nv4000 Normal (PPV) Vent Assembly
    $57.97
  4. Betts Chemical Trailer Vents
    Product #: Pressure/Vac Vents- Betts
    Betts Chemical Trailer Vents
    Starting at $588.70
  5. BTI Trailer Relief Valves
    Product #: Trailer Relief Valve- B.T.I.
    BTI Trailer Relief Valves
    Starting at $94.57
  6. Civacon 3-2 Stacking Valve
    Product #: 12050-A
    Civacon 3-2 Stacking Valve
    $131.79
  7. Betts 3.5 In. Threaded Vapor Vent
    Product #: AVT3.5ALTS
    Betts 3.5 In. Threaded Vapor Vent
    $178.93
  8. Hydraforce Kit, Solenoid Bi-Pass Valve
    Product #: SV162116TN12DL/W
    Hydraforce Kit, Solenoid Bi-Pass Valve
    $198.54
  9. Betts Manlid Normal (PPV) Vent
    Product #: 6496ALB
    Betts Manlid Normal (PPV) Vent
    $60.53
  10. Dry Bulk 3 In. Swing Check Valve
    Product #: 3030SQ-SSP
    Dry Bulk 3 In. Swing Check Valve
    $158.70
  11. Tanker Trailer Civacon Air Interlock Valve
    Product #: 300
    Tanker Trailer Civacon Air Interlock Valve
    $72.81
  12. Ball Valve 2 In. Brass Full Port
    Product #: BVB-FP-NPT-200
    Ball Valve 2 In. Brass Full Port
    $43.57
  13. Chem/HYD Internal Valve Assembly, 4 In., Stainless Steel
    Product #: V-CHTH-A-4
    Chem/HYD Internal Valve Assembly, 4 In., Stainless Steel
    $1,088.54
  14. Rebuild, Vent, Pressure, 3 In., Swivel, #25
    Product #: RVP3ST-25-REBUILD
    Rebuild, Vent, Pressure, 3 In., Swivel, #25
    $488.13
  15. Rebuild ,3 In. Stainless Steel Threaded QRB HYD
    Product #: QR713SST-REBUILD
    Rebuild ,3 In. Stainless Steel Threaded QRB HYD
    $475.24
  16. Vent, Pressure, 25#, 4 In. Threaded
    Product #: DOT407LT-25-REB
    Vent, Pressure, 25#, 4 In. Threaded
    Special Price $131.54 Regular Price $150.33
  17. Vent, Pressure, 3 In. NPT, 25 PSI - Rebuild
    Product #: DOT3X407T1-REBUILD
    Vent, Pressure, 3 In. NPT, 25 PSI - Rebuild
    Special Price $133.26 Regular Price $148.07
  18. HYD Hand Pump GEN 2 Assembly
    Product #: GZ30002
    HYD Hand Pump GEN 2 Assembly
    $374.40
  19. PV THD 3 In., NPT Press Only
    Product #: GE00400
    PV THD 3 In., NPT Press Only
    Special Price $805.21 Regular Price $1,095.64
  20. Internal, Valve, HYD, Stainless Steel
    Product #: GQ87000
    Internal, Valve, HYD, Stainless Steel
    Special Price $1,011.61 Regular Price $1,156.13
  21. Vent, Pres/Vac, 30#, 3 In., DOT407
    Product #: GA01310
    Vent, Pres/Vac, 30#, 3 In., DOT407
    $1,637.33
  22. 3 In. VB, 3 In. NPT
    Product #: GH02000
    3 In. VB, 3 In. NPT
    $971.38
  23. Valve, HYD, 4 In. X 4 In., 2 Pin - Rebuild
    Product #: CH46955SST-REBUILD
    Valve, HYD, 4 In. X 4 In., 2 Pin - Rebuild
  24. Vent, Vapor, 3 In. Swivel, 2 In.Outlet
    Product #: GU00000
    Vent, Vapor, 3 In. Swivel, 2 In.Outlet
    $911.11
  25. GE GVRABXT Swivel VRA With Tee Out
    Product #: GU02000-REBUILD
    GE GVRABXT Swivel VRA With Tee Out
    $708.20
  26. Vent, Vapor, 3 In. Swivel, 2 In. Outlet - Rebuild
    Product #: GU00000-REBUILD
    Vent, Vapor, 3 In. Swivel, 2 In. Outlet - Rebuild
    $429.93
  27. 4 In. 407 Vacuum Breaker - Rebuild
    Product #: GC72000-REBUILD
    4 In. 407 Vacuum Breaker - Rebuild
    Special Price $161.40 Regular Price $430.40
  28. 407 LT Pressure Relief Vent, 4 In., NPT #25
    Product #: GA00010-REBUILD
    407 LT Pressure Relief Vent, 4 In., NPT #25
    $164.35
  29. Rebuild - 4 In. X 3 In. HYD Actuator Q
    Product #: 35233SSTS-REBUILD
    Rebuild - 4 In. X 3 In. HYD Actuator Q
    Special Price $250.00 Regular Price $285.71
  30. 3 In. VB, 3 In. NPT
    Product #: GH02000-REBUILD
    3 In. VB, 3 In. NPT
    Special Price $152.46 Regular Price $169.40
  31. Vent, Combo, 25#, 3 In. Thread, Rebuild
    Product #: MC307BTWV-25-REBUILD
    Vent, Combo, 25#, 3 In. Thread, Rebuild
    Special Price $196.39 Regular Price $523.70
  32. 30MAWP, P/Vac Combo, 4 In. Thread On
    Product #: GA01400
    30MAWP, P/Vac Combo, 4 In. Thread On
    $1,489.17
  33. Valve Swing Chk3Sq/Spr/Si"
    Product #: 3001SQ-SSP
    Valve Swing Chk3Sq/Spr/Si"
    $156.10
  34. Spring Brake Control Valve; Se
    Product #: S110700
    Spring Brake Control Valve; Se
    $73.49
  35. Load Scale Valve Only
    Product #: 081870139
    Load Scale Valve Only
    $214.42
  36. Valve, Toggle, .250", Orifice
    Product #: 9941-0214
    Valve, Toggle, .250", Orifice
    $137.09
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Talk To an Olsta Specialist

Our team of trained professionals are ready to help and answer your trailer questions. Fill out the form or give us a call.

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Contact us with any questions:

810 IH 45 N
Huntsville, TX 77320
936-291-7940

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