Kamvalok® 1700ESL & 1700ES Series Transportation Couplers


Transport Series Dry Disconnect Couplings are considered the standard of the industry for use on multi-compartment petroleum, solvent and chemical product delivery trucks with an on-board pumping unit.


Below is a listing of some of the products/applications that have successfully used Kamvalok® couplers.

Chemical Application
Acetone  Tank Cars 
Acrylates  In Plant
Acrylic Acid Tank Truck
Acrylonitrile Tank Cars
Acrylonitrile, MMA, Butyl Acrylate  
Allyl Chloride  
Allyl Lites  
Amines (Various) Tank Truck
Anthranilic Acid (AA) Tank Cars
Anthranilic Acid (AA) Tank Truck
Automotive Paint In Plant
Benzene Tank Cars
Benzene Tank Truck
Butyl Acrylate Tank Trucks
Butyl Acrylate, Acrylic Acid, Acrylic Monomers  
C5 Raffinate Tank Truck
Crude Acetone  Tank Truck
Crude MBA Tank Truck 
CTLO (coal tar light oil) Tank Cars 
Cumene  Tank Truck 
DCDP  Tank Truck 
Diesel Exhaust Fluid (DEF)  Totes 
Dow Therm Tank Trucks 
Enserv  Totes/trucks 
Epichlorohydrin  Tank Cars 
Ethelyne Oxide Rail Car 
Ethyl Acrylate  Tank Cars 
Ethyl Acrylate  Tank Truck 
Ethylene Oxide (EO)  Tank Cars 
Flex Caustic  Tank Truck 
Glycol (deicing fluids)  Tank Trucks 
Hydrogen Peroxide  Rail Car 
Isoprene  Tank Truck 
Isopropyl Alcohol  Tank Truck 
Light Paralysis Oil Tank Truck 
LRO  Tank Truck 
Lubricating Oils  Tank Trucks 
Methanol  Rail Car 
Mixed Alcohol  Tank Truck 
Monochloroacetic Acid, 80% Solution (MCAA)   
Nitirc Acid  Tank Truck 
Paralysis  Tank Truck
Peperzine  Tank Truck
Piperylene  Tank Truck
Polyol  Rail Car
Propylene Tank Cars 
Propylene Oxide (PO)  Tank Truck 
Propylene Oxide (PO)  Rail Car 
RTBA  Tank Truck 
Sour Gasoline  Tank Cars 
Spent Caustic  Tank Truck 
Styrene   Tank Truck 
Styrene   Rail Car 
Sulfuric Acid (H2SO4), virgin 96%  Tank Truck 
Tebol 99 Tank Truck 
Telene (tobacco herbicide)  Totes/trucks 
Telone II   
Tert-Butyl Hydroperoxide (TBHP)  Tank Truck 
Trichlorobenzoic (TBA) Acetone  Tank Truck 
Trichlorobenzoic (TBA) Heavies  Tank Truck 
WFE Distillate  Tank Truck 
WFE Feed  Tank Truck 
WFE Heavies  Tank Truck 

Features & Benefits
  • Available in 2”
  • Aluminium material of construction.
  • Offered with or without AutolokTM Locking Arms.
  • Features Poppeted Seal Cylinder with Snap-on Nose Seal.
  • Simple Cam and Groove Design with Lever Actuation.
  • 360° Orientation – coupler can be connected in any orientation onto the adaptor.
  • Manufactured in compliance with the highest quality standards of design, materials and construction.
  • Spill Protection - Helps to reduce the hazards involved in the connection/disconnection process of transferring hazardous materials.
  • Autolok™ Locking Arms - Provide added protection with an automatic locking mechanism signaled by a positive click. Uncoupling requires only an easy tug on the lock release.
  • Provides For Total Closed-Loop Loading Capabilities - When used with the OPW 2173N Vapor Recovery Dry Disconnect coupling protects people and property from dangerous and potentially costly exposure by keeping hazardous liquids and vapors in-line and out of the environment.
  • Dual Protection - OPW Kamvaloks® provide automatic closure from both directions - the coupler and the adaptor.
  • Ease of Use - The simple connection and disconnection design and lever actuated internal poppet configuration makes this the first choice for liquid transfer operations.

Technical Information


Design Parameters



Size In Inches (Nominal) 2"
A Top of body to centerline of elbow 9-9/16"
B Centerline of elbow to end of elbow 2-3/4"
C Distance across cam arms when closed 4-3/8"
C1 Distance across cam arms when open 8"
D Centerline of stem to end of handle 4-5/8"
E Diameter of coupler end 3-33/64"
F Length of unit 11-3/16"
G Centerline of coupler to outside of handle 3-5/8"
H Pipe thread (NPT) 2"
J Distance across flats of octagon 3"

Parts Breakdown



Parts Breakdown


Temperature/Pressure Chart

Kamvalok Operations


AAR Number Description
E129504 1600AN Series Kamvalok Adpater – Threaded
E129505 1600ANF Series Kamvalok Adapter – Flanged
E129507 634B/733DCL Series Kamlok/Autolok Dust Caps


CRN Number Region Description
OA4911.5R1 Ontario 1.5”, 2”, 3” Aluminum and SST Kamvalok
Ordering Information

Order Guide


Ordering Specification:


Prod. No. Size/Description
1711ESL-AL20 2” KVL Coupler/Elbow Swivel, Locking Arms, Buna-N
1712ESL-AL20 2” KVL Coupler/Elbow Swivel, Locking Arms, Fluorocarbon
1714ESL-AL20 2” KVL Coupler/Elbow Swivel, Locking Arms, EPDM

Order Guide


Ordering Specification:


Prod. No. Size/Description
1711ES-0200 2” Aluminum, Acetal, Buna-N Seals
1712ES-0200 2” Aluminum, Acetal, Fluorocarbon Seals
1714ES-0020 2” EPDM Aluminum, Acetal, EPDM
Use your Enquiry Cart to make an enquiry, send your collection to a friend via email, or add your item into your wishlist.
Submit Enquiry 
Submit a product Enquiry / Quote to Liquip customer service
Save as Wishlist 
Save as Wishlist - handy function for account holders
Send to a Friend 
Send you selection of products to a friend via a convenient email link
Image Item Description
Add Item into Enquiry Cart

Item added into a Enquiry Cart

Use your Enquiry Cart to make an enquiry, save your cart as wishlist or send your collection to a friend via email.

Related Products

    Recommended products for replacement


      Contact us for a quote or for further information.
      Are you enquiring about multiple products? Consider using our Enquiry Cart