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Manually Operated Couplings with Standard Valves

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Maxbar supplies standard Walther couplings in a variety of sizes made for a number of applications. These manually operated couplings can be used in low, medium and high pressure applications. Each series is manufactured for a specific use to ensure that the coupling used is the best fit for the job. Whether you're looking for the Walther Coupling model HP-006 or LP-006, Maxbar has the manual Walther couplings you need.

Manually Operated Couplings with Standard Valves
Series End fitting size range Working Pressure psi Cv Features Click on picture to enlarge
LP Series 1/8" - 2" 435 - 2,900 0.17 - 68 General purpose Low Pressure coupling. Also available in 2 & 3 branch versions. Includes 06, 07, LV & SP sub-series. (click photo below)
06 Series 1/8" 1,450 0.17 Very small, male side not valved. Part of LP Series Small Couplings
07 Series 1/8" 2,900 0.14 One hand operation. Part of LP Series
LV Series 1/8" - 1/4" 860 0.3 Extended body . Part of LP series (click photo above)
SP Series 1/4" - 1/2" 1,450 0.73 High pressure version of LP-006. LP Series. May be marked with "NW6" on 6mm version.
MD/SG Series 1/4" - 2-1/2" 1,450 - 3,625 0.73 - 68 General purpose Medium Pressure couplings. Also available for plate mounting & sub-sea use. MD Couplings.jpg (14977 bytes)
HP Series 1/8" - 2-1/2" 2,900 - 40,000 0.1 - 82 General purpose High Pressure couplings. Also for plate mounting, esp. for subsea use. Very robust, esp. with RV option.  HP Couplings.jpg (23334 bytes)
KL Series 1/4" - 2" 145 - 170 0.73 - 30 Popular low cost, corrosion resistant, plastic couplings. Mates w/LP couplings. KL Couplings.jpg (15946 bytes)
UF Series 1/4" - 2" 435 - 580 0.73 - 29 Non-round, non-interchangeable shapes. UF Couplings.jpg (16720 bytes)
32 Series 1/4" - 1/2" 20 - 290 0.82- 2.5 Bleed-off air line couplings. Bleeds pressure from air lines on disconnection. 32-Series.jpg (14339 bytes)
904 Series 2mm - 6mm tube 10- 145 thru Miniature, multi-tube fluidic connectors. --
11 Series 3/4" & 1" 360 - 650 -- Designed specifically for heat transfer oils. 590ºF continuous. Jam-free locking mechanism. 11 Series system.jpg (36473 bytes)
22 Series various various various Couplings primarily for medicalapplications: kidney dialysis, body fluids, diagnostic machines etc. 22 Group.jpg (44006 bytes)
LD Series various various various Designed for a variety of medical gases. Conforming to European Standard EN 739. LD series 1.jpg (53603 bytes)
TE Series 1/2" - 2' 435 - 775 -- All PTFE seals. For cryogenic temp. to 480°F, aggressive & mixed fluids. TE-series-1a.jpg (27954 bytes)
EH Series 1-1/4" - 4" 230 - 725 -- EZ connect, EZ flow for pastes, powders, food, etc. Zero insertion length. Non-valved. Series-EH-1a.jpg (41103 bytes)
31 Series -- -- -- Gasoline couplings to mate with SAE J2044 nipples. Primarily for auto engine testing. assets/images/Series-31-1a.jpg (26906 bytes)
SH Series 3/8" - 3/4" 10,000 1.2 Screw-together, high pressure for diver operation. Metal primary seal for subsea use.  --

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