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BHydraulics Non-Spill Couplings Hydraulic Quick Couplings NS Series inDropPressurePSID 5 8 7 6 4 2 3 1 Features 1. Positive valve stop.The perch maintains valve alignment and provides metal to metal valve stop to ensure that the Applications valves open fully, every time. Non-Spill couplings by Parker are widely used in the public 2. Captive valve seal assures "bubble tight" poppet sealing. utility market where hydraulic oil spillage can constitute a The valve seal is positively captured by the metal poppet serious safety hazard, particularly in overhead bucket hoists to minimize seal washout or damage from high velocity that are used for maintenance of high-voltage power fluid. transmission lines.These couplings are also used for quick 3. Hardened nipples and sleeves and solid barstock change of hydraulic hand tools in the construction, railway construction make for a quality coupling with maximum maintenance and mining industries.They are also ideal for in- resistance to damage from hydraulic and mechanical plant use where excess oil spillage can create a hazard. shock. 4. The seal is designed to withstand high pressures and Note provide reliable sealing. 1/2" and above sizes feature teflon back-up rings that support mating seals for high pressure Protective dust plugs and caps play a crucial role in the life of applications. a quick coupling and no purchase of a hydraulic quick 5. Durable ball-locking assure reliable connection, every coupling is complete without the selection of an appropriate time. A large number of locking balls distribute the work dust plug and cap. load evenly while providing alignment and swiveling action See pages noted in Table of Contents for dust plugs and caps to reduce hose torque and prolong hose life. for the Parker full line of hydraulic couplings. CAUTION: these products are not to be used as swivels, rotation under pressure will result in excessive and Performance premature wear. NS Series (3/8; 1/2; 3/4; 1") 6. Female pipe (NPSF), SAE O-Ring Boss and British pipe Test Fluid: Oil - 200 SUS (BSPF) are available as standard. 100 100 90 90 80 80 7. Dry-Disconnect Series couplings employ flush valving 70 70 60 60 when connecting or disconnecting.This means that the 50 50 valves are mated together so that only small amounts of 40 40 fluid can be lost during disconnection or air included during 30 30 reconnection. 3/8" 20 20 8. Sleeve locking mechanism prevents accidental disconnection when the coupling is dragged along the ground. Sleeve is rotated to engage the lock.The sleeve- 1/2" 3/4" 1" 10 10 lock feature is standard on this product. 9 9 8 8 7 7 Specifications 6 6 5 5 Body Size (in.) 3/8 1/2 3/4 1 4 4 Rated Pressure (PSI) 2500 2500 2500 2500 3 3 Rated Flow (GPM) 10 12 30 50 2 2 Temperature Range (std seals) -40� to +250�F Spillage (ML) 0.020 0.070 0.150 0.220 (max.per disconnect) 1 1 1 2 3 4 5 6 78910 20 40 60 80100 Air Incl. (ML) 0.010 0.020 0.050 0.070 (max.per disconnect) Flow in USGPM Quick Coupling Division 8145 Lewis Road � Minneapolis, MN 55427 B-20 www.parker.com/quickcouplings
Goodyear Rubber Products
