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Non-Spill Couplings Hydraulic Quick Couplings FF Series PSIDinDropPressure 1 2 3 4 5 7 8 6 Applications Parker FF Series couplings are widely used in the public Features utility market where hydraulic oil spillage can constitute a 1. Sleeve locking mechanism is engaged by rotating sleeve serious safety hazard, particularly in overhead bucket hoists after connection. It prevents accidental disconnection that are used for maintenance of high-voltage power when, for example, the coupling is dragged along the transmission lines.These couplings are also used for quick ground during use. change of hydraulic tools in construction, railway maintenance and mining industries.The ease of cleaning makes them ideal 2. Sleeve mechanism is designed to help prevent dirt from for use in these types of hostile environments. entering the internal mechanism and thus causing faulty operation when connecting or disconnecting.The sleeve Note: Protective dust plugs and caps play a crucial role in the covers the retaining ring and also incorporates a dust seal life of a quick coupling and no purchase of a hydraulic quick in the spring area. coupling is complete without the selection of an appropriate dust plug and cap. See pages noted in Table of Contents for 3. Hardened nipples and sleeves and solid barstock con- dust plugs and caps for the Parker full line of hydraulic struction make for a quality coupling with maximum couplings. resistance to damage from hydraulic and mechanical shock. Specifications 4. This Anti-Blowout BFT seal is designed to prevent blow- out or damage during severe service conditions. Body Size (in.) 1/4 3/8 1/2 3/4 1 5. Durable ball-locking mechanism assures reliable Rated Pressure (PSI) 5000 3000 3000 3000 3000 connections, every time. A large number of locking balls Rated Flow (GPM) 3 6 12 28 50 distributes the work load evenly while providing alignment Temperature Range -40� to + 250�F and swiveling action to reduce hose torque and prolong Spillage (ML) .015 .015 .020 .150 .200 hose life. CAUTION:These products are not to be used as (max.per disconnect) swivels. Rotation under pressure will result in excessive Air Inclusion (ML) .020 .020 .070 .100 .150 and premature wear. (max.per connect) 6. Female pipe (NPSF), British pipe (BSPP) and SAE O-Ring Boss are available as standard. Performance 7. FF Series couplings employ flush valving when connecting FF Series (1/4; 3/8; 1/2; 3/4; 1") or disconnecting.This means that the valves are mated Test Fluid: Oil - 200 SUS 100 100 90 90 together so that only small amounts of fluid can be lost 80 80 70 70 60 60 during disconnection or air inclusion during reconnection. 50 50 BHydraulics 40 40 8. The 3/8" size conforms to HTMA (Hydraulic Tool 30 30 Manufactures Association) standards. All sizes incorporate 20 20 flush face mating surfaces which greatly facilitate cleaning 1/4" 3/8" 1/2" 3/4" 1" of the product when disconnected. HTMA couplings (3/8" 10 10 only)-coupler and nipple are marked with a directional flow 9 9 8 8 7 7 arrow as per specifications. However, couplings are bi- 6 6 5 5 directional. 4 4 3 3 2 2 1 1 1 2 3 4 5 6 7 8910 20 30 40 50 60 Flow in USGPM Quick Coupling Division 8145 Lewis Road � Minneapolis, MN 55427 B-23 www.parker.com/quickcouplings
Goodyear Rubber Products
