Founded in 1990, China Famen Bearing Co., Ltd. is specialized 4 coupling manufacturer and 4 couplings distributor of all types of custom and cheap bearings. We obtained ISO9002, ISO14001, and QS9000 certificates in 1995 and 1996, 1999 respectively. Other advanced equipments include four RGB and RCI series heat treatment production lines with a treatment quantity totaling 1,500 kilograms per hour. The Multi-points temperature control meters and CNC display meters with bi-directional control have been adopted to complement these units.

Outer diameters; 4¼" x 4¼"
4" connector coupling let's you connect 2 flat ended fittings together.
Example: connect a Y to a T, or Elbow to Y.
The 4" Connector Coupling let's you connect two flat ended fittings together with it's two compressed ends. For wet or dry use, this coupling is ideal for messy corners, dusty top shelves, even those cobwebs up high. Along with this handy accessory, the Shop-Vac offers the most complete line of vacuum cleaners available for industrial and commercial applications, plus a wide range of accessories that are specifically designed to meet the heavy-duty cleaning needs of the sanitary maintenance professional. Couples (2) 2.5" hoses for extended reach. Helps get those hard-to-reach corners of the shop. Shop-Vac is recognized as the world leader in wet/dry vacuums. Along with this handy accessory, Shop-Vac offers the most complete line of vacuum cleaners available for industrial and commercial applications, plus a wide range of accessories that are specifically designed to meet the heavy-duty cleaning needs of the sanitary maintenance professional.

Orbit Underground #37165 1/2" Plastic Barb Coupling
ORBIT UNDERGROUND
1/2", High Impact Plastic, Barb Coupling, Riser Flex Fitting, For Use With 1/2" Riser Flex Pipe, Molded. Sustain Moderate Torque Loads. Stainless Steel 303. Precision Machined. Four Set Screw Locking. Marine and Food Applications. Precision machined stainless steel set screw couplings give you quality torque transmission and alignment of shafting in a cost effective design. Made of Stainless Steel 303 for high strength and corrosion resistance. Provided with two set screws made of Stainless Steel 18-8. Bore Tolerance: +0.003/ -0.000 inches. 8-foot hose connects camping appliance to bulk propane tank. Fitted with brass couplings. Type 1 (QCC1) coupling. Fitted with brass couplings, this 8-foot hose connects a camping appliance such as a stove to a bulk propane tank. The hose has a Type 1 (QCC1) coupling. Shop-Vac is the recognized world leader in wet/dry vacs. We have maintained worldwide respect for more than 30 years by continuing to innovate and advance the technology of wet/dry vacs.

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