Wheel bolts, nuts, lock nuts, weld nut, spring nut, washer, copper fasteners, stainless steel fasteners and other automotive fasteners.

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A handle is arranged in the middle of the frame, and the handle is connected with a big bevel wheel through a small bevel wheel.

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Adjusting the packing 1 Pump packing (1) continue to hand tighten the squeeze cap nut;(2) after opening the pump, adjust the gland nut, this time to allow a little more leakage;(3) slowly tighten the squeeze cap nut, gradually reduce the leak until the leak to an acceptable level;(4) If the disclosure of a sudden stop, should be back to tighten the gland nut, packing re-adjustment in order to prevent overheating;(5) adjust the leakage rate can reach a steady state.

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The packing nut of this valve is secured by a lock nut with left-handed threads which prevents accidental loosening of the packing nut.

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Its products cover business vehicles and passenger cars of all models. Its leading products are: engine high-strength bolts, anti-loose bolts, welding bolts, wheel bolts, flange bolts, combination bolts, wheel nuts, flange nuts, locking nuts and standards bolts, nuts, rivets, etc. Now the company's core customers domestically-known whole-vehicle manufacturing and automotive assembling enterprises such as FAW, Shanghai VW, FAW Jiefang, FAW Sedans, Tianjin FAW Xiali, FAW Jilin Autos, FAW Passenger Coaches, Shenyang Huachen, Anhui Hualing Autos, Beifang Benz, Jinan Heavy-duty Autos, Liaoning Shuguang, Baoding Great Wall, Deutz Dalian Diesel Engine Co., Ltd., Jiefang Wuxi Diesel Engine, etc.

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