773D Off-Highway Truck and 775D Quarry Truck Caterpillar


Relief Valve (Torque Converter Outlet)

Usage:

773D 7CS



图 1g01386994



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剖面 A-A

压力设定值 ... 414 ± 34 kPa (60 ± 5 psi)

流量 ... 132.5 ± 0.8 L/min (35.0 ± 0.2 US gpm)

(1) 螺塞的扭矩 ... 35 ± 4 N·m (26 ± 3 lb ft)

(2) 螺塞的扭矩 ... 45 ± 4 N·m (33 ± 3 lb ft)

(3) 8M-8627 弹簧

测试长度 ... 53.6 mm (2.11 in)
试验载荷 ... 395 ± 32 N (89 ± 7 lb)
测试后的自由长度 ... 78.7 mm (3.10 in)
外径 ... 19.8 mm (0.78'')

(4) 5M-9624 垫片

厚度 ... 0.25 mm (0.010")
一个隔套的压力变化 ... 5 kPa (0.7 psi)

5M-9623 垫片

厚度 ... 0.90 mm (0.035'')
一个隔套的压力变化 ... 18 kPa (2.6 psi)

5M-9622 垫片

厚度 ... 1.60 mm (0.063")
一个隔套的压力变化 ... 32 kPa (4.6 psi)

(5) 5M-9548 弹簧

测试长度 ... 21.3 mm (0.84")
试验载荷 ... 4.5 ± 0.5 N (1.0 ± 0.08 lb)
测试后的自由长度 ... 34.0 mm (1.34 in)
外径 ... 12.2 mm (0.48")

(6) 四个螺栓的扭矩 ... 48 ± 7 N·m (35 ± 5 lb ft)

Caterpillar Information System:

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