[SM-215164-A/2]
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33
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MAINTENANCE
6
3)
4KA/B430
・
4KA/B440
・
4KA/B450
Item
No.
Parts name
Material
Qty
Remarks
①
Machine screws for mounting switch
Steel
4
M3
×
31
②
Grommet coil ass’y
-
2
③
Spring
Stainless steel
2
④
Plunger
Stainless steel
2
⑤
Machine screw
Steel
2
M3
×
26
⑥
Manually operation button
Resin
2
⑦
O ring
Nitrile rubber
2
⑧
Spring
Stainless steel
2
⑨
O ring
Nitrile rubber
2
⑩
Parallel pin
Nitrile rubber
2
⑪
Manually pushing up pin
Resin
2
⑫
Pilot valve seat
Resin
2
⑬
Filter
Resin
2
⑭
Gasket
Nitrile rubber
2
⑮
Piston packing
Nitrile rubber
2
⑯
Piston
Resin
2
⑰
Socket headed bolt
Steel
3
M4
×
45
⑱
Body
Aluminum alloy die casting
1
4KB4
⑲
Body
Aluminum alloy die casting
1
4KA4
⑳
Bottom seat
Brass
2
㉑
O ring
Nitrile rubber
2
㉒
Spring
Stainless steel
2
㉓
Valve seat
Nitrile rubber
2
㉔
Spool Ass’y
1
㉕
Spring retainer
Resin
2
㉖
Spring
Stainless steel
1
㉗
E shape snap ring
Stainless steel
1
㉘
Body block
1
㉙
Machine screw
Steel
2