Pneumatic Actuator Heavy Duty Type

AD Series

Item

AD250D

AD300D

AD350D

AD400D

Operating Type

Scotch - Yoke

Operating Media

Compressed Dry Air

Operating Pressure

4 ~ 7kg/cm2

Rotating Angle

90° ±5°

Operating Temperature

-20°C ~ 80°C(Option : -40°C ~ 200°C)

Weight(kg)

130

230

330

450

No.	Part Name	Materials	No.	Part Name	Materials
1	Body	Steel Alloy	16	Piston Rod O-ring	NBR
2	Shaft	Steel Alloy	17	Cylinder	Steel Alloy
3	Shaft O-ring(Bottom)	NBR	18	Cylinder Guide Bolt	Steel Alloy
4	Shaft Bush	Engineering Plastic	19	Piston	Steel Alloy
5	Shaft O-ring(Top)	NBR	20	Piston O-ring	NBR
6	Yoke	Steel Alloy	21	Piston Fixing Washer	Stainless Steel
7	Yoke Block	Steel Alloy	22	Piston Fixing Bolt	Stainless Steel
8	Body Cover	Steel Alloy	23	Cylinder Cover(Out)	Steel Alloy
9	Body Cover Bolt	Stainless Steel	24	Holder	Steel Alloy
10	Piston Rod	Steel Alloy	25	Cylinder Cover Washer(Out)	Stainless Steel
11	Piston Rod Bush	Engineering Plastic	26	Cylinder Cover Bolt(Out)	Stainless Steel
12	Cylinder Cover Bolt(In)	Stainless Steel	27	Stopper Washer	Stainless Steel
13	Cylinder Cover Washer(In)	Stainless Steel	28	Stopper Nut	Stainless Steel
14	Cylinder Cover(In)	Steel Alloy	29	Stopper Bolt	Stainless Steel
15	Cylinder Bolt	Stainless Steel

Unit : Nm

Model	Angle	Supply Air
		4bar		5bar		6bar
		Close	Open	Close	Open	Close	Open
AD250D	0°	4,200	4,100	5,200	5,100	6,300	6,200
	45°	3,100	3,000	3,800	3,600	4,600	4,400
	90°	4,100	4,300	4,900	5,100	6,000	6,500
AD300D	0°	11,740	9,540	15,000	11,860	18,300	14,160
	45°	5,600	5,300	7,000	6,700	8,400	8,000
	90°	10,100	11,500	12,400	14,600	14,800	17,800
AD350D	0°	16,000	17,500	21,600	21,300	24,600	24,000
	45°	9,600	8,800	11,600	11,100	13,700	13,300
	90°	14,000	14,900	17,800	19,800	20,500	26,800
AD400D	0°	21,600	23,600	29,100	28,700	38,600	32,400
	45°	12,950	11,800	15,650	15,000	18,500	18,000
	90°	18,900	20,100	24,000	26,700	27,650	36,150

Unit : mm

Model	L1	L2	ØA	ØD	S	KEY	ØC	N-M	PT
AD250D	445	445	313	55	65	16 x 10	165	4-M20	PT 3/8"
AD300D	545	545	370	70	85	20 x 12	254	8-M16	PT 3/8"
AD350D	710	710	410	80	85	28 x 16	298	8-M20	PT 1/2"
AD400D	785	785	470	80	85	28 x 16	298	8-M20	PT 1/2"

AS Series