Data Sheet for Product

Technical Bulletin 256 Flowrite 599 Series 2-1/2 to 6-Inch Valve, 2-Way & 3-Way and Actuator Assembly Selection
Document No. 155-776
December 26, 2017
Page 10 Siemens Industry, Inc.
Figure 3. Actuator Dimensions.
Table 5. Dimensions of the Actuator and Recommended Service Envelope.
Dimensions in Inches (Millimeters).
Actuator
Actuator
Prefix
Code
Actual
Height of
Actuator
H1
Service
Height
H
Actual Width or
Di
ameter of Actuator
W1
Service
Width
W
8-inch
Pneumatic
277, 278,
283, 284
14-1/8
(359)
26
(660)
8-3/4 (222) diameter
21
(533)
12-inch
Pneumatic
279, 281,
285, 287
17-7/8
(454)
30
(762)
15-1/8 (384) diameter
27
(686)
SKB/C with
handle closed
289, 290,
291, 292,
293, 294
14-3/4
(375)
22-3/4
(578)
7 (178) width ×
8-15/16 (226) depth
25
(635)
SKD
267, 274,
275, 276
11-13/16
(300)
19-3/4
(500)
5 (127) width ×
6-5/8 (169) depth
14-1/2
(360)