Flowserve Trunnball DL Ball Valves IOM User Manual
Page 5
5
NAF Trunnball DL Ball Valves NFENIM4168-00-A4 01/15
flowserve.com
Figure 3
1
20
2
17
10
9
8
11
13
12
7
6
18
19
24
14
5
23
15
3
4
16
25
22
21
6 Bill of Materials and Recommended Spare Parts Kits
Item
Qty
Part
Kit A
Stem
sealing kit
Kit B
Seat ring kit
(soft seated)
Kit C
Ball kit
(soft seated)
Kit D
Seat and ball kit
(metal seated)
Kit E
Seat seal
kit
Kit F
Bearing kit
Kit G
Seat spring
kit
1
1
Body, main
2
1
Body, cover
3
1
Ball
X
X
4
2
Seat ring
X
X
5
1
Stem
6
1
Circlip
X
7
1
Cover
8
1
Spring
X
9
1
Washer
X
10
1
Stem packing
X
11
1
Washer
X
12
1
Bushing
X
13
1
Anti-friction washer
X
14
1
Body seal
X
15
2
Seat seal
X
X
X
16
*
Screw
17
2
Stud
18
*
Bolt
19
*
Nut
20
2
Key
21
2
Trunnion plate
22
8
Pin
23
2
Trunnion bearing
X
24
2
Spring
X
25
2
Bearing washer
X
*
Quantity depending on size of the valve.
Material and design of the parts vary depending on the version of the valve. Version is
determined by NAF No. on the identification plate of the valve.