Technical Specifications

Masoneilan 21000 Series Top Guided Globe Valve | 17
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Section a
DETAIL OF THE PLUG
STEM ANTI-ROTATION
DEVICE
17
15
18
14
13
12
11
10
9
26
27
28
28
31
25
6
5
4
3
2
16
22
19
(✚) 30 (✚) 29
Figure 19 — 21000 BS Valve
Quick Change Trim
Threaded Trim detail
Ref. Part Name Ref. Part Name Ref. Part Name
l 1 Plug Stem
 2 Packing Flange Stud.
3 Packing Flange Nut
4 Packing Flange
5 Packing Follower
l 6 Packing
9 Body Stud
10 Body Stud Nut
l11 Body Gasket
12 Guide Bushing
n 13 Cage
l14 Seat Ring
n 15 Seat Ring Gasket
l16 Plug
l17 Plug Pin
18 Valve Body
19 Drive Nut
22 Plug Stem Locknut
25 Valve Bonnet
26 Bonnet Stud
27 Bonnet Stud Nut
l28 Bonnet Spacer Gasket
29 Bonnet Extension Assembly
+ Upper Flange
+ Spacer
+ Lower Flange
30 Bellow and Stem Assembly
+ Stem
Guide Bushing
+ Bellows
+ Upper Adapter (Bellows)
+ Lower Adapter (Bellows)
31 1/8" NPT Plug
lRecommended Spare Parts + These parts included in welded subassembly n Quick change trim only
PARTS REFERENCE