Nordstrom Steel Plug Valves Brochure

18
Nordstrom Bolted Gland Plug Valves
ASME Class 150
(PN 20)
ASME Class 150 – Figure 41871/2, 41891/2
Size
NPS
DN
6
150
8
200
12
300
End-to-end, welded, Figure 41871/2, 41891/2 A
13.00
330
15.50
394
20.00
508
Center to top E
11.3
287
13.3
338
16.1
409
Center to bottom of body F
6.0
152
7.3
185
10.3
262
Clearance required to remove sealant fitting, Figure 41871/2 -
20.4
518
24.8
630
27.6
701
Clearance required to remove sealant fitting, Figure 41891/2 -
15.0
381
18.1
460
21.0
533
Extreme width of body M
9.3
236
11.0
279
15.0
381
Center to top of intermediate gear -
10.9
277
12.4
315
15.8
401
Center to top of handwheel, Figure 41871/2 -
15.3
389
17.1
434
20.9
531
Center of stem to outside
of intermediate gear, Figure 41871/2
Center of port to center of handwheel, Figure 41891/2 -
Traverse centerline to center of worm shaft, Figure 41891/2 T
Longitudinal centerline to face of handwheel, Figure 41891/2 -
Diameter of handwheel, Figure 41871/2 W
Diameter of handwheel, Figure 41891/2 W
W
A
E
Figure 41871/2, Sizes 6, 8 and 12
R
10.7 10.7 14.4
272 272 366
8.6 10.0 12.7
218 254 323
5.3 5.3 7.4
135 135 188
9.9 9.9 13.4
251 251 340
23.0 23.0 26.0
584 584 660
20.0 20.0 26.0
508 508 660
Number of turns to open, Figure 41871/2 - 1.5 1.5 3.0
Number of turns to open, Figure 41891/2 - 12.5 12.5 19.5
Weight (approx.), Figure 41871/2 -
187
85
255
116
552
250
Weight (approx.), Figure 41891/2
Size 6 valves use Sealant Stick D.
All other valve sizes use Sealant Stick G.
-
191
87
259
117
556
252
Nordstrom Valves Steel Lubricated Plug Valves FCD NVENBR1004-02 – 01/11
F
M
E
F
A
T
W
Figure 41891/2, Sizes 6, 8 and 12
M