850MJ
850MJ
Model 850MJ
Specifications:
- Sizes –3", 4", 6", 8", 10", 12", 14", 16"
- Ductile iron body and cover
- Epoxy coated interior & exterior for corrosion resistance
- Certified to ANSI/NSF 61
- Stainless steel bolts
- Buna encapsulated steel flexible disc with nylon fabric reinforcement
- Vertical or horizontal (flow upwards) installation
- 250 psig (1725 kPa/17 barg) maximum working pressure, 500 psig (3450 kPa/35 barg) test pressure
- Optional EPDM disc
Dimensions
Dimension "D" clearance required to remove access cover
|
Valve Size |
A |
B |
C |
D |
|
3 |
13 |
3 |
3.90 |
9 |
|
4 |
14.96 |
4 |
4.65 |
9.75 |
|
5 |
– |
5* |
– |
10.25* |
|
6 |
19.3 |
6 |
6.22 |
11 |
|
8 |
23.81 |
8 |
7.80 |
13.75 |
|
10 |
28.34 |
10 |
10.20 |
16 |
|
12 |
33 |
12 |
11.38 |
18.5 |
|
14 |
35 |
14 |
12.00 |
20.5 |
|
16 |
37 |
16 |
13.58 |
23.5 |
|
Part Number |
Description |
Material |
ASTMDesignation |
|
1 |
Body |
Ductile Iron |
ASTM A-536 ▼ |
|
2 |
Bonnet |
Ductile Iron |
ASTM A-536 ▼ |
|
3 |
Disc |
Steel / BUNA-N or EPDM |
ASTM A-36/D-2000 BK 807 |
|
4 |
Gasket |
Rubber (BUNA N) |
D 2000 BK 807 |
|
5 |
Bonnet Bolts |
Stainless steel |
MJ - Type 304 |
|
6 |
Interior Lining |
Epoxy |
- |
|
7* |
Plug |
Ductile Iron |
ASTM A-536 ▼ |
|
8 |
Exterior Coating |
MJ - epoxy / FL - primer |
- |
▼ Material strength ASTM A536 65-45 minimum