33
MAINTENANCE MANUAL MODELS 825Y, 825YA, 825, 825D, 825YD & 826YD
MAINTENANCE MANUAL MODELS 825Y, 825YA, 825, 825D, 825YD & 826YD
Commercial Parts for Main Valve - Model 825D & 825YD (2
1
/
2
–10")
Item DESC.
Material
SIZE
SIZE
SIZE
SIZE
SIZE
SIZE
No.
2
1
/
2
" 3"
4"
6"
8"
10"
2D
Screw
ST
STL
1
⁄
4
-20 x
1
⁄
2
1
⁄
4
-20 x
1
⁄
2
5
⁄
16
-18 x
3
⁄
4
5
⁄
16
-18 x
3
⁄
4
5
⁄
16
-18 x
3
⁄
4
5
⁄
16
-18 x
3
⁄
4
(6)
(6)
(6)
(6)
(6)
(6)
7A
Screw
ST
STL
3
⁄
8
-16 x 1
3
⁄
8
-16 x 1
3
⁄
8
-16 x 1
3
⁄
8
-16 x 1
(2)
(2)
(2)
(2)
12
O-ring
BUNA-N
568-237
568-242
568-253
568-263
568-272
568-274
3
3
⁄
8
x 3
5
⁄
8
x
1
⁄
8
4 x 4
1
⁄
4
x
1
⁄
8
5
3
⁄
8
x 5
5
⁄
8
x
1
⁄
8
7
1
⁄
4
x 7
1
⁄
2
x
1
⁄
8
9
1
⁄
2
x 9
3
⁄
4
x
1
⁄
8
10
10
1
⁄
4
x
1
⁄
8
(2)
(2)
(2)
(2)
(2)
(2)
13
Cap-
ST
STL
7
⁄
16
-14 x 1
7
⁄
16
-14 x 1
1
⁄
2
-13 x 1
1
⁄
4
5
⁄
8
-11 x 1
1
⁄
2
3
⁄
4
-10 x 1
1
⁄
2
3
⁄
4
-10 x 1
3
⁄
4
Screw
(16)
(16)
(16)
(16)
(16)
(16)
14
O-ring
BUNA-N
568-346
568-354
568-365
568-374
568-379
568-381
4
1
⁄
8
x 4
1
⁄
2
x
3
⁄
16
5
1
⁄
8
x 5
1
⁄
2
x
3
⁄
16
7 x 7
3
⁄
8
x
3
⁄
16
9
1
⁄
4
x 9
5
⁄
8
x
3
⁄
16
11 x 11
3
⁄
8
x
3
⁄
16
12 x 12
3
⁄
8
x
3
⁄
16
(2)
(2)
(2)
(2)
(2)
(2)
15
Lock-Nut
ST
STL
1
⁄
2
-20
1
⁄
2
-20
3
⁄
4
-16
3
⁄
4
-16
7
⁄
8
-14
7
⁄
8
-14
(15)
(15)
(15)
(15)
(15)
(15)
17
Bolt
&
STEEL
5
⁄
8
-11 x 2
1
⁄
4
5
⁄
8
-11 x 2
1
⁄
2
5
⁄
8
-11 x 2
3
⁄
4
3
⁄
4
-10 x 3
3
⁄
4
-10 x 3
1
⁄
4
7
⁄
8
-9 x 3
1
⁄
2
Nut
(12)
(12)
(24)
(24)
(24)
(36)
40
Test
BRASS
1
⁄
2
" IPS
1
⁄
2
" IPS
1
⁄
2
" IPS
3
⁄
4
" IPS
3
⁄
4
" IPS
3
⁄
4
" IPS
Cocks
(4)
(4)
(4)
(4)
(4)
(4)
41
Nipple
571-181-44
571-181-44
571-181-44
571-181-55
571-181-55
781-181-55
Size (3)
Size (3)
Size (3)
Size (3)
Size (3)
Size (3)
41A
Nipple
571-181-43
781-181-43
781-181-43
571-181-53
781-181-53
781-181-53
Size (2)
Size (2)
Size (2)
Size (2)
Size (2)
Size (2)
41B
Tee
571-131-42
781-131-42
781-131-42
571-131-52
781-131-52
781-131-52
Size
Size
Size
Size
Size
Size
43
Tube
Fit.
571-231-23
571-231-23
571-231-23
571-231-23
571-231-23
571-231-23
90º
Size
Size
Size
Size
Size
Size
43A
Tube
Fit.
571-211-23
571-211-23
571-211-23
571-211-23
571-211-23
571-211-23
Size
Size
Size
Size
Size
Size
51
O-ring
BUNA-N
568-014
568-014
568-116
568-116
568-118
568-118
1
⁄
2
x
5
⁄
8
x
1
⁄
16
1
⁄
2
x
5
⁄
8
x
1
⁄
16
5
⁄
8
x
3
⁄
4
x
1
⁄
16
5
⁄
8
x
3
⁄
4
x
1
⁄
16
3
⁄
4
x
7
⁄
8
x
1
⁄
16
3
⁄
4
x
7
⁄
8
x
1
⁄
16
(2)
(2)
(2)
(2)
(2)
(2)
These parts are commercially available through most hardware distributors or retailers. Gate valves, testcocks, flange gaskets,
etc., are also commercially
available, but not listed.
*
Denotes parts only used on valves manufactured prior to 1981.
