22
MAINTENANCE MANUAL MODELS 825Y, 825YA, 825, 825D, 825YD & 826YD
ITEM
NO.
DESCRIPTION QTY .*
SIZE
2½"
SIZE
3"
SIZE
4"
SIZE
6"
SIZE
8"
SIZE
10"
2 Seat Ring
2 101-145 101-144 101-136 101-137 101-138 101-139
2A Bushing
2 500-291 500-291 500-292 500-292 780-282 780-282
2C Washer
6 360-079 360-079 360-078 360-078 360-078 360-078
2D Capscrew
6 519-513-04 519-513-04 51 1-514-06 51 1-514-06 51 1-514-06 51 1-514-06
3Guide
2 ----- -- --- 190-001 190-002 190-003 190-004
4 Cover
2 902-497 902-498 902-499 902-500 902-501 902-502
4A Bushing
2 780-312 780-312 780-313 780-313 780-313 780-313
5 Disc Holder
2 190-013 190-014 190-005 190-006 190-007 190-008
6 Disc Washer
2 190-016 190-017 190-009 190-010 190-01 1 190-012
7Stem
2 780-332 780-333 780-334 780-335 780-336 780-337
7A Screw
2 ----- -- --- 511 -515-08 51 1-515-08 51 1-515-08 51 1-515-08
7B Washer
2 ----- -- --- 780-338 780-338 780-338 780-338
9 Spr ing (Outlet)
780-341 780-342 780-343 780-344 780-345 780-346
10 Spr ing (Inlet)
780-349 780-350 780-351 780-352 780-353 780-354
11 Seat Disc
2 780-357 780-358 780-359 780-360 780-361 780-362
12
O-ring (Seat Ring)
2
398-237-72 398-242-72 398-253-72 398-263-72 398-272-72 398-274-72
13
Capscrew
16/24 51 1-516-08 51 1-516-08 51 1-517-10 51 1-519-12 51 1-520-12 51 1-520-14
14 O- ring (Cover )
2 398-346-72 398-354-72 398-365-72 398-374-72 398-379-72 398-381-72
15 Locknut
2 521-547-00 521-547-00 521-550-00 521-550-00 521-551-00 521-551-00
16 Gasket
3 780-365 780-366 780-367 780-368 780-369 780-370
17 Bol t
10 51 1-019-18 51 1-019-20 -- --- ----- -- --- --- --
17 Bol t
18 -- --- ----- 51 1-019-22 51 1-020-26 51 1-020-28
17 Bol t
36 -- --- ----- -- --- ----- -- --- 511 -021-30
17A Nut
14 521-019-00 521-019-00 -- --- ----- -- --- --- --
17A Nut
30 -- --- ----- 521-019-00 521-020-00 521-020-00 -- ---
17A Nut
36 -- --- ----- -- --- ----- -- --- 521-021-00
17B Stud
2 513-019-26 513-019-26 -- --- ----- -- --- --- --
17B Stud
6 ----- -- --- 513-019-26 513-020-32 513-020-32 -- ---
39 Nippl e
1 573-181-81 573-181-81 573-181-81 573-183- 11 573-183- 11 573-183- 11
40 Plug Cock
4 781-047 781-047 781-047 781-048 781-048 781-048
41 Nippl e
3 571-181-44 571-181-44 571-181-44 571-181-55 571-181-55 571-181-55
41A Nippl
e
2 571-181-43 571-181-43 571-181-43 571-181-53 571-181-53 571-181-53
41B Te e
571-131-42 571-131-42 571-131-42 571-131-52 571-131-52 571-131-52
43 Tube Fi tting 90
º
1
571-231-23 571-231-23 571-231-23 571-231-23 571-231-23 571-231-23
43A Tube Fi tting
1 571-21 1-23 571-21 1-23 571-21 1-23 571-21 1-23 571-21 1-23 571-21 1-23
50 Ai r Vent
4 9594A1 10 9594A1 10 9594A1 10 9594A1 10 9594A1 10 9594A1 10
51 O- ring
2 398-014-72 398-014-72 398-1 16-72 398-1 16-72 398-1 18-72 398-1 18-72
Check Valve Body: Model 825D & 825YD
(See Page 24 for Assemblies and Kits)
Model 825 Type D and YD (2
1
/2–10") Parts
* Quantity required per valve.
ITEM
NO.
DESCRIPTION
SIZE
2½"
SIZE
3"
SIZE
4"
SIZE
6"
SIZE
8"
SIZE
10"
42 Resil ient Sealed NRS (I nlet)
781-005 781-006 781-007 781-008 781-009 781-010
42 Resil ient Sealed OS&Y (I nlet)
780-891 780-893 780-895 780-897 780-899 780-901
42A Resil ient Sealed NRS (O utlet)
781-011 781-012 781-013 781-014 781-015 781-016
42A Resil ient Sealed OS&Y (O utlet)
780-890 780-892 780-894 780-896 780-898 780-900
Shutoffs: Model 825D & 825YD
(Parts List continued on page 24)
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