Corken 521 - Page 30

O-ring used in 1769-X_6
a
, 1769 -XR_6
a
Sideplate
Head
Seal vent tting
Lubrication
nameplate
Bearing cap
Relief tting
Grease seal
Bearing cap bolt
Grease zerk
2
3
4
5
6
7
8
c
9
10
11
12
13
14
1
Appendix E—Parts Details for Seal Assembly (1769 Series)
All Models 521 and 1021
WARNING
CAUTION: Always relieve pressure in the
unit before attempting any repairs.
Material Code
A Buna-N
B Neoprene
®b
Ref
No.
Part No. Description Qty.
1. 1769-X _ 6
a
Complete seal assembly 1
2. 2760-244 Retainer ring 1
3.
2754-X Roller bearing, complete 1
2754 Bearing outer race 1
2755 Bearing inner race 1
4. 1769 Bearing housing 1
5. 2-128_
a
Shaft O-ring 1
6.
Not sold
separately
d
Seal seat 1
7. 2-227_
a
Seat O-ring 1
8. 1822
c
Seat adapter plate 1
9. 2-240_
a
Adapter plate O-ring 1
10.
Not sold
separately
d
Carbon seal 1
11. 2-223_
a
Rotor O-ring 1
12.
Not sold
separately
d
Disc 1
13.
Not sold
separately
d
Retainer assembly 1
14. 1769-XR _6
a
Field replacement seal assembly 1
a
_ denotes material code. See material code chart
for details.
b
Registered trademark of the DuPont company.
c
Not included in field replacement seal assembly.
d
Not sold separately. Available with 1769-X_6
a
and
1769-XR_ 6
a
only.
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