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Baker Hughes
© 2020 Baker Hughes Company. All rights reserved.
Lubricants: use on all metal-to-metal bearing surfaces,
gasket surfaces, and all threaded parts for ease of
maintenance. Nickel-Ease, a speciality lubricant, is available
from Fel-Pro, Inc., Box C1103, Skokie, Illinois 60076.
Surface Finish Comparator: a pen type surface finish
comparator is available from Miniature Precision
Components, Inc.,100 Wisconsin St., Walworth, Wisconsin
53184.
The following special tools are required:
A. Pin Spanner Wrench
B. Inside Snap Ring Pliers
C. Lap Rings
D. Lap Plate
E. Lapping Compounds
A. Pin Spanner Wrenches
For removal of Bellows from Disc Holder
XIX. Maintenance Tools and Supplies
Table 13: Pin Spanner Wrench Dimensions
Valve
Orifice
Pin Spanner Wrench
Part No.
Radius
Pin
in.
mm
in.
mm
D thru G
.750
19.05
.219
5.56
4451801
H
.875
22.23
.234
5.94
4451802
J
1.125 28.58
.266
6.76
4451803
K
1.250 31.75
.281
7.14
4451804
L
1.375 34.93
.297
7.54
4451805
M
1.625 41.28
.328
8.33
4451806
N and P 1.875 47.63
.359
9.12
4451807
Q
1.500 38.10
.438
11.13
4451808
R
3.000 76.20
.500
12.70
4451809
T
3.750 95.25
.500
12.70
4451810
B. Inside Snap Ring Pliers
For removal of Holder Ring Retainer
Table 14: Ring Plier Details (Truarc
®
Pliers)
Orifice
Model No.
Tip No.
D thru H
0700
0700-09
J and K
0700
0704-10
L and N
0700
0704-12
P and Q
0900
0900-12
R and T
1100
1100-15c
Note:
Available from Waldes Kohinoor, Inc.
Long Island City, New York 11101
No. 0700
No. 0900
No. 1100
Figure 29: Truarc
®
Pliers
