2
17
11
50
28
8
58
4
31
21
12
29
1
13
18
64
18
L2
7
L2
5
L2
22
L2
24
T
3
L2
9
L2
63
L1
L4
59
25
52
53
10
L2
16
L2
(2)
19
15
GF04917
MR98 Series
5
APPLY
(1)
:
T = THREAD LOCKER
L1 = GENERAL PURPOSE PTFE OR LITHIUM GREASE FOR O-RINGS
L2 = ANTI-SEIZE COMPOUND
L4 = GRAPHITE SEALANT FOR GRAPHITE RING
1. Lubricants and sealants must be selected such that they meet the temperature requirements.
2. Apply L2 (anti-seize compound) on key 16 for Stainless Steel bolts.
3. Apply L4 (graphite sealant) instead of L1 (general purpose PTFE or lithium grease) on key 63 for graphite ring.
Figure 1. Type MR98L Assembly
METAL DIAPHRAGM OPTION
SEALED ADJUSTING
SCREW OPTION
TEE-HANDLE
OPTION
COMPOSITE SEAT
OPTION
CONTROL LINE
OPTION
OR
(3)
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