Parts
3A7681A
11
25R491 Lower Flow Medium Pressure BPR, Mechanical
F
IG
. 3: 25R491 Lower Flow Medium Pressure BPR, Mechanical
1
2
6
3
1
13
4
17
6
5
9
4
7
10
1
11
12
6
8
1
Apply NLGI Grade 2 grease (Chevron SRI).
Torque to 175–200 in-lbs (20–23 N•m).
Apply metal assembly paste to threads
(Molykote
®
G-N paste).
1
6
4
7
Apply thread sealant.
Torque to 60–70 ft-lbs (81–95 N•m).
5
5
6
Ref.
Part
Description
Qty.
1
19C099 CYLINDER, VALVE
1
2
19Y873 HOUSING, BPR, MEDIUM
PRESS
1
3
238932 PISTON, VALVE
1
4
238933 SEAT, VALVE
1
5
113751 RING, RETAINING, INTERNAL
1
6
166986 SPRING, HELICAL
1
7
189817 GASKET
1
8
111796 SEAL, U-CUP
1
9
171885 WASHER
1
10
166985 PACKING, O-RING
1
11
101748 PLUG, PIPE SST
1
12
166988 GUIDE, SPRING
1
13
20A104 ADJUSTER, SCREW, BPR,
SPRING
1
14
101970 PLUG, PIPE, HDLS, optional if
gauge is not used (not shown)
1
17
20A105 NUT, LOCK, REGULATOR, BPR
1
Ref.
Part
Description
Qty.
Summary of Contents for 25R490
Page 15: ...Notes 3A7681A 15 Notes...