Item num-
ber
Part
name
Pump size
Part number
Thread size
Type
Hex size Torque
value
370H
Screw,
cover to
adapter
14 x 16-27
A02818A149
M20 x 2.5
Hex head
capscrew
30 mm
22 (30)
24 x 24-27
20 x 24-29
20 x 24-31
24 x 30-35
24 x 30-35A
24 x 30-35N
30 x 30-41
A02818A148
370P
Screw,
end cover
to frame
XL1
A03723A92
M12 x 1.75
Socket
head cap-
screw
Internal 10
mm
24 (33)
XL2-S and XL2
A03723A93
372T
Screw,
button
head
XL1, XL2-S, and
XL2
A09270A209
¼ - 28
Button
head sock-
et cap
screw
5/32
6 (8)
418
Jackbolt,
cover to
adapter
14 x 16-27
24 x 24-27
A02818A149
M20 x 2.5
Hex head
capscrew
30 mm
22 (30)
20 x 24-29
20 x 24-31
A02818A151
24 x 30-35
24 x 30-35A
24 x 30-35N
A02818A148
30 x 30-41
3181 and 3186 torque values in ft-lb (Nm)
Item num-
ber
Part
name
Pump size
Part number
Thread size
Type
Hex size Torque
value
—
Screw,
coupling
guard
All
A02818A-89
M10 x 1.5
Hex head
capscrew
17 mm
10 (15)
—
Nut, cou-
pling
guard
All
A02089A-10
M10 x 1.5
Hex nut
17 mm
—
370A
Screw,
stuffing
box to
casing
14 in.
A02818A-163
M24 x 3.0
Hex head
capscrew
36 mm
600 (800)
16 in.
A02818A-145
M20 x 2.5
30 mm
375 (500)
19 in.
A02818A-145
M20 x 2.5
30 mm
375 (500)
22 in.
A02818A-165
M24 x 3.0
36 mm
600 (800)
—
Screw,
casing
foot to
baseplate
S and M
A02818A-146
M20 x 2.5
Hex head
capscrew
30 mm
125 (170)
L and XL
A02818A-148
M20 x 2.5
30 mm
125 (170)
14 x 16-22
A02818A-165
M24 x 3.0
36 mm
200 (270)
A02817A-112
—
Screw,
frame foot
to base-
plate
S-group
A02818A-105
M12 x 1.75
Hex head
capscrew
19 mm
30 (40)
M-group
A02818A-126
M16 x 2.0
24 mm
50 (65)
L and XL
A02818A-145
M 20 x 2.5
30 mm
80 (110)
356E
Stud, side-
plate to
casing
14 in. to 16 in.
A02815A-37
M10 x 1.5
Stud
N/A
—
19 in. to 22 in.
A02815A-38
M12 x 1.75
—
6.6 Reassembly
Models 3180, 3181, 3185, and 3186 Installation, Operation, and Maintenance Manual
119