6
7
8
2
9
13
5
5
15
13
16
15
13
16
15
13
16
15
16
15
6
10
17
15
18
Outer packing
RT
RT
RT
RT
65 ft. lb.
Inner oil wiper ring set
11
1
13
14
2
3
4
4
12
TT
65 ft. lb.
O-ring locations for adapter
2
1
TT = Tangent, tangent packing
RT = Radial, tangent packing
Appendix D—Packing Assembly Details for HG600 Series (Plain Style)
2 .75" Standard Packing Specification
Material Code
A
Buna-N
B
Neoprene
®e
D
Viton
®e
E
PTFE
K
Kalrez
®e
Ref
No . Part No .
Description
Qty .
14.
3814
b
Segmented packing ring
(tangent, tangent—pair)
1
15.
3817
Packing cup
6
2-036_
a, d
O-ring
6
16.
3810
b
Segmented packing ring (radial,
tangent—pair)
4
17.
3815
Pressure breaker ring
1
18.
3810-X3
Packing set
1
a
See detail for O-ring location.
b
Direction of packing is important. See packing assembly page for details.
c
Direction of oil wiper ring set is important. See packing assembly page
for details.
d
_ denotes material code. See material code chart for details.
e
Registered trademark of the DuPont company.
f
Apply a small amount of Loctite #272 to the circumference of the threads.
Packing Assembly—Bill of Materials
Ref
No . Part No .
Description
Qty .
1.
2-253_
a, d
O-ring
1
2.
2-236_
a, d
O-ring
2
3.
3524
Adapter
1
4.
7001-050NC150A Bolt (hex head, 1/2"–13 x 1-1/2")
16
5.
3442
Pipe plug
Varies
6.
5002-250
Retainer ring
2
7.
3631
Packing washer
1
8.
3816
c
Oil wiper ring set (two per set)
1
9.
3891
Packing cartridge
1
10.
7002-031NC075A
f
Bolt (socket head, 5/16"–18 x 3/4")
4
11.
2-228_
a, d
O-ring
1
12.
3819
Packing spacer
1
13.
3811
Back-up ring
5
NOTE: Cover the end of the piston rod with packing cone (part #3905) before
installing packing. For lubricated compressors, the lubricating quill located on
the adapter must be removed before packing cartridge can be removed.
Crankcase side
Cylinder side
60
