Groth 8860 User Manual
Page 11
IOM -8860
Page 11 of 13
13650 N. Promenade Blvd. * Stafford, TX 77477
Office: (281) – 295-6800 * (800) – 354-7684 * Fax: (281) – 295-6999 * www.grothcorp.com
TABLE 5 – GROTH MODEL 8860 BACK PRESSURE REGULATOR (2”-8”)
BILL OF MATERIALS
*spare parts
ITEM
DESCRIPTION
ITEM
DESCRIPTION
1
CAP-HOUSING
28
SUPPORT
PLATE
2
ADJUSTMENT
SCREW
29
RETAINER
PLATE
3
ROLL PIN
30
HEX BOLT
4
*
O-RING-UPPER HOUSING CAP
31
LOCK WASHER
5
WASHER
32
*
GASKET-SPOOL LOWER CASE
6
SPRING
HOUSING
33
SPOOL
7
SPRING
BUTTON-UPPER
34
HEX
BOLT
8
SPRING
35
LOCK
WASHER
9
HEX BOLT
36
HEX NUT (6" ONLY)
10
LOCK
WASHER
37 *
GASKET-BODY
11
*
GASKET-SPRING HOUSING
38
HEX BOLT
12
UPPER-DIAPHRAGM
CASE
39
LOCK
WASHER
13 *
DIAPHRAGM
40
MACHINE
SCREW
14
HEX
BOLT
41
SCALE
15
LOCK
WASHER
42
STEM
16
HEX NUT
43
HEX JAM NUT
17
LOWER-DIAPHRAGM
CASE
44
BELLEVILLE
WASHER
18
BODY
45
SPRING
BUTTON-LOWER
19
PALLET
46
SPACER
20 *
O-RING-LOWER
CAP 47
*
O-RING-SPACER
21
PLUG
48
SWIVEL
FITTING
22
* GASKET-SIGHT
GLASS
49
* O-RING-SWIVEL FITTING (2"-4" ONLY)
23
SIGHT GLASS
50
FLAT WASHER (2"-4" ONLY)
24
COVER-SIGHT
GLASS
51
BELLEVILLE WASHER (6"-8" ONLY)
25
HEX BOLT
52
LOCK NUT (2"-4" ONLY)
26
LOCK
WASHER
53
BUSHING
27
INDICATOR-PRESSURE
54
VENT