Emerson Daniel 788DVC User Manual page 32

Introduction
October 2019
Table 1-5: Part description for a Series 788DVC Control Valve NPS 8
Item number
3
4
5
6
7
11
12
32
Description
FKM
FKM GFLT
FKM V1289
Seat ring Standard
High-pressure
Piston Standard
AP option
O-ring Buna-N
EPR
FFKM
NBR (Low-swell)
CR
FKM
FKM GFLT
FKM V1289
Backup ring
O-ring Buna-N
EPR
FFKM
Low-swell NBR
CR
FKM
FKM GFLT
FKM V1289
Spring Light (blue)
Medium (bronze)
O-ring Buna-N
EPR
FFKM
NBR (Low-swell)
CR
FKM
User manual
P/N 3-9008-556
(continued)
Part number Quantity
8 inch
157006-022
157006-027
157006-029
580026-500 1
580026-600
580057-600 1
580057-630
157005 1
157005-005
157005-075
157005-120
157005-116
157005-022
157005-027
157005-029
157198 2
157004 2
157004-005
157004-075
157004-120
157004-116
157004-022
157004-027
157004-029
580031 1
580029
157074 1
157074-005
157074-075
157074-120
157074-116
157074-022
Model 788DVC Digital Control Valve