IOM-BQ
7
MODEL BQ
COLOR-CODED SPRING CHART
NOTE:
If it becomes necessary to change
a regulator's range spring and install a new
spring for a different pressure range,
A NEW
CASHCO, INC., NAMEPLATE MUST BE
AFFIXED TO THE REG U LA TOR.
Con tact
your local Cashco Sales Rep re sen ta tive and
specify the new pressure range and the
serial number off the existing name plate.
They will contact the factory who will review
unit's original internal construction and de-
ter mine new operating pressure lim its. Await
the Sales Rep re sen ta tive's return contact
with the proper part numbers and cost.
Figure 3
: Option -1+6 Differential,
Metal Seat Design (includes
Option -1 Clos ing Cap)
Figure 4
:
Composition Seat
Item No. Description
1 Body
2 Spring Chamber
3 Trim (Cylinder/Piston/Seat)
3.1 Piston
3.2 Cylinder
4 Diaphragm
5 Piston Gasket
6 Diaphragm Gasket
7 Hex. head Cap Screw (Flange Bolting)
8 Nut (Flange Bolting)
9 Piston Cap Screw
10 Pressure Plate
11 Range Spring
12 Spring Button
13 Adjusting Screw
14 Adjusting Screw Lock Nut
15 Nameplate
20 Closing Cap
21 Closing Cap Gasket
22 Lock Nut Seal
23 Differential Pusher Plate
(NOTE:
Mount in Horizontal line with
Adjusting Screw down as shown.)
Figure 1
: Standard Model BQ,
Metal Seat Design
Figure 2
: Option -5 or -36 Cryogenic,
Metal Seat De sign
SIZE
STANDARD UNIT
STEEL PLATED SPRING
CRYOGENIC -5 OR -36 OPTION
STAINLESS STEEL SPRING
RANGE SPRING
psig
PART NUMBER/COLOR
RANGE SPRING
psig
PART NUMBER/COLOR
ALL
5 - 15
830-69-5-02644-99
(Red)
5 - 15
830-78-5-002644-00
(Red)
10 - 25
830-69-5-06000-99 (Green)
10 - 25
830-78-5-06000-00
(Green)
20 - 75
830-69-5-06419-95
(Light Blue)
20 - 75
830-78-5-06419-00
(Light Blue)
65 - 150
830-69-5-06418-95 (White)
65 - 150
830-K4-5-06418-00
(White)
140 - 300
H2-5-06417-95
(Maroon)
140 - 210
830-K4-5-06417-00
(Maroon)
