4194A, B, and C Series
6–2
Key
Description
Part Number
24*
O-ring, nitrile
1 req’d for noz tubing ass’y (key 18)
1E2226 06992
24*
O-ring, nitrile
1 req’d for noz tubing ass’y (key 18)
1E2226 06992
1 req’d for noz ass’y (key 21)
1E2226 06992
25
Proportional band knob, polycarbonate
36A6911 X012
26
Retaining clip, S30200 (302 SST)
16A6913 X012
27
E-ring, SST
1V5929 X0012
28
Set pt beam bias spring, pl steel
16A6909 X012
29
Set pt beam shoe, G10100 (pl steel)
16A6910 X012
30
Cap screw, hex socket, S18800 (18-8 SST)
Used w/key 29 (2 req’d)
19A1155 X022
31
Bellows bracket, A95052 (aluminum)
26A6932 X012
32
Bellows adj bracket, G10100 (pl steel)
16A6933 X012
33
Bellows adj spring, pl steel
16A6934 X012
34
Machine screw, fill hd, S18800 (18-8 SST)
used to attach frame manifold (key 135) to
frame and for reset gain adjustment (2 req’d)
1B9925 X0012
35
Machine screw, hex hd, S18800 (18-8 SST)
Used to attach bellows bracket (key 31)
to each bellows ass’y (key 48) (2 req’d)
16A6935 X022
36
Proportional band indicator cover,
ABS w/polyester label
36A6936 X012
37
Self-tapping screw, S18800 (18-8 SST)
4 req’d to attach process scale (key 61)
to process scale bracket (key 376)
16A6938 X022
38
Self-tapping screw, S18800 (18-8 SST)
Used to attach frame inside case (9 req’d)
16A6959 X022
39
Supply gauge tubing ass’y
Copper/brass
16A6952 X012
SST
16A6952 X022
40
Proportional Tubing Ass’y
For 4194A & B Series
Copper/Brass
28A0766 X012
SST
28A0766 X022
For 4194C Series
Copper/Brass
27A3217 X012
SST
27A3217 X022
41
Plug, S30300 (303 SST),
For all 4194A & B Series (1 req’d)
For 4194C, CM, CE and CME (2 req’d)
For 4194CF, CFM, CFE and CFME (1 req’d)
1P2796 X0012
42
Reset Valve Tubing Ass’y (4194B series only)
Copper/Brass
16A6949 X012
SST
16A6949 X022
43
Reset Tubing Ass’y
For 4194B Series
Copper/Brass
26A6950 X012
SST
26A6950 X022
For 4194C Series
Copper/Brass
28A0764 X012
SST
28A0764 X022
44
Relief Tubing Ass’y
For Types 4194BF, BFM,BFE,and BFME only
Copper/Brass
16A6951 X012
SST
16A6951 X022
For Types 4194CF, CFM, CFE, and CFME only
Copper/Brass
18A0763 X012
SST
18A0763 X022
Note
One type of pressure gauge is used for
both output pressure and supply pres-
sure indication. See Key 46/47 table for
part numbers.
Key
Description
Part Number
46*
Output gauge
See Key 46/47 table
47*
Supply gauge
See Key 46/47 table
48*
Bellows ass’y (2 req’d)
Brass
16A6953 X012
S32100 (321 SST)/S30400 (304 SST)
16A6953 X022
49
Bellows beam, A96061 (aluminum)
3 to 15 psig (0.2 to 1.0 bar)
16A6957 X012
6 to 30 psig (0.4 to 2.0 bar)
16A6958 X012
50
Relay Assembly
The part numbers listed for key 50 are for the complete relay
assembly only. Individual relay parts are listed in the Type 83U
Relay subsection of the parts list. Key numbers for individual relay
parts also appear in figure 5-25.
Relay, 3 to 15 psig (0.2 to 1.0 bar)
32B0257 X0A2
Relay, 6 to 30 psig (0.4 to 2.0 bar)
32B0257 X0B2
51
Relief valve cover plate, A03600 (aluminum)
2V5973 08012
52*
O-ring, nitrile
Used w/key 51 (2 req’d)
1C8538 06992
53
Machine screw, fill hd, S18800 (18-8 SST)
Used w/key 51 (2 req’d)
1U8842 X0012
54
Reset Restriction Valve (4194B Series only)
19A4361 X032
55
Differential Relief Valve
For all 4194B and C Series w/suffix
letter F, anti-reset windup
21A6447 X0A2
56
Process and set pt indicator ass’y w/capsular
element ass’y for sensing of process diff pressure
The part numbers in the Key 56 table are for the complete pro-
cess and set pt indicator ass’y with capsular elements for sensing
process diff pressure. Individual indicator ass’y parts are listed in
three subsections of this parts list: the Process and Set Point
Indicator Assembly (key 56) subsection, the Indicator Assembly
(key 101) subsection, and the Capsular Element Ass’y (key 113)
subsection. Key numbers for individual indicator parts also appear
in figures 5-22 and 5-24.
Process and set pt indicator ass’y w/capsular
element ass’y for sensing of process diff
pressure plastic/aluminum/stainless steel
see Key 56 table
57
Pressure control block, CF8M (316 SST Casting)
For female process connections (2 req’d)
26A6962 X012
For male process connections (2 req’d)
20B7911 X012
For remote set point connection (female)
26A6962 X012
*Recommended spare parts
*Recommended spare parts
