
Types 66R and 66RR
10
Key 2, Spring Case Assembly
Key 6, Spring
2 (50)
Type 66R 2 to 8-inches w.c. (5 to 20 mbar) 1D7614X0012
1D765427012
Type 66RR 3 to 8-inches w.c. (7 to 20 mbar) 12A6056X012
Type 66R only
6 to 16-inches w.c. (15 to 40 mbar)
11-inches w.c. to 1 psig (27 mbar to 0,07 bar)
0.75 to 1.5 psig (0,05 to 0,10 bar)
1 to 2 psig (0,07 to 0,14 bar)
1.5 to 3 psig (0,10 to 0,21 bar)
3 to 5 psig (0,21 to 0,34 bar)
1D7614X0022
1D7614X0032
1D7614X0042
1D7614X0052
1D7614X0062
1D4792000A2
1D765527012
1D765627032
1D765727032
1D765827032
1D962627032
1N506427142
3 (80)
Type 66R 2 to 8-inches w.c. (5 to 20 bar) 1D7614X0072
1D770727012
Type 66RR 3 to 8-inches w.c. (7 to 20 mbar) 12A6057X012
Type 66R only
6 to 16-inches w.c. (15 to 40 mbar)
11-inches w.c. to 1 psig (27 mbar to 0,07 bar)
0.75 to 1.5 psig (0,05 to 0,10 bar)
1 to 2 psig (0,07 to 0,14 bar)
1.5 to 3 psig (0,10 to 0,21 bar)
3 to 5 psig (0,21 to 0,34 bar)
1D7614X0082
1D7614X0092
1D7614X0102
1D7614X0112
1D7614X0122
1D5391000A2
1D770827032
1D765727032
1D765827032
1D770927032
1E204427032
1N506527142
4 (100)
Type 66R 2 to 8-inches w.c. (5 to 20 mbar) 1D7614X0132
1D771027012
Type 66RR 3 to 8-inches w.c. (7 to 20 mbar) 12A6058X012
Type 66R only
6 to 16-inches w.c. (15 to 40 mbar)
11-inches w.c. to 1 psig (27 mbar to 0,07 bar)
0.75 to 1.5 psig (0,05 to 0,10 bar)
1 to 2 psig (0,07 to 0,14 bar)
1.5 to 3 psig (0,10 to 0,21 bar)
1D7614X0142
1D7614X0152
1D7614X0162
1D7614X0172
1D7614X0182
1D771127032
1D527627032
1D771227032
1D771327032
1E204527032
*Recommended spare part.
Monel
®
is a mark owned by Special Metals Corporation
19* Bottom Flange Gasket, Composition
NPS 2 (DN 50) body 1D476404022
NPS 3 (DN 80) body 1D476504022
NPS 4 (DN 100) body 1D476604022
20 Cap Screw, Zinc-plated steel
NPS 2 (DN 50) body
Cast iron body (13 required) 1C631224052
Steel body (12 required) 1C275224052
NPS 3 (DN 80) body (17 required for
cast iron or 16 for steel body) 1D529824052
NPS 4 (DN 100) body (17 required for
cast iron or 16 for steel body) 1D530824052
21 Cap Screw, Zinc-plated steel
[16 required for NPS 2 (DN 50),
20 for NPS 3 (DN 80), or 24 for
NPS 4 (DN 100) body] 1D529624052
22 Hex Nut, Zinc-plated steel
[16 required for NPS 2 (DN 50),
20 for NPS 3 (DN 80), or 24 for
NPS 4 (DN 100) body] 1A309324122
23 Stem Nut (2 required)
Brass
NPS 2 or 3 (DN 50 or 80) body 1D529718992
NPS 4 (DN 100) body 1D530918992
SST
NPS 2 or 3 (DN 50 or 80) body 1D5297X0022
NPS 4 (DN 100) body 1D5309X0052
24 Upper Spring Seat
Type 66R for 3 to 5 psig (0,21 to
0,34 bar) set pressures, Brass
NPS 2 or 3 (DN 50 or 80) body 1J331214012
NPS 4 (DN 100) body 1E271114012
25 Adjusting Screw
Type 66R thru 2 psig (0,14 bar) set
pressures and all Type 66RR,
Aluminum 1L928608012
Type 66R for 1.5 to 3 psig
(0,10 to 0,21 bar) set pressures,
Brass 1V9069X0012
Type 66R for 3 to 5 psig
(0,21 to 0,34 bar) set pressures
[except NPS 4 (DN 100) body],
Zinc-plated steel
NPS 2 (DN 50) body 1A279128982
NPS 3 (DN 80) body 1N506624102
26* Closing Cap Gasket
Neoprene 1N446206992
27 Closing Cap
Type 66R thru 3 psig (0,21 bar)
set pressures and all Type 66RR,
Die-cast zinc 1A589544022
Type 66R for 3 to 5 psig (0,21 to
0,34 bar) set pressures,
Brass 1H798714012
28 Flapper Valve (for Type 66R only),
Brass 1C901715072
29 Snap Ring (for Type 66R only),
Bronze 1D178016012
30 Type Y602-10 Vent Assembly,
SST/Zinc/Monel
®
EMY602X1-A10
31 Pipe Plug (not shown)
Cast iron 1A361919012
Steel 1A369224492
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