Emerson Fisher 377 Instruction Manual page 18

377 Trip Valve
June 2017
Table 2. Common Parts (continued)
KEY
NUMBER
Screen (not shown)
65
For boss mounted 377D, 377U, 377CW or
377CCW
Spring retainer spacer (use w/ manifold assembly)
71
(not shown)
73 Manifold
74 O‐ring
75 Travel stop
76 Cap screw (not shown)
77 Silicone‐based lubricant (not furnished with trip valve)
78 Cap Screw (not shown), Bracket mounted
79 Lockwasher (not shown), Bracket mounted
80 Hex nut (not shown), Bracket mounted
88 Washer (not shown), Bracket mounted
Gasket
89
Standard
High temperature
95 Mounting plate (not shown), Bracket mounted
1. Included in Repair Kit
2. Not required for stainless steel trip valve.
Fittings
Note
The following is a list of tubing fittings and pipe fittings used for trip
valve installation. Key numbers and quantities are not shown due to the
variations in piping arrangements possible. To order replacement
fittings, determine the part name, size, and number of replacements
required and contact your Emerson sales office
Description
Pipe Tee, galvanized iron or stainless steel
1/4 NPT
3/4 NPT
18
DESCRIPTION
or Local Business Partner.
QUANTITY
REQUIRED
Aluminum
Stainless steel
Stainless steel
Aluminum
(1)
Nitrile
2
Fluorocarbon
Pl steel
2 Pl steel
2 Pl steel
4 Pl steel
2 Pl steel
2 Pl steel
(1)
Nitrile nylon
Polyacrylate/nylon
Pl steel
Description
Pipe Nipple, galvanized or stainless steel
1/4 NPT
3/4 NPT
Connector, brass or stainless steel
1/4 NPT x 1/4 O.D.
1/4 NPT x 3/8 O.D.
1/2 NPT x 1/2 O.D.
Elbow, brass or stainless steel
1/4 NPT x 3/8 O.D.
Pipe cross, galvanized iron or stainless steel
1/4 NPT
3/4 NPT
Pipe Bushing, plated or stainless steel
3/4 NPT x 1/4 NPT
3/4 NPT x 1/2 NPT
Instruction Manual
PART MATERIAL
Trip Valve Construction
Stainless Steel
Stainless steel
Stainless steel
CF3M SST casting
(316L SST, cast)
(1)
Nitrile
Fluorocarbon
(2)
S31600 (316 SST)
Stainless steel
Stainless steel
Stainless steel
Stainless steel
Nitrile nylon
Polyacrylate/nylon
Stainless steel
D200319X012
(1)