172-65173MA-04 (J3B/JF3B) 4 Oct 2021
6
Specifications
Install properly and DO NOT use this product outside the recommended
operating pressure, temperature and other specification ranges.
Improper use may result in such hazards as damage to the product or
malfunctions which may lead to serious accidents. Local regulations
may restrict the use of this product to below the conditions quoted.
CAUTION
DO NOT use this product in excess of the maximum operating pressure
differential; such use could make discharge impossible (blocked).
CAUTION
Use only under conditions in which no freeze-up will occur. Freezing
may damage the product, leading to fluid discharge, which may cause
burns or other injury.
CAUTION
Refer to the product nameplate for detailed specifications.
* Maximum allowable pressure (PMA) and maximum allowable temperature (TMA) are PRESSURE
SHELL DESIGN CONDITIONS,
NOT
OPERATING CONDITIONS.
** Valve No. is displayed for products with options. This item is omitted from the nameplate when there
are no options.
Configuration
JF3B shown; J3B has screwed connections
No. Name
No. Name
No. Name
No. Name
1 Body
8 Screen
15 Snap Ring
21 Cap Nut
2 Cover
9 Cover Gasket
16 Air Vent Valve Plug 22 Valve Holder
3 Float
10 Nameplate
17 Air Vent Valve Seat
Gasket
23 Valve Push Rod
4 Orifice Holder Plug
11 Float Cover
24 Lock Nut
5 Orifice Plug Gasket 12 Snap Ring
18 Air Vent Valve Seat 25 Cap Nut Gasket
6 Orifice
13 Air Vent Cover 19 Bimetal Plate
26 Wave Spring
7 Orifice O-Ring
14 Connector
20 Cover Bolt
Model
Maximum Allowable
Pressure*
Maximum Allowable
Temperature (TMA)*
Production Lot No.
Nominal Diameter
Maximum Operating
Temperature
Maximum Differential
Pressure
Valve No.**
