Brochure

Combination manual air vent and pressure/temperature test port with brass body, dual
durometer EPDM core, blowout-proof stem, side discharge vent with 1/8” (4mm) hose barb, threaded
brass cap with O-ring seal and neoprene retainer strap. Accepts standard 1/8” (4mm) gauge adapter or
thermometer stem. Rated to 250 PSI (1725 kPa) and 250°F (120°C).
MODEL
NPT
A C
WRENCH
WEIGHT
CONN
in mm in mm in mm
SIZE
lbs kg
PTV-025 1/4" 1.50 40 0.84 21 0.32 9 3/4" 0.154 0.07
PTV-050 1/2" 1.50 40 0.98 25 0.32 9 3/4" 0.225 0.10
PTV—PRESSURE / TEMPERATURE VENT
(1)
PTE—PTV/PT EXTENDER
PT—PRESSURE / TEMPERATURE PORT
Pressure/Temperature test port with brass body, dual durometer EPDM core, brass cap with
O-ring seal and neoprene retainer strap. Accepts standard 1/8” (4mm) gauge adapter or
thermometer stem. Rated to 500 PSI (3450 kPa) and 275°F (135°C).
MODEL
NPT
A
WRENCH
WEIGHT
CONN in mm in mm SIZE lbs kg
PT-025 1/4" 1.36 34 0.65 16 9/16" 0.06 0.03
PT-050 1/2" 1.36 34 1.01 25 7/8" 0.18 0.08
Single and Dual Extender for PTV and PT models, used on insulated piping systems or where extended
length is desired. The PTE is installed above the PTV or PT core with an O-ring seal. The PTE can be
installed in the field without removing the PTV or PT from the piping system. Brass body with EPDM
O-ring seal. Rated to 500 PSI (3450 kPa) and 250 F (120 C).
° °
Accessories
Submittal Data
PATENT #6899317
B
B
C
A
B
Extended co
mbination manual air vent and pressure/temperature test port with brass body, dual
durometer EPDM core, blowout-proof stem, side discharge vent with 1/8” (4mm) hose barb, threaded
brass cap with O-ring seal and neoprene retainer strap. Accepts standard 1/8” (4mm) gauge adapter or
thermometer stem. Rated to 250 PSI (1725 kPa) and 250°F (120°C).
MODEL
NPT
A C
WRENCH
WEIGHT
CONN
in mm in mm in mm
SIZE
lbs kg
EPTV-025 1/4" 3.60 91 0.87 21 0.31 8 3/4" 0.28 0.12
EPTV - PRESSURE / TEMPERATURE VENT
B
MODEL
A
WEIGHT
in mm in mm lbs kg
PTE/One 1.59 41 0.54 14 0.90 0.04
B
PTE/Two
1.59 41 0.54 14 0.90 0.04
Form # AC1-03.14
Optional features and accessories available
for this Macon product are an extra charge,
and not included in the standard model price.
Tunstall Corporation
118 Exchange Street
Chicopee, MA 01013