Norgren T73 User Manual

See Section ALE-24 for Accessories

Littleton, CO USA Phone [phone] www.norgren.com

T73

● EXCELON design allows in-line or modular

installation

● T73B 2-port/2-position shut-off valves no exhaust

● T73T 3-port/2-position shut-off valves with 10-32

tapped exhaust

● T73E 3-port/2-position lockout valves help conform to

OSHA Lockout Regulations in USA market. Exhaust
outlet is not tapped.

● Valves can be locked in closed position only.

● Modular installations with EXCELON 72, 73, and 74

series can be made to suit particular applications

Excelon T73 Shut-Off & Lockout Valves

1/4", 3/8", 1/2" Port Sizes

ALE-15-4

ISO Symbols

2-Port/2-Position 3-Port/2-Position

2-Port/2-Position 3-Port/2-Position 3-Port/2-Position
Port Size No exhaust outlet Unthreaded exhaust outlet Threaded exhaust port Weight lbs (kg)
1/4" T73B-2AA-P1N T73E-2AA-P1N T73T-2AA-P1N 0.7 (0.3)

3/8" T73B-3AA-P1N T73E-3AA-P1N T73T-3AA-P1N 0.7 (0.3)
1/2" T73B-4AA-P1N T73E-4AA-P1N T73T-4AA-P1N 0.7 (0.3)

Alternative Models

T 7 3

-

★ ★ ★

-

1A P

★

Port Size Substitute
1/4" 2
3/8" 3
1/2" 4

Valve Type Substitute
2-port/2-position B

Black slide, No exhaust outlet

3-port/2-position E
Yellow slide, Unthreaded exhaust outlet
3-port/2-position T
Red slide, Threaded exhaust port

Threads Substitute
PTF A
ISO Rctaper B
ISO G parallel G

Ordering Information. Models listed have PTF parallel threads.

Options Substitute
None N
T73T with exhaust silencer S

T73T with exhaust diffuser D

T73 Shut-off & Lockout Valves

Littleton, CO USA Phone [phone] www.norgren.com

ALE-15-5

Technical Data

Fluid: Compressed air
Maximum pressure: 250 psig (17 bar)
Operating temperature: -30° to 150°F (-34° to 65°C)

* Air supply must be dry enough to avoid ice formation at temperatures below 35°F (2°C).

Cv factor

IN to OUT ports:

1/4" ports: 4.0
3/8" ports: 8.0
1/2" ports: 7.8

OUT to EXHAUST ports on 3-port/2-position valves: 0.2
Exhaust port threads on T73T models: 10-32
Hole diameter in slide for padlock:5/16" (8 mm)
Materials

Body: Zinc

Slide: Acetal plastic

Elastomers: Nitrile

Service kit includes seals and slide.

Service Kits

Item Type Part Number

Service kit

T73B (black slide) 4384-610
T73E (yellow slide) 4384-611
T73T (red slide) 4384-612

All Dimensions in Inches (mm)

2.13 (54)

2.32 (59)

3.46 (88)