Norgren T74 Series Datasheets - Manual

See Section ALE-24 for Accessories
Littleton, CO USA Phone 303-794-2611 www.norgren.com
T74
● EXCELON design allows in-line or modular
installation
● T74B 2-port/2-position shut-off valves no exhaust
● T74T 3-port/2-position shut-off valves with 1/8"
tapped exhaust
● T74E 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 the closed position only
● Modular installations with EXCELON 72, 73, and 74
series can be made to suit particular applications
Excelon T74 Shut-Off & Lockout Valves
3/8", 1/2", 3/4" Port Sizes
ALE-15-6
ISO Symbols
2-Port/2-Position 3-Port/2-Position
2-Port/2-Position 3-Port/2-Position OSHA 3-Port/2-Position
Padlock closed only. Padlock closed only. Padlock closed only. Weight
Port Size No exhaust outlet. Unthreaded exhaust outlet. Threaded exhaust port. lbs (kg)
3/8" T74B-3AA-P1N T74E-3AA-P1N T74T-3AA-P1N 0.69 (0.32)
1/2" T74B-4AA-P1N T74E-4AA-P1N T74T-4AA-P1N 0.65 (0.30)
3/4" T74B-6AA-P1N T74E-6AA-P1N T74T-6AA-P1N 0.62 (0.28)
Ordering Information. Models listed have PTF threads.
Alternative Models
T 7 4 - ★ ★ ★ - 1 A P ★
Port Size Substitute
3/8" 3
1/2" 4
3/4" 6
Threads Substitute
PTF A
ISO Rc taper B
ISO G parallel G
Options Substitute
None N
Silencer installed in T74T
S
exhaust port
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