Speed Control Muffler Standard Flow NPT - Male

Part # Size CFM OAL Diameter OEM Price
SBTA1252040A 1/8” NPT 20 1 1/8” 1/2" $ 2.74
SBTA2502040A 1/4” NPT 30 1 1/2” 9/16” $ 3.53
SBTA3752040A 3/8” NPT 40 1 1/2” 11/16” $ 4.75
SBTA5002040A 1/2” NPT 60 1 7/8” 7/8” $ 7.34
SBTA7502040A 3/4" NPT 70 2 3/16” 1 1/16" $ 11.46
SBTA1002040A 1” NPT 100 2 3/8” 1 5/16” $ 17.32

Standard Flow Speed Control Mufflers have a 40 micron porous bronze element bonded to and protect by a solid brass threaded body and shroud

CFM is maximum rated at 90 PSI

Maximum operating pressure: 150 PSI

Use to infinitely vary airflow at a sound level acceptable to OSHA requirements

Operating Temperatures: to 300oF

Reduces exhaust noise by 17-20 db

The adjusting screw provides linear control of the speed of an operating cylinder or air tool

The lock nut is used to fix the final position