Manual

78 © 2012, ROSS CONTROLS. All Rights Reserved.
Ports: 1/8 to 2½
C
v
: 2.0 to 65
Port Average Model Dimensions inches (mm)
Size C
v
Number* Threads A B
1/8 2.0 5500A1003 Male 0.8 (21) 2.0 (51)
1/4 2.0 5500A2003 Male 0.8 (21) 2.0 (51)
3/8 2.0 5500A3013 Male 1.3 (33) 3.3 (83)
5.7 5500A3003 Male 1.3 (33) 3.3 (83)
1/2 7.0 5500A4003 Male 1.3 (33) 3.3 (83)
3/4 7.0 5500A5013 Male 1.3 (33) 3.3 (83)
15 5500A5003 Male 2.0 (51) 4.9 (124)
1 18 5500A6003 Male 2.0 (51) 4.9 (124)
1¼ 18 5500A7013 Male 2.5 (64) 5.9 (150)
37 5500A7001 Female 2.5 (64) 5.9 (150)
1½ 38 5500A8001 Female 2.5 (64) 5.9 (150)
2 50 5500B9001 Female 3.0 (77) 7.3 (185)
2½ 65 5500A9002 Female 4.0 (102) 6.9 (173)
*NPT threads. For BSPP threads, add the letter “D” in front of the model
number., e.g., D5500A1003.
ROSS MUFFL-AIR
®
silencers substantially reduce exhaust noise
levels in the workplace, yet produce little back pressure.
Typical impact noise reduction is in the 20–25 decibel range.
A
B
A
B
Female Threads
Male Threads
MUFFL-AIR
®
Silencers
Construction: aluminum shell up to 1/2 size; steel and zinc shell
for 3/4 and 1 sizes; steel shell for 1¼ to 2½ sizes. Diffuser is
brass cloth.
Pressure Range: Up to 150 psig (10.3 bar).
Temperature: Up to 160°F (71°C).
Port Threads: NPT standard, BSPP.
Gauges
Pressure Gauges: Center back mounting; male pipe threads.
Port Model Pressure Range Case Diameter
Size Numbers psig (bar) inches (mm)
1/8 5400A1002 0-160 (0-11) 1.5 (38)
1/4 5400A2010 0-60 (0-11) 2.0 (51)
1/4 5400A2011 0-200 (0-14) 2.0 (51)
1/4 5400A2012 0-300 (0-20) 2.0 (51)
1/4 5400A2014* 0-160 (0-11) 2.5 (64)
1/4 5400A2015** 0-160 (0-11) 2.0 (51)
7
6
5
4
3
2
1
0
8
9
10
11
12
13
14
100
80
60
40
20
0
120
140
160
180
200
bar
lb/in
2
fi
* 5400A2014 - Stainless steel case liquid filled.
** 5400A2015 - Green shade between 40-70 psi (2.7-4.8 bar).