Absorptive Silencers Datasheet

Feauture

Available in most pipe connection styles: Threaded, Slot, Flange (ANSI, JIS, DIN, etc.)

Benefit

Compatible for installations around the globe

Feauture

Installation mounting styles available in several configurations

Benefit

Provides flexibility during exhaust system design

Feauture

Available in most standard sizes and configurations

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One-stop source at a reasonable price

Feauture

Commercial and manufacturing locations located throughout the world

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Faster delivery, lower cost, reduced complexity

Feauture

Over 500 years of combined technical expertise

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Receive an absorptive silencer that will work!

U5 SERIES 

Features 

  • Exceptionally high length to diameter ratio

Benefits

  • Excellent noise attenuation on high frequency noise sources
Silencer Series Pressure Drop Coefficient (C)
U5, U2 .25
SU5 .75
SU3, SU4 .85

U2 SERIES 

Features

  • Straight through design

Benefits

  • Low pressure drop for optimal performance and lower operating cost
Flow Area (ft2) Diameter Size (in) Flow Area (ft2) Diameter Size (in)
0.0014 1/2 2.6 22
0.0031 3/4 3.1 24
0.0055 1 3.7 26
0.012 1¹⁄₂ 4.3 28
0.022 2 4.9 30
0.034 2¹⁄₂ 5.6 32
0.049 3 6.3 34
0.067 3¹⁄₂ 7.1 36
0.087 4 7.9 38
0.136 5 8.7 40
0.196 6 9.6 42
0.349 8 10.6 44
0.55 10 11.5 46
0.79 12 12.6 48
1.07 14 15.9 54
1.4 16 19.6 60
1.8 18 23.8 66
2.2 20 28.3 72

SU3,4,5 SERIES 

Features

  • Two concentric perforated cylinders lined with acoustical pack, forming an annular flow path
  • Mild steel construction with primer-coated exterior
  • Lower length to diameter ratio 

Benefits

  • Excellent noise reduction on high frequency applications
  • Combination provides a longer lifespan
  • Less expensive alternative in applications not requiring high noise reduction
Model Part P D L N H Weight
U2-5 10-105-AA 5 10 36 3 30 45
U2-6 10-106-AA 6 12 40 3 34 70
U2-8 10-108-AA 8 14 53 3¹⁄₂ 46 105
U2-10 10-110-AA 10 16 65 3¹⁄₂ 58 160
U2-12 10-112-AA 12 18 77 3¹⁄₂ 70 220
U2-14 10-114-AA 14 20 89 3¹⁄₂ 82 340
U2-16 10-116-AA 16 22 101 3¹⁄₂ 94 440
U2-18 10-118-AA 18 24 113 3¹⁄₂ 106 530
U2-20 10-120-AA 20 26 128 4¹⁄₂ 119 700
U2-22 10-122-AA 22 28 140 4¹⁄₂ 131 820
U2-24 10-124-AA 24 30 152 4¹⁄₂ 143 1,070
U2-30 10-126-AA 30 36 189 4¹⁄₂ 180 1,940
Model Part P D L N H Weight
U5-¹⁄₂ 11-150-AA ¹⁄₂ 3¹⁄₄ 8 - 8 2
U5-³⁄₄ 11-170-AA ³⁄₄ 3¹⁄₄ 11 - 11 3
U5-1 11-101-AA 1₂ 3¹⁄₄ 14 - 14 3
U5-1¹⁄₄ 11-121-AA 1¹⁄₄ 3¹⁄₄ 16 - 16 4
U5-1¹⁄₂ 11-115-AA 1¹⁄₂ 4¹⁄₄ 19³⁄₄ ¹⁄₂ 18⁷⁄₈ 6
U5-2 11-102-AA 2 5¹⁄₈ 26 ¹⁄₂ 25 10
U5-2¹⁄₂ 11-125-AA 2¹⁄₂ 6¹⁄₈ 33¹⁄₂ ¹⁄₂ 32¹⁄₂ 15
U5-3 11-103-AA 3 6⁵⁄₈ 36¹⁄₂ ¹⁄₂ 35¹⁄₂ 20
U5-4 11-104-AA 4 8 48⁷⁄₈ ¹⁄₈ 48³⁄₄ 40
U5-5 11-105-AA 5 10 57 3 51 60
U5-6 11-106-AA 6 12 63 3 57 100

Ideal for:

Industrial fan inlet and discharge

Inlet and discharge of high-speed, low-pressure centrifugal compressors and blowers

Gas turbine inlet

Dry vacuum pump discharge

Low pressure vents

Turbocharged reciprocating engine inlets

High-pressure centrifugal compressors inlet

High frequency noise sources

Air valves and cylinders

Axial compressors