Model: U-1/2-B

Exhaust-intake Pneumatic Muffler

Special Features:

Materials: housing is die-cast aluminum; silencer insert is polyethylene; pneumatic connection: g1/2

Properties:

Overall Length
116.5 millimeters
Inlet Connection Type
Threaded
Overall Diameter
28.0 millimeters
End Application
4820-01-571-8545 and 4820-01-571-9485 solenoid valves; new construction lcs1
Inlet Connection Quantity
1
Muffler Design
Straight through w/baffle
Body Shape
Round
Operating Position
Universal
Inlet Projection Length
9.0 millimeters
Part Name Assigned By Controlling Agency
Silencer
Material
Aluminum
Material
Aluminum
NSN
4330-01-572-4778
Part Number
U-1/2-B
Description
Pneumatic Muffler,exhaust-intake
CAGE
45150

A noise control/filtering device of various sizes, shapes, designs, materials (metallic/non-metallic) and varied mounting configurations used to diffuse air blasts, lowers air velocity, reduce noise, filtration of airborne moisture and/or dust contamination, pressure equalization, speed control for air operated devices. For vehicular application see muffler, (as modified).

Part U-1/2-B NSN 4330-01-572-4778

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
37112
FIIG:
T135-C
Concept No.:
App. Key:
CD
Cond. Code:
2
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
A
ESD:
ESD:
MMAC:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
125850
UFC:
61440
LTL:
RATING VARIABLE
LCL:
--
WCC:
594
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Schedule B and Export
  • Schedule B: 8487900080
  • SITC: 74999
  • End Use: Industrial machines, other
  • NAICS: 333999
  • USDA: 1

Freight Class: Machinery parts not containing electrical features, and not specified or included elsewhere in chapter 84, except ships' propellers

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