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Sound Controlling Felt NSN 5640-01-573-3739

Item Description

A flexible or semirigid material composed of one or more kinds of fiber with an added binder, manufactured in flat sheets or rolls. It is designed to entrap and dissipate sound energy, and must be rated for this use.

NSN 5640-01-573-3739 NSN: 5640-01-573-3739

Features and Characteristics

End Application
757 aircraft cabin floor
Part Name Assigned By Controlling Agency
Sound controlling felt
Special Features
Noise damping material; mass layer; for boieng 757 cabin floor
FSC
5640 Thermal Insulation Materials Building Paper Wallboard
NIIN
015733739
NSN
5640015733739

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
AC25X-7551-9
Cage Code:
09ME2
Status:
A
MSDS:

Q & A

Frequently asked questions for NSN 5640-01-573-3739
What are the manufacturers of nsn 5640015733739?
Does this nsn 5640015733739 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5640015733739
A flexible or semirigid material composed of one or more kinds of fiber with an added binder, manufactured in flat sheets or rolls. it is designed to entrap and dissipate sound energy, and must be rated for this use.
Does nsn 5640015733739 contain any precious metals?
No precious metal content.
Does nsn 5640015733739 contain any hazardous materials?
No information in HMIRS. Hazardous material unknown.
What is the ESD classification of nsn 5640015733739?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
20229
FIIG:
A23900
App. Key:
A
Cond. Code:
1
Status:
A

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