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Sound Controlling Block NSN 5640-01-459-7821

Item Description

A light, rigid item composed of one or more kinds of granule and/or fiber with binder added, compressed to the desired density, and dried. It may be with or without surface coating and/or perforations or voids to be exposed to the noise area to entrap and dissipate sound energy, and is rated for this use. It is provided in lengths up to and including 36 inches (914.4 mm).

NSN 5640-01-459-7821 NSN: 5640-01-459-7821

Features and Characteristics

Criticality Code Justification
Zzzy
Reference Number Differentiating Characteristics
Material will be in accordance with naval inventory control point, mechanicsburg, activity hx quality control, manufacturing and testing specifications
FSC
5640 Thermal Insulation Materials Building Paper Wallboard
NIIN
014597821
NSN
5640014597821

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
DC215927230
Cage Code:
53711
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 6806900050
  • NAICS: 327993
  • SITC: 66353
  • Description: Mixtures and articles of heat-insulating sound-absorbing mineral materials, nesoi
  • End Use (Code 13210):
    Shingles, molding, wallboard

Q & A

Frequently asked questions for NSN 5640-01-459-7821
What are the manufacturers of nsn 5640014597821?
Does this nsn 5640014597821 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5640014597821
A light, rigid item composed of one or more kinds of granule and/or fiber with binder added, compressed to the desired density, and dried. it may be with or without surface coating and/or perforations or voids to be exposed to the noise area to entrap and dissipate sound energy, and is rated for this use. it is provided in lengths up to and including 36 inches (914.4 mm).
Does nsn 5640014597821 contain any precious metals?
No precious metal content.
Does nsn 5640014597821 contain any hazardous materials?
No information in HMIRS. Hazardous material unknown.
What is the ESD classification of nsn 5640014597821?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
20227
FIIG:
T230-A
App. Key:
AC
Cond. Code:
1
Status:
A

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  •   Certificate of Conformance
  •   Quality Inspected Parts
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