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5640-00-990-1527
Sound Controlling Block
5640009901527 009901527 SSS00118
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). View more Sound Controlling Block
November 2023
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Restrictions 5640-00-990-1527
5640-00-990-1527 is a Sound Controlling Block that does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. Demilitarization of this item has been confirmed and is not currently subject to changes. This item is considered a low risk when released from the control of the Department of Defense. The item may still be subject to the requirements of the Export Administration Regulations (EAR) and the Code of Federal Regulations (CFR). This item may be hazardous as it is in a Federal Supply Class for potentially hazardous items. A MSDS should be available from the supplier for the end user to evaluate any hazards. This item does not contain a precious metal.
End Users 5640-00-990-1527
- NASA (G760)
- Effective Date:
- 1 Apr 1991
Approved Sources 5640-00-990-1527
- Part Number
- Manufacturer
- Status
- SSS00118
- Manufacturer
- 81348 - Federal Specifications (Active)
- Incomplete Standard
- Incomplete Standard
Datasheet 5640-00-990-1527
- Characteristic
- Specifications
- Color [HUES]
- Specifications
- White
- Coverage Length [BDBR]
- 24.000 Inches Nominal
- Coverage Width [BDBQ]
- 12.000 Inches Nominal
- Exposed Face Surface Type [BDNM]
- Fissured
- Flameproof Feature [BDNT]
- Included
- Basic Material [AMSP]
- Mineral Wool
- Noise Reduction Coefficient Rating [BDNL]
- 0.70 Nominal
- Nondefinitive Spec/Std Data [ZZZT]
- 3 Type And 3 Grade And 25 Class And B Pattern
- Long Edge Joint Style [BDNR]
- Butt Joint
- Short Edge Joint Style [BDNS]
- Butt Joint
- Overall Length [ABHP]
- 24.000 Inches Nominal
- Overall Thickness [ADUM]
- 0.750 Inches Nominal
- Overall Width [ABMK]
- 12.000 Inches Nominal
NATO Stock Numbers Related to 5640-00-990-1527
Freight Information 5640-00-990-1527
5640-00-990-1527 has freight characteristics.. 5640-00-990-1527 has a variance between NMFC and UFC when transported by rail and the description should be consulted.