National Item Identification Number
00-542-3395
005423395
5640-00-542-3395
5640005423395
National Stock Number
Item Name
SOUND CONTROLLING FELT
Federal Supply Class
5640
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.
Commercial and Government Entity Code (Supplier Data)
80244
Reference Numbers (Part Numbers)
MIL-I-22023
MIL-I-22023 TY2CL2
Required Categories
GENERAL CHARACTERISTICS ITEM DESCRIPTION
NONDEFINITIVE SPEC/STD DATA
SPEC/STD
Required Description
FIBROUS GLASS
0.5 NOISE REDUCTION COEF
BINDER MATERIAL PER SPEC MIL-I-22023
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