National Item Identification Number
00-281-8632
002818632
5640-00-281-8632
5640002818632
National Stock Number
Item Name
INSULATION FELT,THERMAL
Federal Supply Class
5640
Description
A flexible or semirigid material composed of one or more kinds of fiber with an added binder, supplied in flat sheets or rolls. It is designed to offer resistance to the flow of heat, and must be rated for this use. For felted insulation with paper or other sheet material affixed to one or both sides, see INSULATION BLANKET, THERMAL. Excludes FELT SHEET and FELT STRIP.
Commercial and Government Entity Code (Supplier Data)
80244
Reference Numbers (Part Numbers)
MIL-I-22023
MIL-I-22023 TY1CL4
Required Categories
MATERIAL
RESIN TREATMENT
DENSITY RATING
TEMP RATING
MAXIMUM THERMAL CONDUCTI
Required Description
FIBERGLASS
NOT INCLUDED
1.5 POUNDS PER CUBIC FOOT
NOT RATED
0.26 AT 75 DEG F