2590-00-439-2857 BEARING UNIT ASSEMB Index 2840-00-439-2869 DEFLECTOR,SPECIAL

National Stock Number:
5640-00-439-2865

Federal Supply Class:
5640

National Item Identification Number:
004392865

Description:
INSULATION BLANKET,THERMAL

Detail:
A FLEXIBLE MATERIAL COMPOSED OF ONE OR MORE KINDS OF FIBER, WITH OR WITHOUT BINDER ADDED, SUPPLIED IN FLAT SHEETS OR ROLLS. IT MAY HAVE A VAPOR BARRIER OR REINFORCING MATERIAL SUCH AS PAPER, WOVEN WIRE OR OTHER SHEET MATERIAL AFFIXED TO ONE OR BOTH SIDES. IT IS DESIGNED TO PROVIDE RESISTANCE TO THE FLOW OF HEAT, AND MUST BE RATED FOR THIS USE. EXCLUDES INSULATION COMPONENTS PREFABRICATED INTO DEFINITE SHAPES AND SIZES USED IN AIRCRAFT APPLICATIONS. EXCLUDES INSULATION BLANKET,THERMAL,AIRCRAFT.


Manufacturer Information:
258662080064NAVAL SHIP SYSTEMS COMMAND


Techincal Specification:
ADDED BINDERNOT INCLUDED
AFFIXED SHEETNOT INCLUDED
LAYER ENVIRONMENTAL PROTECTIONFIRE RESISTANT AND WATER REPELLENT AND NONTOXIC
LAYER QUANTITY1
LAYER THICKNESS0.438 INCHES MINIMUM AND 0.562 INCHES MAXIMUM
LENGTH25.375 INCHES NOMINAL
MATERIALRUBBER SYNTHETIC LAYER
MAXIMUM THERMAL CONDUCTIVITYNOT RATED
QUILTED FEATURENOT INCLUDED
THICKNESS0.438 INCHES MINIMUM AND 0.562 INCHES MAXIMUM
WIDTH21.625 INCHES NOMINAL


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