NSN 5640-00-078-2454

Part Details | THERMAL INSULATION SLEEVING


5640-00-078-2454 A rigid or flexible item composed of one or more materials, having uniform inside and outside diameters in the entire length. It may be furnished in segments or split-round or full-round sections, composed of one or more layers. It is specifically designed to cover pipe, tubing, and like surfaces, to restrict the transfer of heat from the high temperature surface to the low temperature surface. It may also include protective coatings, jackets, attaching cement, attaching bands, and/or accessories, (excluding prefabricated components used in aircraft applications). Excludes INSULATION PIPE COVERING, THERMAL, AIRCRAFT.

Alternate Parts: HHI558, HH-I-558, HHI558 FMDTY3CL12, HH-I-558 FMDTY3CL12, 5640-00-078-2454, 00-078-2454, 5640000782454, 000782454

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
56AUG 09, 196700-078-245413289 ( INSULATION SLEEVING, THERMAL )
REFERENCE DRAWINGS & PICTURES

Cross Reference | NSN 5640-00-078-2454
Part Number Cage Code Manufacturer
HH-I-55881348FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES
HH-I-558 FMDTY3CL1280244GENERAL SERVICES ADMINISTRATIONFEDERAL SUPPLY SERVICE

Technical Data | NSN 5640-00-078-2454
Characteristic Specifications
FLEXIBILITY RIGID
LAYER QUANTITY1
MATERIAL GLASS FIBER
FABRICATION METHODM ANY ACCEPTABLE
MATERIAL DENSITY12.0 POUNDS PER CUBIC FOOT NOMINAL
FLAMMABILITY RATING INCOMBUSTIBLE
JACKET MATERIAL PAPER, KRAFT, ALUMINUM FOIL, LAMINATE BLACK
OUTER COVERING ENVIRONMENTAL PROTECTIONQ ANY ACCEPTABLE
TEMP RATING188.0 DEG CELSIUS MAXIMUM
INSULATION THICKNESS1.000 INCHES NOMINAL
INSIDE DIAMETER4.000 INCHES NOMINAL
LENGTH36.000 INCHES NOMINAL
DESIGN FORM SPLIT ROUND
INSTALLATION FURNISHED ITEMS ALUMINUM ATTACHING BANDS
NONDEFINITIVE SPEC/STD DATAD FORM AND 3 TYPE AND 12 CLASS
DEPARTURE FROM CITED DESIGNATORAS MODIFIED BY JACKET MATERIAL