NSN 5640-00-883-0434
Part Details | THERMAL INSULATION BLANKET
5640-00-883-0434 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.
Alternate Parts: ASTM C665, HHI521, HH-I-521, ASTM C665 TY3CLA, THERMAFIBERSILVERSHIELDBLANKET, 5640-00-883-0434, 00-883-0434, 5640008830434, 008830434
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 56 | NOV 20, 1967 | 00-883-0434 | 15120 ( INSULATION BLANKET, THERMAL ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 5640-00-883-0434
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| ASTM C665 | 81346 | AMERICAN SOCIETY FOR TESTING ANDMATERIALS |
| HH-I-521 | 81348 | FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES |
| ASTM C665 TY3CLA | 80244 | GENERAL SERVICES ADMINISTRATIONFEDERAL SUPPLY SERVICE |
| THERMAFIBERSILVERSHIELDBLANKET | 61357 | UNITED STATES GYPSUM CO |
Technical Data | NSN 5640-00-883-0434
| Characteristic | Specifications |
|---|---|
| LAYER QUANTITY | 1 |
| LAYER MATERIAL | MINERAL WOOL |
| LAYER ENVIRONMENTAL PROTECTION | FIRE RESISTANT |
| LAYER THICKNESS | 3.000 INCHES |
| MAXIMUM THERMAL CONDUCTIVITY | 0.27 AT 75 DEG F |
| ADDED BINDER | NOT INCLUDED |
| AFFIXED SHEET | INCLUDED |
| MATERIAL AND LOCATION | ADC ALUMINUM FOIL |
| COATING MATERIAL | ANY ACCEPTABLE |
| ONE SIDE DECORATION PROVISION | NOT PROVIDED |
| DECORATIVE SIDE COLOR | ANY ACCEPTABLE |
| ENVIRONMENTAL PROTECTION | WATER REPELLENT |
| REFLECTIVE SURFACE LOCATION | BOTH SIDES |
| QUILTED FEATURE | NOT INCLUDED |
| MOUNTING FACILITY | FLANGE |
| THICKNESS | 3.000 INCHES NOMINAL |
| WIDTH | 23.000 INCHES NOMINAL |
| LENGTH | 96.000 INCHES NOMINAL |
| SPECIAL FEATURES | MINERAL WOOL BLANKET SHALL BE ENCLOSED IN HEAVY HIGHLY POLISHED ALUMINUM FOIL,EXCEPT FOR MIL ENDS; SOLID SURFACE VAPOR BARRIER ON THE WARM SIDE SHALL FORM NAILING FLANGES; BACK FOIL SURFACE SHALL BE PERFORATED TO ALLOW BREATHING OF MINERAL WOOL FIBERS AND MINIMIZE VAPOR TRAPS; HEAVY ASPHALTED PAPER FLANGES SHALL SEPARATE FRONT AND FOIL PANELS TO PREVENT TRANSFER AND TO PROVIDE ADDED STRENGTH TO THE NAILING FLANGES |
| NONDEFINITIVE SPEC/STD DATA | 3 TYPE AND A CLASS |