Thermal Insulation Sleeving

MIL-I-2781

MIL-I-2781
(NSN) National Stock Number
5640-00-132-9826
Federal Supply Classification
5640 Wallboard, Building Paper and Thermal Insulation Materials
Item Name Code
13289
Schedule B Code
-
Summary

1 layer quantity, molded fabrication method, 14.0 pounds per cubic foot maximum material density, not rated flammability rating, 3.000 inches nominal insulation thickness, 3.531 inches nominal inside diameter

DAC HCC DMIL RNCC
4 - - 4
RNVC SADC MSDS RNAAC
1 - - 75
Identification

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.

INC FIIG Concept Condition
13289 A016A0 - 1
Specifications
Layer Quantity
1
Details The number of individual thicknesses laid or lying over or under one another,regardless of the number of plies in each layer.
Fabrication Method
molded
Details The process used in manufacturing the item.
Material Density
14.0 pounds per cubic foot maximum
Details A rating of the denseness or compactness of the material after fabrication.
Flammability Rating
not rated
Details The extent to which the material will support combustion /excludes all outer coverings/.
Insulation Thickness
3.000 inches nominal
Details A measurement of the smallest dimension from the inner wall to the outer wall of the insulation,in distinction from length or width.
Inside Diameter
3.531 inches nominal
Details The length of a straight line which passes through the center of a circular figure or body,and terminates at the inside circumference.
Length
36.000 inches nominal
Details A measurement of the longest dimension of any object,in distinction from width.
Design Form
split round
Details The physical configuration of the item.
Temp Rating
389.0 deg fahrenheit minimum and 750.0 deg fahrenheit maximum
Details A value which expresses the degree of heat or cold as applied to the operation,or limitation of operation,of an item.
Flexibility
rigid
Details Flexible,capable of being bent,turned or twisted,within limits,without breaking,or rigid,resisting change of form,inflexible.
Material
calcium silicate
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
P A - -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
53360 - W -
RVC WCC TCC SHC
- 561 Z 9

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Manufacturer
MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
CAGE: 81349
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FAQs
Frequently asked questions for NSN 5640-00-132-9826
What is the NIIN of the NSN 5640-00-132-9826?
The National Item Identification Number (NIIN) of the NSN 5640-00-132-9826 is 00-132-9826
When the NSN 5640-00-132-9826 was assigned to the Federal Catalog?
It was assigned 51 years ago, on Fri, Jan 12, 1973
Does the NSN 5640-00-132-9826 contain any precious metals?
Does not contain precious metal
Does the NSN 5640-00-132-9826 contain any hazardous material?
No information in HMIRS

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