Product Details | THERMAL INSULATION FELT

5640-00-281-8634 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.

Part Alternates: MILI22023, MIL-I-22023, MIL-I-22023 TY1CL4, MILI22023TY1CL4, 5640-00-281-8634, 00-281-8634, 5640002818634, 002818634

Construction and Building Materials | Wallboard, Building Paper, and Thermal Insulation Materials

Supply Group (FSG) NSN Assign. NIIN
56 01 JAN 1961 00-281-8634

Demand History | NSN 5640-00-281-8634

Part Number Request Date QTY Origin
5640-00-281-8634 2022-01-12 19 DIBBS
5640-00-281-8634 2021-11-22 23 DIBBS
5640-00-281-8634 2021-01-28 23 DIBBS
5640-00-281-8634 2020-11-25 1 United States
5640-00-281-8634 2020-10-08 11 DIBBS
5640-00-281-8634 2020-10-07 1 DIBBS
5640-00-281-8634 2020-09-24 1 DIBBS
5640-00-281-8634 2020-03-15 33 DIBBS
5640-00-281-8634 2020-03-06 1 US
5640-00-281-8634 2019-10-02 4 US
5640-00-281-8634 2019-07-31 24 DIBBS
MILI22023 2018-11-29 1 us
MILI22023 2018-11-29 1 us
5640-00-281-8634 2018-10-23 15 DIBBS

Cross Reference | NSN 5640-00-281-8634

Part Number Cage Code Manufacturer
MIL-I-22023 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
MIL-I-22023 TY1CL4 80244 GENERAL SERVICES ADMINISTRATION FEDERAL SUPPLY SERVICE

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Technical Data | NSN 5640-00-281-8634

Characteristic Specifications
MATERIAL FIBERGLASS
RESIN TREATMENT NOT INCLUDED
DENSITY RATING 1.5 POUNDS PER CUBIC FOOT
TEMP RATING NOT RATED
MAXIMUM THERMAL CONDUCTIVITY 0.26 AT 75 DEG F
BINDER MATERIAL ANY ACCEPTABLE
INTERWOVEN CONSTRUCTION FEATURE NOT INCLUDED
THREAD BOUND CONSTRUCTION FEATURE NOT INCLUDED
LENGTH 1200.000 INCHES NOMINAL
WIDTH 72.000 INCHES NOMINAL
THICKNESS 1.000 INCHES NOMINAL
CONTENT WITHIN EACH UNIT PACKAGE 100 FT
UNIT PACKAGE TYPE ROLL
NONDEFINITIVE SPEC/STD DATA 1 TYPE AND 4 CLASS
MANUFACTURERS CODE 81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MIL-I-22023

Restrictions/Controls & Freight Information | NSN 5640-00-281-8634

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodePThere is no information in the HMIS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
NMF Description 103300 INSULATING MATERIAL NOI
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 561 unknown
Originating Activity Code XX
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 5640-00-281-8634

Category Code Description
Materiel Category and Inventory ManagerJ Ground Forces Support Materiel (DLA/GSA Items)
Appropriation and Budget Activity2 Stock Fund Secondary Items
Management Inventory Segment2 NONREPARABLE ITEMS (Exclusive of Insurance and Provisioning Items). This code will be used to identify items which are not reparable.
Specific Group/Generic Code0 Medical Materiel
Weapons Systems/End Item or Homogeneous Group00DLA/GSA-Managed Items that cannot be identified to a specific Army Weapons Systems/End Item
Accounting Requirements CodeX Expendable item. An item of Army property coded with an ARC of ?X? in the AMDF. Expendable items require no formal accountability after issue from a stock record account. Commercial and fabricated items similar to items coded ?X? in the AMDF are considered expendable items.
Source of SupplyGSAGeneral Services Administration
Washington, D.C. 20406
AgencyDADepartment of the Army
Service OrganizationAU.S. Army
ReparabilityZThis is a nonreparable item. If condemned or economically unserviceable, then dispose at the level authorized replace the item.
Acquisition Advice CodesVTERMINAL ITEM # Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
RO : Roll
Category Code Description
Cognizance Codes9QNavy-owned stocks of items accepted by the General Services Administration for support of Navy requirements
Naval Inventory Control Point, Mechanicsburg
Source of SupplyGSAGeneral Services Administration
Washington, D.C. 20406
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
RO : Roll