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NSN 5640-00-173-6591, 5640001736591
Cancelled -> Replaced by 5640010147668

Federal Supply Classification
FSC 5640 - Wallboard, Building Paper, and Thermal Insulation Materials
National Item Identification Number
NIIN 001736591
Codification Country
United States
Item Name Code
INC 20232
Criticality
(S) The item is a non-aviation Critical Safety Item (CSI) whose failure will result in serious damage to equipment or serious injury or death to personnel.
Hazardous Material Indicator Code
(Y) Information is in the Hazardous Materials Information Resource System (HMIRS).
Availability: Readily Available Qualified Suppliers: We have 5 qualified suppliers

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DLMS® Summary

National Stock Number 5640-00-173-6591

National Stock Number (NSN) 5640-00-173-6591, or NIIN 001736591, (insulation felt,thermal) was assigned February 16, 1973 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 5640010147668.

There are 7 manufacturer part numbers associated with this NSN. 3 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.

This part number has been procured by the US Government within the last year, but shows no recent (last 90 days) procurement activity. There have been 7 contracts issued for this part number, with 6 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 3 different suppliers. The last contract numbers awarded were: SPE8E625P0156, SPE8E624V0427, SPE8E624V0324, SPE8E622P0867, SPE8E622P0754. The total value of the awarded contracts has been US$ 291,927.36.

There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 02, 1991, this NSN's acquisition method was noted as: Not established. Not established.

This NSN is assigned to Item Name Code (INC) 20232. [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.]. The item is a non-aviation Critical Safety Item (CSI) whose failure will result in serious damage to equipment or serious injury or death to personnel. Information is in the Hazardous Materials Information Resource System (HMIRS). NSN 5640001736591 does not contain precious metals.

This NSN is associated to Schedule B 5602903000: felt, whether or not impregnated, coated, covered or laminated: laminated fabrics. The Schedule B End Use is listed as finished textile supplies. NAICS classification category 313230: nonwoven fabric mills.

This information was last updated on .


Technical Characteristics

DEPARTURE FROM CITED DESIGNATOR
(ZZZX) AS MODIFIED BY LENGTH
MATERIAL
(MATT) GLASS FIBER
BINDER MATERIAL
(ADYW) ANY ACCEPTABLE
DENSITY RATING
(BDNZ) 15.0 POUNDS PER CUBIC FOOT
BINDER MATERIAL
(ADYW) PLASTIC, POLYESTER
MATERIAL
(MATT) GLASS CLOTH, MIL-Y-1140
INTERWOVEN CONSTRUCTION FEATURE
(BDPW) NOT INCLUDED
LENGTH
(ABRY) 540.000 INCHES NOMINAL
MATERIAL
(MATT) GLASS FIBER LOCATION NOT OTHERWISE SPECIFIED
MATERIAL
(MATT) PLASTIC POLYESTER BINDER
RESIN TREATMENT
(BDPT) NOT INCLUDED
SPECIAL FEATURES
(FEAT) FACED WITH 0.5-MIL THICK POLYESTER FILM REINFORCED WITH FOUR-YARNS-PER-INCH BY THREE-YARNS-PER-INCH FIBROUS GLASS SCRIM ADHERED TO POLYESTER FILM WITH FIRE-RETARDANT THERMOSETTING ADHESIVE *NOT TO BE USED ON SUBMARINES*
WIDTH
(ABGL) 60.000 INCHES NOMINAL
THICKNESS
(ABNM) 1.000 INCHES NOMINAL
THREAD BOUND CONSTRUCTION FEATURE
(BDPX) NOT INCLUDED
CONTENT WITHIN EACH UNIT PACKAGE
(ARSD) 45 FT
MATERIAL
(MATL) GLASS CLOTH, MIL-Y-1140
UNABLE TO DECODE
(ADYW) UNABLE TO DECODE
UNIT PACKAGE TYPE
(AGXZ) ROLL
MAXIMUM THERMAL CONDUCTIVITY
(BDBG) 0.65 AT 700.0 DEGREES FAHRENHEIT
UNABLE TO DECODE
(MATL) UNABLE TO DECODE
NONDEFINITIVE SPEC/STD DATA
(ZZZT) 2 TYPE

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