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NSN 4420-01-299-7105, 4420012997105
CORE ASSEMBLY,FLUID COOLER

Federal Supply Classification
FSC 4420 - Heat Exchangers and Steam Condensers
National Item Identification Number
NIIN 012997105
Codification Country
United States
Item Name Code
INC 36982
Criticality
(X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code
(N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.
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DLMS® Summary

National Stock Number 4420-01-299-7105

National Stock Number (NSN) 4420-01-299-7105, or NIIN 012997105, (core assembly,fluid cooler) was assigned May 4, 1989 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 3 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.

This part number has not been procured by the US Government in over 5 years.

This NSN is somewhat common among different platforms, belonging to 4 different weapons systems.

There has been very little 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 May 23, 2008, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The data or the rights to use the data needed to purchase this part from additional sources are not owned by the Government and it has been determined that it is uneconomical to purchase them. Valid AMCs: 1, 2, 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 36982. [AN ASSEMBLED UNIT WHICH MAY CONSIST OF TUBES, TUBE SHEETS, BAFFLES AND FINS WHICH COMPRISE THE BASIC HEAT TRANSFER ELEMENT OF A COOLER, FLUID, TRANSMISSION AND COOLER, FLUID, INDUSTRIAL. EXCLUDES:AUTOMOTIVE RADIATORS.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4420012997105 does not contain precious metals.

This information was last updated on .


Technical Characteristics

CORE HEIGHT
(ARPN) 4.850 INCHES NOMINAL
CORE LENGTH
(AKMJ) 13.880 INCHES NOMINAL
CORE WIDTH
(AKMK) 2.500 INCHES NOMINAL
HEAT TRANSFER METHOD
(BRXN) INDIRECT
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) ASTM-A-269 ASSN STD SINGLE MATERIAL RESPONSE TUBES
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) QQ-S-766 FED SPEC SINGLE MATERIAL RESPONSE HOUSING
MATERIAL THICKNESS
(ABPX) 0.062 INCHES NOMINAL
MATERIAL
(MATT) STEEL COMP 316 TUBES
MATERIAL
(MATT) STEEL CORROSION RESISTING HOUSING
SPECIAL FEATURES
(FEAT) FIN MATERIAL HIGH PURITY COPPER,FITTING MATERIAL STEEL PER QQ-S-763
TUBING OUTSIDE DIAMETER
(AQRX) 0.375 INCHES NOMINAL BOTH INLET AND OUTLET TUBE ENDS
STYLE DESIGNATOR
(STYL) FINNED "S" TUBE
III MATERIAL
(MATT) STEEL CORROSION RESISTING HOUSING
III MATERIAL
(MATT) STEEL COMP 316 TUBES

Manufacturer Part Numbers


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