NSN 6640-01-255-9986, 6640012559986
FILTER,DISK,CARBON DIOXIDE

Federal Supply Classification: FSC 6640 - Laboratory Equipment and Supplies
National Item Identification Number: NIIN 012559986
Codification Country: United States
Item Name Code: INC 77777
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: (P) There is no information in the HMIRS; 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.

Availability: Readily Available Qualified Suppliers: Currently qualifying suppliers

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DLMS^® Summary

National Stock Number 6640-01-255-9986

National Stock Number (NSN) 6640-01-255-9986, or NIIN 012559986, (filter,disk,carbon dioxide) was assigned May 30, 1987 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.

There are 2 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, 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.

This part number has not been procured by the US Government in over a year. There have been 4 contracts issued for this part number, with 4 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPE2DH21V0677, SPE2DH20V0758, SPE2DH17V3151, SPE2DH17V0776. The total value of the awarded contracts has been US$ 479.36.

This NSN is unique to one weapons system.

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 19, 2008, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. This part is a commercial/non-developmental/off-the-shelf-item. Valid AMCs: 1, 2, 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 77777. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no information in the HMIRS; 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. NSN 6640012559986 does not contain precious metals.

This information was last updated on Aug 01, 2025.

Technical Characteristics

GENERAL CHARACTERISTICS ITEM DESCRIPTION: (TEXT) REPAIR PART FOR MOD 3158 BACTERIOLOGICAL INCUBATOR 6640-01-251-5472
PART NAME ASSIGNED BY CONTROLLING AGENCY: (CXCY) FILTER DISK CARBON DIOXIDE REPAIR PT FOR NSN 6640-01-251-5472