NSN 6850-01-643-2880, 6850016432880
FORMULA A216 - WATER,CORROSION I

Federal Supply Classification: FSC 6850 - Miscellaneous Chemical Specialties
National Item Identification Number: NIIN 016432880
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: (Y) Information is in the Hazardous Materials Information Resource System (HMIRS).

Availability: Readily Available Qualified Suppliers: Currently qualifying suppliers

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DLMS^® Summary

National Stock Number 6850-01-643-2880

National Stock Number (NSN) 6850-01-643-2880, or NIIN 016432880, (formula a216 - water,corrosion i) was assigned March 26, 2015 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.

There is only one manufacturer part number associated with this NSN. None of the associated 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.

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 63 contracts issued for this part number, with 22 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 5 different suppliers. The last contract numbers awarded were: SPE4A625FZ96U, SPE4A625FZ96U, SPE4A724FA1ND, SPE4A724FA1ND, SPE4A724FA73B. The total value of the awarded contracts has been US$ 208,759.46.

This NSN is somewhat common among different platforms, belonging to 2 different weapons systems.

There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. The 24 month forecast from the US Government for this part number has low volatility, with an estimated forecasted value of US$ 77,484. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Mar 27, 2015, this NSN's acquisition method was noted as: Acquire only from the prime contractor although the engineering data identifies the Commercial and Government Entity Code (CAGE) and part number of a source other than the prime contractor. 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. Information is in the Hazardous Materials Information Resource System (HMIRS). NSN 6850016432880 does not contain precious metals.

This information was last updated on Aug 01, 2025.

Technical Characteristics

SPECIAL FEATURES: (FEAT) BOILING POINT: ~100.00 DEG. C.; FREEZING POINT: ~0.00 DEG. C.; WEIGHT: 8.60 LBS/GAL; WATER SOLUBILITY: INFINITE MISCIBILITY; SPECIFIC GRAVITY: 1.165; PH: 8.7; APPEARANCE: CLEAR REDDISH LIQUID; AVOID CONCENTRATED STRONG ACIDS, OXIDIZING AGENTS AND BASES; DIESEL JACKET WATER CORROSION INHIBITOR ADDITIVE AND ANTIRUST AUTHORIZED AS A WATER TREATMENT FOR THE LCS-2 MAIN PROPULSION DIESEL ENGINES MANUFACTURED BY MTU AMERICA. BOX CONTAINS 6-1 GALLON CONTAINERS;
III END ITEM IDENTIFICATION: (AGAV) 0A3946
III PART NAME ASSIGNED BY CONTROLLING AGENCY: (CXCY) FORMULA A216 WATER CORROSION INHIBITOR
END ITEM IDENTIFICATION: (AGAV) 0A3946
PART NAME ASSIGNED BY CONTROLLING AGENCY: (CXCY) FORMULA A216 WATER CORROSION INHIBITOR
SPECIAL FEATURES: (FEAT) BOILING POINT: 100.00 DEG. C.; FREEZING POINT: 0.00 DEG. C.; WEIGHT: 8.60 LBS/GAL; WATER SOLUBILITY: INFINITE MISCIBILITY; SPECIFIC GRAVITY: 1.165; PH: 8.7; APPEARANCE: CLEAR REDDISH LIQUID; AVOID CONCENTRATED STRONG ACIDS, OXIDIZING AGENTS AND BASES; DIESEL JACKET WATER CORROSION INHIBITOR ADDITIVE AND ANTIRUST AUTHORIZED AS A WATER TREATMENT FOR THE LCS-2 MAIN PROPULSION DIESEL ENGINES MANUFACTURED BY MTU AMERICA. BOX CONTAINS 6-1 GALLON CONTAINERS