NSN 1680-00-164-3632, 1680001643632
FITTING,OIL FILLER,

Federal Supply Classification: FSC 1680 - Miscellaneous Aircraft Accessories and Components
National Item Identification Number: NIIN 001643632
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: (N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.

Availability: Readily Available Qualified Suppliers: Currently qualifying suppliers

Manufacture or supply this part?
Join our growing community of certified suppliers.

Let Us Know

CALL ABOUT NSN 1680-00-164-3632

Our client representatives are standing by to help fulfill your request.

+1-321-773-5710

REQUEST QUOTE for 1680-00-164-3632

Have a list that needs to be quoted? Upload it here.

Upload a List

DLMS^® Summary

National Stock Number 1680-00-164-3632

National Stock Number (NSN) 1680-00-164-3632, or NIIN 001643632, (fitting,oil filler,) was assigned August 21, 1972 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. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 3 suppliers are listed as Active suppliers 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 5 years, with the most recent procurement date of Jun 13, 2018. There have been 9 contracts issued for this part number, with 12 awards given. There is moderate competition for this NSN. The US Government has awarded contracts to 6 different suppliers. The last contract numbers awarded were: SPE4A718V2118, SPE4A418V4717, SPM4A711D0264, SPM4A711D0264, SPM4A711D0264. The total value of the awarded contracts has been US$ 57,651.84.

This NSN is somewhat common among different platforms, belonging to 3 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. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Aug 02, 2005, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.

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 data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 1680001643632 does not contain precious metals.

This information was last updated on Jul 01, 2025.

Technical Characteristics

GENERAL CHARACTERISTICS ITEM DESCRIPTION: (TEXT) ALUMINUM ALLOY,QQ-A-225/6,3.32 IN. LG,APPROX 2.86 IN. LG FROMSMALL END TO THDS ON OPPOSITE END,0.60 IN. DIASMALL END,0.311 IN. MIN,0.313 IN. MAX RECESSED ID BY 0.60 IN. DEEP SMALL END,0.075 IN. DEEP 20DEGREE COUNTERBORE SMALL END,0.405 IN. LG SMALL END 0.500 IN. OD THRUCENTER,0.250 IN. SMALL ID,0.90 IN. LG FROM TOP OF HEX TO END OF THDS,0.438 IN.-20 UNF-3A THD 0.050 IN. 45 DEGREE CHAMFER,0.688 IN. W HEX,THREE 0.052 IN. DIA THRU HOLES IN HEX,0.680 IN. DIA TO BOTTOM OF HEXLARGE END,0.250 IN. THK HEX
GENERAL CHARACTERISTICS ITEM DESCRIPTION: (TEXT) 6ALUMINUM ALLOY,QQ-A-225/6,3.32 IN. LG,APPROX 2.86 IN. LG FROMSMALL END TO THDS ON OPPOSITE END,0.60 IN. DIASMALL END,0.311 IN. MIN,0.313 IN. MAX RECESSED ID BY 0.60 IN. DEEP SMALL END,0.075 IN. DEEP 20DEGREE COUNTERBORE SMALL END,0.405 IN. LG SMALL END 0.500 IN. OD THRUCENTER,0.250 IN. SMALL ID,0.90 IN. LG FROM TOP OF HEX TO END OF THDS,0.438 IN.-20 UNF-3A THD 0.050 IN. 45 DEGREE CHAMFER,0.688 IN. W HEX,THREE 0.052 IN. DIA THRU HOLES IN HEX,0.680 IN. DIA TO BOTTOM OF HEXLARGE END,0.250 IN. THK HEX