NSN 3130-00-121-6426, 3130001216426
BEARING ASSY,SWASHPLATE

Federal Supply Classification: FSC 3130 - Bearings, Mounted
National Item Identification Number: NIIN 001216426
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: We have 6 qualified suppliers

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DLMS^® Summary

National Stock Number 3130-00-121-6426

National Stock Number (NSN) 3130-00-121-6426, or NIIN 001216426, (bearing assy,swashplate) was assigned October 25, 1968 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.

There are 3 manufacturer part numbers associated with this NSN. One of those 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, 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 not been procured by the US Government in over 5 years, with the most recent procurement date of Oct 21, 2013. There have been 5 contracts issued for this part number, with 5 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: SPE4A614V1690, SPE4A612M5705, SPE4A612M5705, SPM4A611MPQ35, SPM4A611MMZ96. The total value of the awarded contracts has been US$ 149,262.52.

This NSN is unique to one weapons system.

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 May 18, 2011, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) Acquisition of this part is restricted to source(s) specified on "Source Control", "Altered Item" or "Selected Item" drawings/documents. 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 data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 3130001216426 contains an unknown precious metal.

This information was last updated on Jul 01, 2025.

Technical Characteristics

END ITEM IDENTIFICATION: (AGAV) BELL HELICOPTER MODEL OH-58
GENERAL CHARACTERISTICS ITEM DESCRIPTION: (TEXT) STEEL,CORROSION RESISTING,COMP 17-4PH OVERALL AND PLASTIC TETRAFLUORETHYLENE BORE LINER,BEARING DIM.,0.375 IN. NOM O/A LG,1.200 IN. NOM FLANGE LG BY 0.873 IN. NOM FLANGE WIDTH,0.260 IN.NOM FLANGE THK AT BASE,0.100 IN. NOM FLANGE THK AT TOP,0.615 IN. MIN,0.625 IN. MAX OD,0.4385 IN. MIN,0.4395 IN. MAX ID OF POLYTETRAFLUOROETHYLENE LINER,0.625 IN. COUNTERBORE ID BY 0.075 IN. DEEP ON FLANGE SIDE,RIGHT FACE OF FLANGE ROUNDED BY 1.960 IN. MIN,1.970 IN. MAX SPHERICAL RADIUS,LEFT FACE IS TAPERED BY 15.0 DEG ANGLE,BUSHING SLEEVE DIM.,0.3715 IN. MIN,0.3775 IN. MAX O/A LG,0.0615 IN. MIN,0.0625 IN. MAX FLANGE THK,0.550 IN. MIN,0.560 IN. MAX FLANGE OD,0.4375 IN. NOM BODY OD,0.3120 IN. MIN,0.3125 IN. MAX BODY ID