This notice is for a sole-source procurement of NSN 7R-1680-016578001-V2, quantity 75 units, with delivery on an FOB origin basis. The government intends to solicit and negotiate with only one source under FAR 6.302-1, but all responsible sources may express interest and capability. Offerors must meet qualification requirements at the time of award, in accordance with FAR clause 52.209-1. Interested parties can obtain relevant military and federal specifications from the DODSSP, with most documents available via ASSIST-Online. The government is not using commercial acquisition procedures for this requirement.