This is a commercial, small business set-aside solicitation for 75 Generator Tachometers, with approved sources specified. The government is seeking responses from surplus dealers and small business dealers/distributors with existing stock, requiring a surplus certificate or traceability documentation along with quantity and price. The acquisition strategy may be altered if purchasing existing inventory is in the government's interest. Delivery is requested within 170 days after receipt of order (ARO), with terms being FOB Origin. The item is an Army Critical Safety Item requiring contractor first article testing and government production lot testing.