The government is procuring 55 units of NSN 5990001791871, a synchro-differential T item, and this is a qualified products list (QPL) requirement. Delivery is to W1A8 DLA Distribution and is required 164 days after date of order. The solicitation is an RFQ available via the provided link, and hard copies are not available, though military specifications and standards may be retrieved or ordered electronically. All responsible sources may submit quotes, and quotes must be submitted electronically.