Spacecraft urine filter flown on the Apollo CSM-117 for the Skylab 3 mission, measuring approximately 4.25″ long and 1.25″ in diameter, engraved with parts numbers, “ME-273-0074-1004, Seaton-Wilson Mfg. Co., Mfg. Date: 5-69 U.S., S/N: 102940000174, ZE-663FSS-4T-T4, Contract NAS-9-150 Assy. 2069.” A temporary parts removal tag from North American Rockwell is attached. In fine condition.