Oxygen clean per mil-prf-8622c para 3.2.2
A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets,washers & other seals
NSN 6150-01-091-9818
NSN 6645-00-225-2742
NSN 6685-00-923-0786
NSN 5996-00-578-9092
NSN 5935-00-284-8306
NSN 5990-01-644-3095
NSN 5935-01-120-7760
NSN 5950-00-365-8865
NSN 5990-01-221-6361
NSN 5975-01-649-1452
NSN 5920-01-025-1088
NSN 5835-00-233-6327