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.
NSN 6645-00-285-8781
NSN 6145-01-450-3977
NSN 5920-01-432-2428
NSN 5960-01-388-4951
NSN 5925-00-810-0525
NSN 6150-01-223-2827
NSN 5935-01-376-2133
NSN 6610-01-290-2627
NSN 6110-01-252-7722
NSN 5925-01-420-4033
NSN 5905-01-383-5597
NSN 5985-00-247-0413