Item 1
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 5985-01-427-9852
NSN 6110-01-129-2520
NSN 6105-00-287-8971
NSN 5998-01-043-6605
NSN 5920-01-091-3659
NSN 5945-01-268-2243
NSN 5998-00-186-0946
NSN 6145-01-025-6514
NSN 2925-01-502-9903
NSN 5920-00-271-3217
NSN 5990-01-583-2870
NSN 6105-01-205-4673