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 6150-00-710-7191
NSN 6130-01-192-7586
NSN 6105-01-331-3048
NSN 5945-01-138-7398
NSN 6240-01-098-6410
NSN 5920-01-473-6905
NSN 5950-00-575-6702
NSN 5998-01-444-1471
NSN 5925-00-838-3742
NSN 5990-01-123-6557
NSN 5915-00-549-1098
NSN 6150-01-576-2453