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 5996-01-052-3827
NSN 6145-01-214-0017
NSN 5930-00-868-4208
NSN 6320-01-449-1014
NSN 4140-01-027-4116
NSN 6240-00-172-8451
NSN 6150-01-048-0629
NSN 5975-01-295-9785
NSN 5998-01-372-2873
NSN 5905-01-045-9498
NSN 5905-01-211-6643
NSN 6240-01-586-0275