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 6620-01-426-2220
NSN 5975-01-452-2622
NSN 6105-01-073-3498
NSN 7035-01-429-0431
NSN 5999-00-506-4484
NSN 2925-01-008-1552
NSN 5998-00-166-0758
NSN 5975-01-050-5728
NSN 5895-01-318-9487
NSN 6105-01-469-7054
NSN 6685-01-503-6537
NSN 5950-01-207-6952