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 5895-01-212-4501
NSN 6645-01-202-7986
NSN 5835-01-024-9249
NSN 6110-00-156-4307
NSN 5985-01-427-3734
NSN 5996-01-528-7850
NSN 5996-01-605-0950
NSN 5965-01-539-7345
NSN 5915-01-025-1341
NSN 5965-00-905-6895
NSN 6220-01-052-1375
NSN 6610-01-207-0045