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 5965-00-215-5866
NSN 5996-01-563-2779
NSN 5920-01-191-5909
NSN 5985-00-027-2245
NSN 6145-01-546-1100
NSN 5965-01-364-3002
NSN 5985-01-527-9343
NSN 6645-01-147-4603
NSN 5990-01-623-0082
NSN 5996-00-552-1406
NSN 5998-00-467-7276
NSN 5905-00-763-3932