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 6105-01-551-8616
NSN 6145-01-378-9180
NSN 2925-01-582-8156
NSN 5985-01-069-2886
NSN 5965-01-508-2537
NSN 5996-01-257-2517
NSN 5975-01-111-2203
NSN 6685-01-190-5458
NSN 5920-00-168-1402
NSN 5835-01-435-4139
NSN 6610-01-468-6880
NSN 6645-01-128-0895