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 5960-01-170-0234
NSN 5920-01-285-3420
NSN 6110-00-916-8402
NSN 6240-01-012-2706
NSN 6610-01-333-9543
NSN 5975-00-286-8506
NSN 5925-00-706-9975
NSN 6110-00-195-5440
NSN 5998-01-537-4328
NSN 6610-01-077-3303
NSN 5999-01-468-9094
NSN 7035-00-631-3782