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 5985-01-386-8102
NSN 6610-00-456-0485
NSN 6135-00-248-4102
NSN 5985-01-310-3121
NSN 6145-01-111-7713
NSN 6145-01-025-0912
NSN 6650-01-233-6307
NSN 5999-01-127-2465
NSN 6130-01-335-0437
NSN 2925-01-353-3928
NSN 2925-00-524-4688
NSN 6220-00-565-7001