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 6150-01-559-5272
NSN 6220-01-487-3904
NSN 6105-01-083-2186
NSN 5910-00-232-9285
NSN 5985-01-022-1389
NSN 2925-01-087-4184
NSN 5930-01-555-6121
NSN 5945-00-688-7646
NSN 6105-01-271-2834
NSN 6650-01-463-8405
NSN 2925-01-606-3201
NSN 6240-00-853-3576