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 5945-00-520-5636
NSN 6150-01-522-4455
NSN 6130-01-425-1397
NSN 5895-00-396-3162
NSN 5925-00-080-7507
NSN 6650-01-578-8176
NSN 6110-01-461-9617
NSN 5965-00-097-9654
NSN 5930-00-555-3007
NSN 6240-01-388-1739
NSN 6110-01-467-6457
NSN 6110-01-598-6963