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 5855-00-361-0167
NSN 5990-01-076-6858
NSN 6645-01-576-9896
NSN 5910-00-809-5679
NSN 5975-00-031-2871
NSN 5996-00-978-8906
NSN 2925-01-259-7092
NSN 6650-01-337-9970
NSN 5895-00-911-4136
NSN 5915-01-583-4168
NSN 5925-01-398-0013
NSN 5945-00-822-0058