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 5960-01-186-5023
NSN 6610-00-887-7041
NSN 5985-00-144-6385
NSN 6110-01-160-5257
NSN 5910-00-840-6532
NSN 5925-01-268-0426
NSN 6610-01-451-4801
NSN 6650-01-549-0341
NSN 6145-01-496-3060
NSN 7035-00-753-0695
NSN 6685-00-359-5370
NSN 6645-01-627-4123