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 7035-01-357-9246
NSN 6685-00-166-7439
NSN 6685-01-375-4985
NSN 5996-01-569-6049
NSN 5935-01-651-5472
NSN 5990-01-286-0601
NSN 6145-01-556-7082
NSN 5925-00-284-3726
NSN 6240-01-035-8525
NSN 4140-01-059-2095
NSN 6130-01-577-3453
NSN 5975-01-492-6144