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 6135-00-274-4037
NSN 6220-01-570-9602
NSN 6240-01-138-6453
NSN 6320-00-583-3104
NSN 6620-01-612-9030
NSN 2925-01-214-5333
NSN 6145-01-286-7265
NSN 6130-01-361-9934
NSN 6685-01-147-4532
NSN 5998-01-542-7376
NSN 5835-01-631-3940
NSN 6145-01-251-9740