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 6150-00-804-1069
NSN 5950-00-050-1463
NSN 5895-01-030-9472
NSN 6685-01-398-9807
NSN 2925-00-060-8292
NSN 5855-00-928-1912
NSN 6145-01-115-3204
NSN 5905-00-184-8377
NSN 5895-00-479-5307
NSN 5996-01-424-5341
NSN 6105-01-421-6925
NSN 5925-00-736-0425