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 6130-01-238-6948
NSN 6320-00-228-5678
NSN 6610-01-555-8364
NSN 5915-01-474-6894
NSN 5945-01-093-3465
NSN 5998-01-519-8592
NSN 4140-00-577-3512
NSN 6685-01-101-0261
NSN 5998-00-977-8197
NSN 5920-01-127-9859
NSN 5975-00-172-3722
NSN 7035-00-312-3055