Low compression set
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 5990-00-621-7457
NSN 6620-00-740-3699
NSN 6620-01-330-7357
NSN 4140-00-113-1279
NSN 5960-01-324-8751
NSN 6320-01-399-6177
NSN 5905-01-111-7515
NSN 6645-00-300-6459
NSN 5996-01-135-9848
NSN 5920-01-487-7846
NSN 2925-00-494-5537
NSN 5990-00-840-6571