Manufacturer's code is s3662 and identifying number is 967643-8
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 5996-01-285-6389
NSN 5920-01-253-8261
NSN 5935-01-429-8969
NSN 5945-00-156-7256
NSN 5960-01-345-8198
NSN 6645-01-435-8356
NSN 6105-01-244-8504
NSN 5915-01-287-1116
NSN 5985-00-351-9456
NSN 5998-00-205-8803
NSN 6320-01-445-5893
NSN 6135-01-592-4139