National Item Identification Number
01-189-8268
011898268
5331-01-189-8268
5331011898268
National Stock Number
Item Name
O-RING
Federal Supply Class
5331
Description
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.
Commercial and Government Entity Code (Supplier Data)
NSN (National Stock Number) 5331-01-189-8268, 5331011898268 NIIN (National Identification Number) 01-189-8268, 011898268
Part Numbers (Reference Numbers)
MIL-R-25988/4
M25988/4-029
Required Categories
MATERIAL
CENTER HOLE DIAMETER
CROSS-SECTIONAL HEIGHT
SPEC/STD CONTROLLING DAT
Required Description
RUBBER SYNTHETIC
1.476 INCHES MINIMUM AND
1.502 INCHES MAXIMUM
0.067 INCHES M