National Item Identification Number
01-128-8976
011288976
5331-01-128-8976
5331011288976
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)
79318
NSN (National Stock Number) 5331-01-128-8976, 5331011288976 NIIN (National Identification Number) 01-128-8976, 011288976
Part Numbers (Reference Numbers)
MIL-R-25988/1
M25988/1-032
100172AM032
Required Categories
MATERIAL
CENTER HOLE DIAMETER
CROSS-SECTIONAL HEIGHT
SPEC/STD CONTROLLING DAT
Required Description
RUBBER FLUOROSILICONE CLASS FQ
1.849 INCHES MINIMUM AND
1.879 INCHES MAXIMUM;