National Item Identification Number

00-031-2915
000312915
5331-00-031-2915
5331000312915

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)

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81343

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99193

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99193

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NSN (National Stock Number) 5331-00-031-2915, 5331000312915 NIIN (National Identification Number) 00-031-2915, 000312915

Part Numbers (Reference Numbers)

MIL-R-25988/2
M25988/2-125
M25988/2-125
S9142-125
S9412-125

Required Categories

MATERIAL
CENTER HOLE DIAMETER
CROSS-SECTIONAL HEIGHT
SPEC/STD CONTROLLING DAT

Required Description

RUBBER SILICONE CLASS Q
1.287 INCHES MINIMUM AND
1.311 INCHES MAXIMUM
0.100 I