National Item Identification Number

01-142-4472
011424472
5331-01-142-4472
5331011424472

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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NSN (National Stock Number) 5331-01-142-4472, 5331011424472 NIIN (National Identification Number) 01-142-4472, 011424472

Part Numbers (Reference Numbers)

MS28775-363
MS28775-363

Required Categories

MATERIAL
CENTER HOLE DIAMETER
CROSS-SECTIONAL HEIGHT

Required Description

RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
6.452 INCHES MINIMUM AND
6.498 INCHES