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Worldwide distributor of NSN parts and consumables located in the USA.

O-ring

Model / MPN: 12.840ID0.139W COMP 3238 | NSN: 5331-01-271-5187
ITAR Registered seal

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.

Product Details
NATO Stock Number
5331-01-271-5187
Sold in multiples of
1 EA
DEMIL
NO
Cross-sectional Height
Between 0.135 inches and 0.143 inches
Center Hole Diameter
Between 12.770 inches and 12.910 inches
Material
Rubber ethylene-propylene class epm
Solicitations
Solicitation Description Qty UOM Close Date
SPE5E816T2016 Ring O 326 EA 11/23/2015
SPE5E818T5643 Ring O 143 EA 02/07/2018
SPE5E818T292A Ring O 120 EA 09/14/2018
SPE5E819T273Y Ring O 121 EA 10/04/2019
SPE5E820T5936 Ring O 500 EA 02/25/2020

Pricing and Availability

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12.840ID0.139W COMP 3238 Cross Reference
  • 5893840-908
  • 5893840-908
  • 5-908E515-80