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

Expansion Plug

Model / MPN: 5121316 | NSN: 5340-00-901-1031
ITAR Registered seal

A relatively thin metallic item, having a concave or cupped contour, designed to effect its own seal by compression against the circumference of a hole. It is used as a blowout plug in boilers, engines, and the like to relieve the pressure created by the expansion of fluids caused by heat or freezing.

Product Details
NATO Stock Number
5340-00-901-1031
Sold in multiples of
1 EA
DEMIL
NO
Outside Diameter
Between 0.626 inches and 0.628 inches
Material Thickness
0.030 inches
Material
Steel
Material Specification
Sae 1020 assn standard single material response or sae 1112 assn standard single material response or sae 1113 assn standard single material response

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5121316 Cross Reference
  • 5121316