5340-21-877-3400
Expansion Plug
5340218773400 218773400 31556
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. View more Expansion Plug
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Managed by  Canada
NSN Created on 18 Oct 1977
Data Last Changed 
January 2023
January 2023
NATO Update Count 
1
1
NATO Data Quality 
       

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 Restrictions  5340-21-877-3400
 Approved Sources  5340-21-877-3400
- Part Number
- Manufacturer
 - Status
 - 31556
  - Manufacturer
 -  05573 - Barnes Group Inc. (Active) 
- Primary Buy
  - Primary Buy
 
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