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Expansion Plug NSN 5340-00-058-7981

Item Description

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.

NSN 5340-00-058-7981 NSN: 5340-00-058-7981

Features and Characteristics

Radius
5.000 inches
Outside Diameter
Between 2.995 inches and 3.005 inches
Material Thickness
0.083 inches
Material
Steel
Material Specification
Qq-s-633, fs1008 to fs1010 federal specification single material response
Surface Treatment
Phosphate
Style Designator
Concave
FSC
5340 Commercial Hardware
NIIN
000587981
NSN
5340000587981

Manufacturer Part Numbers

Part numbers registered to this national stock number.

No part numbers found for this NSN.

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8402900090
  • NAICS: 332410
  • SITC: 71191
  • Description: Parts for steam or other vapor generating boilers and super-heated water boilers, except heat exchangers
  • End Use (Code 21180):
    Industrial machines, other

Q & A

Frequently asked questions for NSN 5340-00-058-7981
What are the manufacturers of nsn 5340000587981?
Does this nsn 5340000587981 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5340000587981
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.
Does nsn 5340000587981 contain any precious metals?
No precious metal content.
Does nsn 5340000587981 contain any hazardous materials?
No information in HMIRS. Hazardous material unknown.
What is the ESD classification of nsn 5340000587981?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
03797
FIIG:
A538V0
App. Key:
Cond. Code:
1
Status:
A

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  •   Certificate of Conformance
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