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Expansion Plug NSN 5340-00-417-2920

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 5340-00-417-2920 NSN: 5340-00-417-2920

Features and Characteristics

Outside Diameter
Between 0.943 inches and 0.945 inches
Material Thickness
0.050 inches
Height
0.250 inches
Material
Steel
Style Designator
Cup
FSC
5340 Commercial Hardware
NIIN
004172920
NSN
5340004172920

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
4B5387
Cage Code:
11083
Status:
A
MSDS:
Part Number:
4B5387-00
Cage Code:
58312
Status:
A
MSDS:

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 5340-00-417-2920
What are the manufacturers of nsn 5340004172920?
Does this nsn 5340004172920 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5340004172920
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 5340004172920 contain any precious metals?
Precious metal content is unknown.
Does nsn 5340004172920 contain any hazardous materials?
No information in HMIRS. Hazardous material unknown.
What is the ESD classification of nsn 5340004172920?
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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  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
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