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Expansion Plug NSN 5340-00-142-9978

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 5340-00-142-9978 NSN: 5340-00-142-9978

Features and Characteristics

Outside Diameter
Between 0.756 inches and 0.757 inches
Material Thickness
0.062 inches
Height
0.300 inches
Material
Steel
Material Specification
66 federal standard single material response or aisi c1008 assn standard single material response or sae 1008 assn standard single material response
Style Designator
Cup
FSC
5340 Commercial Hardware
NIIN
001429978
NSN
5340001429978

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
6758042
Cage Code:
73342
Status:
A
MSDS:
Part Number:
3021158-5
Cage Code:
6N299
Status:
A
MSDS:
Part Number:
L30301
Cage Code:
10988
Status:
A
MSDS:
Part Number:
342018
Cage Code:
56152
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 5340-00-142-9978
What are the manufacturers of nsn 5340001429978?
Does this nsn 5340001429978 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5340001429978
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 5340001429978 contain any precious metals?
Precious metal content is unknown.
Does nsn 5340001429978 contain any hazardous materials?
No information in HMIRS. Hazardous material unknown.
What is the ESD classification of nsn 5340001429978?
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
  •   Quality Fast Service
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