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Expansion Plug NSN 5340-00-945-4381

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 5340-00-945-4381 NSN: 5340-00-945-4381

Features and Characteristics

Radius
Between 0.050 inches and 0.070 inches
Outside Diameter
Between 0.260 inches and 0.280 inches
Material Thickness
0.020 inches
Smallest Diameter
Between 0.220 inches and 0.240 inches
Height
Between 0.120 inches and 0.140 inches
Material
Aluminum alloy
Material Specification
Qq-a-250/11, t6 federal specification single material response
Surface Treatment
Anodize
Err Default
Err default
FSC
5340 Commercial Hardware
NIIN
009454381
NSN
5340009454381

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
359755
Cage Code:
59364
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 5340-00-945-4381
What are the manufacturers of nsn 5340009454381?
Does this nsn 5340009454381 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5340009454381
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 5340009454381 contain any precious metals?
Precious metal content is unknown.
Does nsn 5340009454381 contain any hazardous materials?
No information in HMIRS. Hazardous material unknown.
What is the ESD classification of nsn 5340009454381?
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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