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NationalStockNumber.org

Tube Coupling Nut NSN 4730-00-618-7878

Item Description

An internally threaded nut which has either an internal seat or shoulder and/or is designed to be used with a ferrule, to mate with the seat of an externally threaded tube fitting to form a leakproof connection. Excludes nut (1), tube coupling, reducing; and nut (1), union.

NSN 4730-00-618-7878 NSN: 4730-00-618-7878

Features and Characteristics

Thread Class
3b
Thread Direction
Right-hand
Fabrication Method
Any acceptable
Nut Style
Tube coupling
Nut Height
0.530 inches
Width Across Flats
0.375 inches
Length To Shoulder
0.425 inches
Smallest Inside Diameter
0.171 inches
Thread Series
Unf
Thready Qty Per Inch (tpi)
24
Thread Size
0.312 inches
Tube Outside Diameter
0.125 inches
Seat Angle
45.00 degrees
Material
Aluminum alloy 2014 and aluminum alloy 2024
Surface Treatment
Anodize
Specification Data
96906-ms21921 government standard
FSC
4730 Railing Fittings Lubrication Tube Pipe Hose
NIIN
006187878
NSN
4730006187878

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
AS21921
Cage Code:
81343
Status:
A
MSDS:
Part Number:
AS18280
Cage Code:
81343
Status:
A
MSDS:
Part Number:
MS21921-2W
Cage Code:
81343
Status:
A
MSDS:
Part Number:
MS21921-2D
Cage Code:
00624
Status:
A
MSDS:
Part Number:
MS21917D2
Cage Code:
96906
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 7609000000
  • NAICS: 332919
  • SITC: 68427
  • Description: Aluminum tube or pipe fittings (couplings,elbows sleeves)
  • End Use (Code 12300):
    Finished metal shapes

Q & A

Frequently asked questions for NSN 4730-00-618-7878
What are the manufacturers of nsn 4730006187878?
Does this nsn 4730006187878 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4730006187878
An internally threaded nut which has either an internal seat or shoulder and/or is designed to be used with a ferrule, to mate with the seat of an externally threaded tube fitting to form a leakproof connection. excludes nut (1), tube coupling, reducing; and nut (1), union.
Does nsn 4730006187878 contain any precious metals?
Precious metal content is unknown.
Does nsn 4730006187878 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4730006187878?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
03859
FIIG:
A021A0
App. Key:
CX
Cond. Code:
1
Status:
A

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  •   Certificate of Conformance
  •   Quality Inspected Parts
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