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Union Nut NSN 4730-01-509-9921

Item Description

An internally threaded nut which has an internal seat or shoulder designed to engage the nut retaining flange of a union tailpiece. The threaded portion is used to engage the thread piece of a union, union elbor or the like. Excludes nut (1), tube coupling.

NSN 4730-01-509-9921 NSN: 4730-01-509-9921

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Features and Characteristics

Thread Class
3b
Thread Direction
Right-hand
Nut Style
Hexagon
Nut Height
1.250 inches
Width Across Flats
3.000 inches
Tempurature Rating
Between -20.0 degrees fahrenheit and 225.0 degrees fahrenheit
Thread Series
Un
Thready Qty Per Inch (tpi)
12
Thread Size
2.750 inches
Hole Configuration Style
Configuration b
Maximum Working Pressure Rating And Service For Which Designed
6000.0 pounds per square inch oil and 6000.0 pounds per square inch water
Part Name Assigned By Controlling Agency
Union nut
Special Features
Accomodates tube size 1.500 in and pipe size 1.250 in; item has a lock wire hole
Material
Nickel alloy
FSC
4730 Railing Fittings Lubrication Tube Pipe Hose
NIIN
015099921
NSN
4730015099921

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
50N-6-M-LW
Cage Code:
99565
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 7507200000
  • NAICS: 332919
  • SITC: 68322
  • Description: Tube or pipe fittings of nickel
  • End Use (Code 12300):
    Finished metal shapes

Q & A

Frequently asked questions for NSN 4730-01-509-9921
What are the manufacturers of nsn 4730015099921?
Does this nsn 4730015099921 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4730015099921
An internally threaded nut which has an internal seat or shoulder designed to engage the nut retaining flange of a union tailpiece. the threaded portion is used to engage the thread piece of a union, union elbor or the like. excludes nut (1), tube coupling.
Does nsn 4730015099921 contain any precious metals?
No precious metal content.
Does nsn 4730015099921 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4730015099921?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
19964
FIIG:
A021A0
App. Key:
DB
Cond. Code:
2
Status:
A

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