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Union Nut NSN 4730-00-188-7481

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 4730-00-188-7481 NSN: 4730-00-188-7481

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Features and Characteristics

Thread Direction
Right-hand
Shoulder Width
0.312 inches
Nut Style
Hexagon
Nut Height
1.062 inches
Width Across Flats
2.000 inches
Smallest Inside Diameter
1.378 inches
Thread Series
Un
Shoulder Step Width
0.250 inches
Shoulder Seat Diameter
1.750 inches
Thready Qty Per Inch (tpi)
12
Thread Size
1.750 inches
Material
Steel
Surface Treatment
Zinc
FSC
4730 Railing Fittings Lubrication Tube Pipe Hose
NIIN
001887481
NSN
4730001887481

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
6N503CS
Cage Code:
54716
Status:
A
MSDS:
Part Number:
50N-3-S
Cage Code:
99565
Status:
A
MSDS:
Part Number:
GS6085-17
Cage Code:
73030
Status:
A
MSDS:
Part Number:
B-4019
Cage Code:
99565
Status:
A
MSDS:
Part Number:
50N3
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: 7318160000
  • NAICS: 332722
  • SITC: 69421
  • Description: Nuts of iron or steel
  • End Use (Code 12300):
    Finished metal shapes

Q & A

Frequently asked questions for NSN 4730-00-188-7481
What are the manufacturers of nsn 4730001887481?
Does this nsn 4730001887481 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4730001887481
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 4730001887481 contain any precious metals?
Precious metal content is unknown.
Does nsn 4730001887481 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4730001887481?
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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