Tube Coupling Nut NSN 4730-00-554-8021

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: 4730-00-554-8021

Stock Availability

NSN 4730005548021 availability
(as of 07/08/2024).

NS: 199
NE: 40
AR: 1

Note: Availability of this item may have changed since it was last checked. Request a quote for an updated price and availability quote.

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Related NSN

Major End Items End items to which 4730-00-554-8021 is a component of

N/A Aircraft Application
N/A Full Tracked Combat Engineer Vehicle
N/A Aircraft Arresting Barrier Absorber

Features and Characteristics

Thread Class

Thread Direction

Right-hand

Fabrication Method

Machined

Nut Style

Tube coupling

Nut Height

Between 1.040 inches and 1.060 inches

End Application

Aircraft application

Width Across Flats

2.000 inches

Length To Shoulder

Between 0.677 inches and 0.697 inches

Smallest Inside Diameter

Between 1.330 inches and 1.335 inches

Thread Series

Thready Qty Per Inch (tpi)

Thread Size

1.625 inches

Tube Outside Diameter

1.250 inches

Seat Angle

45.00 degrees

Material

Steel comp 1137

Surface Treatment

Cadmium

Surface Treatment Specification

Qq-p-416, type 2, class 2 federal specification single treatment response

Specification Data

96906-ms51819 government standard

FSC

4730 Railing Fittings Lubrication Tube Pipe Hose

NIIN

005548021

NSN

4730005548021

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

MS21921-20

Cage Code:

96906

Status:

MSDS:

Part Number:

03859-006

Cage Code:

Z0K15

Status:

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 4730-00-554-8021

What are the manufacturers of nsn 4730005548021?

Military Standards (96906)
Defence Liaison Services Pty Ltd (Z0K15)
Engineered Arresting Systems (21439)

Does this nsn 4730005548021 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4730005548021
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 4730005548021 contain any precious metals?
Precious metal content is unknown.

Does nsn 4730005548021 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4730005548021?
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:

Cond. Code:

Status:

What do you get when you order from nationalstocknumber.org?

On Time Delivery
Certificate of Conformance
Quality Inspected Parts
Quality Fast Service