Union Nut NSN 4730-00-542-5953

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: 4730-00-542-5953

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Features and Characteristics

Thread Class

Thread Direction

Right-hand

Shoulder Width

0.094 inches

Nut Style

Hexagon

Nut Height

0.922 inches

Width Across Flats

2.547 inches

Tempurature Rating

Between 150.0 degrees fahrenheit and 425.0 degrees fahrenheit

Smallest Inside Diameter

1.820 inches

Thread Series

Uns

Shoulder Step Width

0.175 inches

Shoulder Seat Diameter

Between 2.060 inches and 2.070 inches

Thready Qty Per Inch (tpi)

Thread Size

2.159 inches

Maximum Working Pressure Rating And Service For Which Designed

200.0 pounds per square inch steam and 400.0 pounds per square inch air and 400.0 pounds per square inch oil and 400.0 pounds per square inch water

Material

Copper alloy 903 or copper alloy 922

Material Specification

Qq-c-390 federal specification 1st material response or astm-b61 assn standard 2nd material response or astm-b62 assn standard 3rd material response

Specification Data

81349-mil-f-1183h government specification

FSC

4730 Railing Fittings Lubrication Tube Pipe Hose

NIIN

005425953

NSN

4730005425953

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

213623

Cage Code:

16497

Status:

MSDS:

Part Number:

213623 ITEM 15

Cage Code:

16497

Status:

MSDS:

Part Number:

0083694

Cage Code:

16497

Status:

MSDS:

Part Number:

M1183/10-54N1

Cage Code:

81349

Status:

MSDS:

Part Number:

MILF001183

Cage Code:

81349

Status:

MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov

Schedule B Number: 7415290000
NAICS: 332722
SITC: 69432
Description: Copper screws, nuts, bolts, rivets, and other fasteners not threaded
End Use (Code 12300):
Finished metal shapes

Q & A

Frequently asked questions for NSN 4730-00-542-5953

What are the manufacturers of nsn 4730005425953?

Dresser, Inc. (16497)
Military Specifications (81349)

Does this nsn 4730005425953 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4730005425953
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 4730005425953 contain any precious metals?
Precious metal content is unknown.

Does nsn 4730005425953 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4730005425953?
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:

Cond. Code:

Status:

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Certificate of Conformance
Quality Inspected Parts
Quality Fast Service