Union Nut NSN 4730-01-518-0136

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: 4730-01-518-0136

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Features and Characteristics

Thread Class

Thread Direction

Right-hand

Shoulder Width

0.200 inches

Nut Style

Hexagon

Nut Height

1.031 inches

Width Across Flats

3.047 inches

Tempurature Rating

Between 150.0 degrees fahrenheit and 425.0 degrees fahrenheit

Smallest Inside Diameter

2.220 inches

Thread Series

Uns

Shoulder Step Width

0.205 inches

Shoulder Seat Diameter

Between 2.488 inches and 2.499 inches

Thready Qty Per Inch (tpi)

Thread Size

2.595 inches

Maximum Working Pressure Rating And Service For Which Designed

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

Material

Copper alloy

Test Data Document

81349-mil-f-1183 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).

Specification Data

81349-mil-f-1183/10 government specification

FSC

4730 Railing Fittings Lubrication Tube Pipe Hose

NIIN

015180136

NSN

4730015180136

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

M1183/10-55N7

Cage Code:

81349

Status:

MSDS:

Part Number:

MIL-F-1183

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 4730-01-518-0136

What are the manufacturers of nsn 4730015180136?

Military Specifications (81349)

Does this nsn 4730015180136 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4730015180136
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 4730015180136 contain any precious metals?
No precious metal content.

Does nsn 4730015180136 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4730015180136?
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
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