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Union Nut NSN 4730-00-542-5949

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 4730-00-542-5949 NSN: 4730-00-542-5949

Features and Characteristics

Thread Class
2b
Thread Direction
Right-hand
Nut Style
Hexagon
Nut Height
0.656 inches
Width Across Flats
1.344 inches
Tempurature Rating
Between 150.0 degrees fahrenheit and 425.0 degrees fahrenheit
Smallest Inside Diameter
0.860 inches
Thread Series
Uns
Shoulder Step Width
0.125 inches
Shoulder Seat Diameter
Between 1.023 inches and 1.030 inches
Thready Qty Per Inch (tpi)
16
Thread Size
1.090 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
Specification Data
81349-mil-f-1183j government specification
Nondefinitive Specification/std Data
3 figure
FSC
4730 Railing Fittings Lubrication Tube Pipe Hose
NIIN
005425949
NSN
4730005425949

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
MIL-F-1183/10-50N1
Cage Code:
81349
Status:
A
MSDS:
Part Number:
MIL-F-1183
Cage Code:
81349
Status:
A
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 4730-00-542-5949
What are the manufacturers of nsn 4730005425949?
Does this nsn 4730005425949 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4730005425949
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 4730005425949 contain any precious metals?
Precious metal content is unknown.
Does nsn 4730005425949 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4730005425949?
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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  •   Certificate of Conformance
  •   Quality Inspected Parts
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