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Hexagon Castellated Plain Nut NSN 5310-00-639-5242

Item Description

A nut having 6 flat sides, flat on the bottom and having a slotted cylindrical or dome shaped upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes nut (1), plain, slotted, hexagon.

NSN 5310-00-639-5242 NSN: 5310-00-639-5242

Features and Characteristics

Thread Class
3b
Thread Direction
Right-hand
Nut Style
Castellated, hexagon
Nut Height
Between 0.365 inches and 0.385 inches
Width Across Flats
0.750 inches
Thread Series
Unf
Thready Qty Per Inch (tpi)
20
Thread Size
0.438 inches
Countersink Angle
109.5 degrees and 110.5 degrees nut
Bearing Surface Type
Chamfered or washer faced
Bearing Surface Finish
125.0 microinches
Part Name Assigned By Controlling Agency
Navy special project
Material
Steel comp 4140
Material Specification
Mil-s-5626 military specification single material response
Surface Treatment
Cadmium
FSC
5310 Nuts And Washers
NIIN
006395242
NSN
5310006395242

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
340-8350001
Cage Code:
63910
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 5310-00-639-5242
What are the manufacturers of nsn 5310006395242?
Does this nsn 5310006395242 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310006395242
A nut having 6 flat sides, flat on the bottom and having a slotted cylindrical or dome shaped upper portion. it is designed to provide positive locking when used with a solid or split (cotter) pin. excludes nut (1), plain, slotted, hexagon.
Does nsn 5310006395242 contain any precious metals?
Precious metal content is unknown.
Does nsn 5310006395242 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310006395242?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
01854
FIIG:
A021A0
App. Key:
AG
Cond. Code:
1
Status:
A

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