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Hexagon Plain Nut NSN 5310-00-519-1143

Item Description

A nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see locknut, electrical conduit. See also locknut, tube fitting. For items having a thickness (or height) exceeding two times the width across the flats, use post, electrical-mechanical equipment. (when height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)

NSN 5310-00-519-1143 NSN: 5310-00-519-1143

Features and Characteristics

Thread Class
3b
Thread Direction
Right-hand
Nut Style
Hexagon
Nut Height
Between 0.615 inches and 0.635 inches
Hole Type And Quantity
1 tapped
Width Across Flats
Between 1.990 inches and 2.010 inches
Thread Series
Un
Thready Qty Per Inch (tpi)
12
Hardness Rating
Between 18.0 rockwell c and 27.0 rockwell c
Thread Size
1.438 inches
Hole Configuration Style
Configuration a
Bearing Surface Type
Washer faced
Hole Thread Diameter
0.250 inches
Bearing Surface Finish
125.0 microinches
Material
Steel comp 4140 or steel comp 8640 or steel comp 1335 or steel comp 1045
Material Specification
Astm a322 assn standard 1st material response or astm a331 assn standard 1st material response or astm a322 assn standard 2nd material response or astm a331 assn standard 2nd material response or astm a322 assn standard 3rd material response or astm a331 assn standard 3rd material response or astm a108 assn standard 4th material response
Surface Treatment
Phosphate
FSC
5310 Nuts And Washers
NIIN
005191143
NSN
5310005191143

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
5191143
Cage Code:
19204
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 5310-00-519-1143
What are the manufacturers of nsn 5310005191143?
Does this nsn 5310005191143 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310005191143
A nut, flat on top and bottom having 6 flat sides. for items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see locknut, electrical conduit. see also locknut, tube fitting. for items having a thickness (or height) exceeding two times the width across the flats, use post, electrical-mechanical equipment. (when height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)
Does nsn 5310005191143 contain any precious metals?
Precious metal content is unknown.
Does nsn 5310005191143 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310005191143?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
01857
FIIG:
A021A0
App. Key:
AG
Cond. Code:
1
Status:
A

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