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Hexagon Plain Nut NSN 5310-01-212-2803

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 5310-01-212-2803 NSN: 5310-01-212-2803

Features and Characteristics

Thread Class
3b
Thread Direction
Right-hand
Nut Style
Hexagon
Nut Height
0.156 inches
Drilled Hole Diameter
Between 0.045 inches and 0.049 inches
Hole Type And Quantity
3 drilled
Width Across Flats
Between 0.615 inches and 0.627 inches
Thread Series
Unjf
Thready Qty Per Inch (tpi)
20
Hardness Rating
Between 32.0 rockwell c and 38.0 rockwell c
Thread Size
0.438 inches
Hole Configuration Style
Configuration b
Bearing Surface Type
Chamfered
Material
Steel comp 615
Material Specification
Ams 5616 assn standard single material response
FSC
5310 Nuts And Washers
NIIN
012122803
NSN
5310012122803

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
743506-1
Cage Code:
73030
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 5310-01-212-2803
What are the manufacturers of nsn 5310012122803?
Does this nsn 5310012122803 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310012122803
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 5310012122803 contain any precious metals?
No precious metal content.
Does nsn 5310012122803 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310012122803?
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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