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Hexagon Plain Nut NSN 5310-00-504-7281

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 5310-00-504-7281 NSN: 5310-00-504-7281

Features and Characteristics

Thread Class
3b
Thread Direction
Right-hand
Nut Style
Hexagon
Nut Height
Between 0.630 inches and 0.690 inches
Width Across Flats
4.000 inches
Thread Series
Unc
Thready Qty Per Inch (tpi)
12
Thread Size
2.625 inches
Countersink Angle
90.0 degrees nut
Bearing Surface Type
Flat
Bearing Surface Finish
125.0 microinches
Material
Steel
Material Specification
Astm a108, gr 1015-1025 assn standard single material response
FSC
5310 Nuts And Washers
NIIN
005047281
NSN
5310005047281

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
13219E4261
Cage Code:
97403
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 5310-00-504-7281
What are the manufacturers of nsn 5310005047281?
Does this nsn 5310005047281 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310005047281
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 5310005047281 contain any precious metals?
No precious metal content.
Does nsn 5310005047281 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310005047281?
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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