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Hexagon Plain Nut NSN 5310-01-256-9716

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 5310-01-256-9716 NSN: 5310-01-256-9716

Features and Characteristics

Thread Class
3b
Thread Direction
Left-hand
Nut Style
Hexagon
Nut Height
0.250 inches
Drilled Hole Diameter
Between 0.069 inches and 0.074 inches
Hole Type And Quantity
3 drilled
Width Across Flats
Between 1.109 inches and 1.127 inches
Thread Series
Unjf
Thready Qty Per Inch (tpi)
16
Hardness Rating
Between 34.0 rockwell c and 38.0 rockwell c
Thread Size
0.750 inches
Hole Configuration Style
Configuration b
Countersink Angle
110.0 degrees both ends
Bearing Surface Type
Chamfered or washer faced
Bearing Surface Finish
125.0 microinches
Material
Steel comp 4130 or steel comp e4340
Material Specification
Mil-s-6758, cond d-1 or d-4 or f-4 military specification 1st material response or mil-s-5000, cond c-1 or c-4 military specification 2nd material response
Surface Treatment
Cadmium and chromate
Surface Treatment Specification
Qq-p-416, type 2, cl 2 federal specification single treatment response
Specification Data
80205-nas1423 professional/industrial association standard
FSC
5310 Nuts And Washers
NIIN
012569716
NSN
5310012569716

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
PB2AR
Cage Code:
89946
Status:
A
MSDS:
Part Number:
NAS1423-12LH
Cage Code:
80205
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 5310-01-256-9716
What are the manufacturers of nsn 5310012569716?
Does this nsn 5310012569716 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310012569716
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 5310012569716 contain any precious metals?
No precious metal content.
Does nsn 5310012569716 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310012569716?
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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