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Hexagon Slotted Self-locking Nut NSN 5310-00-537-3920

Item Description

A nut having a flat bearing surface and 6 flat sides with slots in its upper portion. An integral feature is incorporated for locking on the threads of a mating member. The slots, when used in conjunction with a solid or split (cotter) pin, act as an extra "fail safe", feature in critical applications. Excludes nut (1), self-locking, castellated, octagon.

NSN 5310-00-537-3920 NSN: 5310-00-537-3920

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Features and Characteristics

Thread Class
3b
Thread Direction
Right-hand
Locking Feature
Prevailing torque all metal design
Nut Style
Slotted, hexagon
Nut Height
Between 0.313 inches and 0.343 inches
Width Across Flats
Between 0.492 inches and 0.502 inches
Tempurature Rating
800.0 degrees fahrenheit
Thread Series
Unjf
Thready Qty Per Inch (tpi)
24
Thread Size
0.312 inches
Bearing Surface Type
Washer faced
Material
Iron alloy 660
Material Specification
Ams 5525 assn standard single material response or ams 5725 assn standard single material response or ams 5737 assn standard single material response
Surface Treatment
Silver
Surface Treatment Specification
Ams 2411 assn standard single treatment response
FSC
5310 Nuts And Washers
NIIN
005373920
NSN
5310005373920

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
Z7764-5
Cage Code:
019L2
Status:
A
MSDS:
Part Number:
MS21225-5
Cage Code:
80205
Status:
A
MSDS:
Part Number:
10121469
Cage Code:
A486G
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 5310-00-537-3920
What are the manufacturers of nsn 5310005373920?
Does this nsn 5310005373920 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310005373920
A nut having a flat bearing surface and 6 flat sides with slots in its upper portion. an integral feature is incorporated for locking on the threads of a mating member. the slots, when used in conjunction with a solid or split (cotter) pin, act as an extra "fail safe", feature in critical applications. excludes nut (1), self-locking, castellated, octagon.
Does nsn 5310005373920 contain any precious metals?
Item contains silver.
Does nsn 5310005373920 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310005373920?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
29733
FIIG:
A021A0
App. Key:
BK
Cond. Code:
1
Status:
A

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