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Hex Castellated Self-locking Nut NSN 5310-01-305-2582

Item Description

A nut having 6 flat sides, flat on the bottom and having a slotted cylindrical or dome shaped 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, slotted, hexagon.

NSN 5310-01-305-2582 NSN: 5310-01-305-2582

Features and Characteristics

Thread Class
3b
Thread Direction
Right-hand
Locking Feature
Prevailing torque all metal design
Lubrication
Dry film lubricant
Nut Style
Castellated, hexagon
Nut Height
0.572 inches
Width Across Flats
Between 0.741 inches and 0.752 inches
Tempurature Rating
800.0 degrees fahrenheit
Thread Series
Unjf
Thready Qty Per Inch (tpi)
20
Thread Size
0.500 inches
Bearing Surface Type
Chamfered
Material
Iron alloy 660
Material Specification
Ams 5737 assn standard single material response
Surface Treatment
Passivate and silver
Surface Treatment Specification
Qq-p-35 federal specification 1st treatment response and ams 2410 assn standard 2nd treatment response
FSC
5310 Nuts And Washers
NIIN
013052582
NSN
5310013052582

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
SS 5093-8
Cage Code:
78286
Status:
A
MSDS:
Part Number:
SS5093-8
Cage Code:
56878
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 5310-01-305-2582
What are the manufacturers of nsn 5310013052582?
Does this nsn 5310013052582 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310013052582
A nut having 6 flat sides, flat on the bottom and having a slotted cylindrical or dome shaped 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, slotted, hexagon.
Does nsn 5310013052582 contain any precious metals?
Item contains silver.
Does nsn 5310013052582 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310013052582?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
29725
FIIG:
A021A0
App. Key:
BK
Cond. Code:
1
Status:
A

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  •   Certificate of Conformance
  •   Quality Inspected Parts
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