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Hex Castellated Self-locking Nut NSN 5310-00-377-3883

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 5310-00-377-3883 NSN: 5310-00-377-3883

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Features and Characteristics

Thread Class
3b
Thread Direction
Right-hand
Locking Feature
Prevailing torque all metal design
Nut Style
Castellated, hexagon
Nut Height
Between 0.270 inches and 0.290 inches
Width Across Flats
Between 0.430 inches and 0.439 inches
Thread Series
Unjf
Thready Qty Per Inch (tpi)
28
Thread Size
0.250 inches
Bearing Surface Type
Washer faced
Material
Iron alloy 660
Material Specification
Ams 5737 assn standard single material response
FSC
5310 Nuts And Washers
NIIN
003773883
NSN
5310003773883

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
4010647
Cage Code:
77445
Status:
A
MSDS:
Part Number:
58729M-428
Cage Code:
56878
Status:
A
MSDS:
Part Number:
4022709
Cage Code:
77445
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 5310-00-377-3883
What are the manufacturers of nsn 5310003773883?
Does this nsn 5310003773883 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310003773883
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 5310003773883 contain any precious metals?
No precious metal content.
Does nsn 5310003773883 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310003773883?
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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