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Extended Washer Self-locking Nut NSN 5310-01-321-2158

Item Description

A nut, circular in shape, having wrenching facilities such as flats, holes, protrusions, slots or splines in or on the periphery. It has an integral washer which extends beyond the wrenching element periphery and an integral feature is incorporated for locking on the threads of a mating member.

NSN 5310-01-321-2158 NSN: 5310-01-321-2158

Features and Characteristics

Thread Class
3b
Thread Direction
Right-hand
Locking Feature
Prevailing torque all metal design
Washer Outside Diameter
Between 0.763 inches and 0.773 inches
Lubrication
Dry film lubricant
Overall Height
Between 0.475 inches and 0.500 inches
Nut Style
Spline drive
Drive Point Quantity
18
Washer Thickness
0.055 inches
Thread Series
Unjf
Thready Qty Per Inch (tpi)
20
Thread Size
0.438 inches
Material
Iron alloy 660
Material Specification
Ams 5737 assn standard single material response
Surface Treatment
Passivate
Surface Treatment Specification
Qq-p-35 federal specification single treatment response
FSC
5310 Nuts And Washers
NIIN
013212158
NSN
5310013212158

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
VN3201BE070
Cage Code:
92215
Status:
A
MSDS:
Part Number:
SP52988-7DL
Cage Code:
15653
Status:
A
MSDS:
Part Number:
03A103-7L
Cage Code:
1W025
Status:
A
MSDS:
Part Number:
83673-7L
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 5310-01-321-2158
What are the manufacturers of nsn 5310013212158?
Does this nsn 5310013212158 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310013212158
A nut, circular in shape, having wrenching facilities such as flats, holes, protrusions, slots or splines in or on the periphery. it has an integral washer which extends beyond the wrenching element periphery and an integral feature is incorporated for locking on the threads of a mating member.
Does nsn 5310013212158 contain any precious metals?
No precious metal content.
Does nsn 5310013212158 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310013212158?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
36744
FIIG:
A021A0
App. Key:
BS
Cond. Code:
1
Status:
A

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  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
  •   Quality Fast Service
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