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Extended Washer Self-locking Nut

NSN 5310-00-056-9524 | NIIN 00-056-9524
NSN 5310-00-056-9524 NSN: 5310-00-056-9524
Description:

3B thread class, right-hand , 28 thread quantity per inch, navy special project , nickel locking insert surface treated

Features and Characteristics

Thread Class
3B
Thread Direction
Right-hand
Locking Feature
Prevailing torque all metal design
Washer Outside Diameter
0.416 inches
Counterbore Diameter
0.254 inches nut
Overall Height
0.280 inches
Nut Style
Hexagon
Nut Counterbore Depth
0.090 inches nut
Width Across Flats
Between 0.304 inches and 0.316 inches
Tempurature Rating
1400.0 degrees Fahrenheit
Thread Series
Unjf
Thready Qty Per Inch (tpi)
28
Hardness Rating
Between 36.0 Rockwell c and 42.0 Rockwell c
Thread Size
0.250 inches
Part Name Assigned By Controlling Agency
Navy special project
Material
Nickel alloy M252
Material Specification
Ams 5756 assn standard single material response
Surface Treatment
Nickel and zinc locking insert
Surface Treatment Specification
Ams 6304 assn standard single treatment response locking insert
FSC
5310 Nuts And Washers
NIIN
000569524
NSN
5310000569524

Manufacturer Part Numbers

Alternate part numbers that match this National Stock Number
Part Number
Cage
Status
MSDS
Part Number:
NAS1287C4
Cage Code:
80205
Status:
A
MSDS:
Part Number:
LH4079-048
Cage Code:
019L2
Status:
A
MSDS:
Part Number:
LH4079-048
Cage Code:
72962
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 7508900000
  • NAICS: 332999
  • SITC: 69975
  • Description: Other articles of nickel, nesoi (excluding cloth, grill & netting of nickel wire)
  • End Use (Code 12300):
    Finished metal shapes

Q & A

Frequently asked questions for NSN 5310-00-056-9524
What are the manufacturers of nsn 5310000569524?
Does this nsn 5310000569524 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310000569524
A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery. an integral feature is incorporated for locking on the threads of a mating member.
Does nsn 5310000569524 contain any precious metals?
Precious metal content is unknown.
Does nsn 5310000569524 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310000569524?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
29730
FIIG:
A021A0
App. Key:
BT
Cond. Code:
1
Status:
A

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