Military Standard - Self Locking Nut and Extended Washer - MS21042-3

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Military Standard - Self Locking Nut and Extended Washer - MS21042-3

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Military Standard - Self Locking Nut and Extended Washer - MS21042-3
Genuine OEM Part

Description: Self Locking Nut and Extended Washer, thread: 10-32, reduced hexagon, reduced height, cad plated steel, no dry film lube, MS21042 series nut
Part Number: MS21042-3 


Product Overview: 

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.


MS21042-3 Part Specifications:

Thread Class :3b
Thread Direction:Right-hand
Locking Feature:Prevailing Torque All Metal Design
Washer Outside Diameter:0.330" Inches Maximum
Lubrication:Soluble Lubricant
Overall Height:0.154" Inches Minimum And 0.188" Inches Maximum
Nut Style:Hexagon
Washer Thickness:0.015" Inches Minimum
Iii End Item Identification:Mrap - Cougar
Width Across Flats:0.243" Inches Minimum And 0.252" Inches Maximum
Temp Rating:450.0 Deg Fahrenheit Nominal
Thread Series:Unjf
Thread Quantity Per Inch:32
Hardness Rating:49.0 Rockwell C Maximum
Nominal Thread Size:0.190" Inches
Material:Steel Overall
Surface Treatment:Cadmium And Chromate Overall 
Surface Treatment Document And Classification:Qq-p-416,ty 2,cl 3 Fed Spec Single Treatment Response Overall 


  1. Thread Class: 3b
  2. Thread Direction: Right-hand
  3. Locking Feature: Prevailing Torque All Metal Design
  4. Washer Outside Diameter: 0.330 Inches Maximum
  5. Lubrication: Soluble Lubricant
  6. Overall Height: 0.154 Inches Minimum And 0.188 Inches Maximum
  7. Nut Style: Hexagon
  8. Washer Thickness: 0.015 Inches Minimum
  9. Iii End Item Identification: Mrap - Cougar
  10. Width Across Flats: 0.243 Inches Minimum And 0.252 Inches Maximum
  11. Temp Rating: 450.0 Deg Fahrenheit Nominal
  12. Thread Series: Unjf
  13. Thread Quantity Per Inch: 32
  14. Hardness Rating: 49.0 Rockwell C Maximum
  15. Nominal Thread Size: 0.190 Inches
  16. Material: Steel Overall
  17. Surface Treatment: Cadmium And Chromate Overall 
  18. Surface Treatment Document And Classification: Qq-p-416,ty 2,cl 3 Fed Spec Single Treatment Response Overall 



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Dimensions
Dimensions (W x H x D) 0.25" x 0.17" x 0.33" Inch
Length 0.17" Inch
Weight 0.002 lb
Specifications
ATA Chapter 51 ATA Standard Practices and Structures
Available Conditions NE/NS
Cage Code 96906
Country of origin United States of America
ECCN / USML Ear99
Hazmat Code Not applicable
Hazmat(Y/N) N
Material Steel
NSN 5310-00-807-1467
Schedule B 7318.16.0085
Total Shelf Life (days) Not applicable
Type Nut and Washer
Units of Measure (UoM) Each
Brand Military Standards
Condition status Depreciated