MS21083B6
Military Standard Locknut
email this to someone
Description:
* Manufacturer certifications are shipped with your order
FREE of charge
Thread Size: 3/8", Nut Height: 9/32", Head Width: 35/64"

Add to Quote
We are currently out of stock of this item. Click the button below to add this item to a quote and
receive up to date pricing and availability by email.
Add to Quote
Add to Quote
MS21083B6 Datasheet Features and Specification
Thread Class:
3b
Thread Direction:
Right-hand
Locking Feature:
Prevailing torque with nonmetallic insert
Nut Style:
Hexagon
Nut Height:
0.282 inches maximum
Width Across Flats:
0.553 inches minimum and 0.564 inches maximum
Tempurature Rating:
250.0 deg fahrenheit nominal
Thread Series:
Unjf
Thready Qty Per Inch (tpi):
24
Thread Size:
0.375 inches
Countersink Angle:
88.0 degrees nominal nut
Bearing Surface Type:
Chamfered or washer faced
Bearing Surface Finish:
125.0 microinches
Material:
Copper alloy nut
Material:
Plastic polyamide locking insert
Surface Treatment:
Cadmium overall except insert
Surface Treatment Specification:
Qq-p-416,ty 2,cl 2 fed spec single treatment response overall except insert
Quick Specs
Thread Size | 3/8 |
Thread Qty | 24 |
Additional Information
SKU / Model: | MS21083B6 |
NSN: | 5310-00-926-5832 |
FSC: | Nuts and Washers / 5310 |
Pack Weight (Approx.) | 0.000 lb |
Minimum Qty (MOQ): | 10 EA |
Schedule B: | 7415.33.8050 |
ECCN: | EAR99 |
National Motor Freight: | 093486, Bolts,nuts Or Screws, Noi (sub 3) |
Download PDF Version MS21083B6_Military-Fasteners-com.pdf |
|
![]() |
* report an issue on this page
More locknuts
MS21083B4
Thread Size: 1/4in., Nut Height: 7/32in., Head Width: 27/64in.
MS21083B06
Thread Size: 1/8in., Nut Height: 9/64in., Head Width: 5/16in.
Have a question
If you require a quote on this or any product please visit our quote request page »
Browse our frequently asked questions page.
You may contact us by phone at +1 (904) 543-6395 or
email us using our contact form.
Our hours of operation are 8:00am - 6:00pm EST
Customer Reviews

Lars D.
Great Webpage and a good costumer service
5.0
Ron C.
Fast service and fast shipping.
5.0
Doug E.
Great service and Very fast. Ramona was a great help. Keep up the great work!!
5.0
Kristen B.
Best company out there!! Great customer service!
5.0
Something isn't right
Please complete this form if you're having an issue with ordering this item or this item displays invalid or innacurate information or specifications. We thank you for taking the time to report issues so that we may better serve you.
Please complete this form if you're having an issue with ordering this item or this item displays invalid or innacurate information or specifications. We thank you for taking the time to report issues so that we may better serve you.