MS51957-20B
Military Standard Machine Screw
length: 7/8", thread: 4-40, pan head, black oxide coating, corrosion resistant steel, coarse thread, MS51957 series screw












MS51957-20B Datasheet Features and Specification
Quick Specs
Thread Size | 4 |
Thread Qty | 40 |
Material | Steel |
Length | 7/8 |
Additional Information
SKU / Model: | MS5195720B |
NSN: | 5305-00-822-4520 |
FSC: | Screws / 5305 |
Product Series: | MS51957 |
Pack Weight (Approx.) | 0.228 lb |
Minimum Qty (MOQ): | 100 |
Schedule B: | 7318.15.6080 |
ECCN: | EAR99 |
National Motor Freight: | 096640, Screws, Iron Or Steel |
Download PDF Version MS51957-20B_Military-Fasteners-com.pdf |
|
![]() ![]() |
* report an issue on this page
More MS51957 machine screws
$0.24 Each, Length: 3/4in., black oxide
Length: 3/4in. thread: 2-56 pan head screw corrosion resistant steel coarse thread
$0.24 EA, Fastener Length: 5/8in., Thread: 2-56, Thread Length: 5/8in.
5305-00-071-2093 Machine Screw
$3.54 EA, Fastener Length: 1-3/4in., Thread: 1/4-20, Thread Length: 1-3/4in.
$0.42 EA, Fastener Length: 1-1/2in., Thread: 1/4-20, Thread Length: 1-1/2in.
Product Image Gallery
Product code MS51957-20B











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

Brittany was attentive to our needs. We had to source some other products you didn't have elsewhere. We would have preferred to place an order a one place. Will come back and order another time.
Thank you for having the items in stock and for fast shipping. The service was very good.
I recently had the pleasure of working with Dan Hunter and I must say that my experience was nothing short of exceptional. Dan is the epitome of professionalism and knowledge in the Aerospace industry. From the moment I engaged with Dan, I was impressed by his deep understanding of the products/services he was selling. His expertise was evident as he patiently and thoroughly answered all of my questions, providing me with valuable insights that helped me make informed decisions. What sets Dan apart is his ability to build trust and establish rapport with customers effortlessly. I never felt pressured or rushed into making a purchase; instead, I felt supported and guided in finding the right solution for my needs. Ask for Dan if you are looking for a salesperson who goes above and beyond to deliver an exceptional customer experience.
Very speedy order processing and reasonable shipping time. Its almost like walking next door to a favorite aircraft supply house.
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.