MS51957-14B
Military Standard Machine Screw
length: 5/16", thread: 4-40, pan head, corrosion resistant steel, coarse thread, black oxide coating, MS51957 series screw






MS51957-14B Datasheet Features and Specification
Quick Specs
Thread Size | 4 |
Thread Qty | 40 |
Thread Series | UNC |
Thread Class | 2A |
Material | Steel |
Length | 5/16 |
Additional Information
SKU / Model: | MS5195714B |
NSN: | 5305-00-459-4687 |
FSC: | Screws / 5305 |
Product Series: | MS51957 |
Pack Weight (Approx.) | 0.122 lb |
Minimum Qty (MOQ): | 100 |
ECCN: | EAR99 |
National Motor Freight: | 093486, Bolts,nuts Or Screws, Noi (sub 3) |
Download PDF Version MS51957-14B_Military-Fasteners-com.pdf |
|
![]() ![]() |
* report an issue on this page
Frequently bought together
Other customers frequently bought these along with MS51957-14B

MS51957-15B
Machine Screw
in Screws
length: 3/8", thread: 4-40, pan head, black oxide coating, corrosion resistant steel, coarse thread, MS51957 series screw

MS35338-135B
Lock Washer
in Washers
diameter: #4, stainless steel, black oxide, MS35338 series washer

MS51957-16B
Machine Screw
in Screws
length: 7/16", thread: 4-40, pan head, corrosion resistant steel, coarse thread, black oxide coating, MS51957 series screw

MS51957-45B
Machine Screw
in Screws
length: 1/2", thread: 8-32, pan head, corrosion resistant steel, coarse thread, black oxide coating, MS51957 series screw

MS51957-28B
Machine Screw
in Screws
length: 3/8", thread: 6-32, pan head, black oxide coating, corrosion resistant steel, coarse thread, MS51957 series screw

MS51957-29B
Machine Screw
in Screws
length: 7/16", thread: 6-32, pan head, black oxide coating, corrosion resistant steel, coarse thread, MS51957 series screw
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 MS51957-14B





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

I always enjoy buying parts from you. Your service and delivery are great and the customer service folks are terrific. Thank you.
Order received thanks. Easy to order online, fast response by Military Fasteners, competitive pricing and hassle free. Good job again, many thanks.
I have been a regular customer of military fasteners since 2018. I have always been satisfied with my purchases and quality of product.
As normal with Military Fasteners for many years, no issues. I order the parts needed and they send them. Just fair prices and good service.
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.