MS9557-12

Military Standard Machine Bolt

email this to someone  
Description:

Fastener Length: 7/8", Thread: 1/4-28, Thread Length: 51/64", MS9557 series bolt

* Manufacturer certifications are shipped with your order FREE of charge
MS9557-12
MS9557-12
MS9557-12
Add to Cart Up to qty 190 ships same day if ordered before 4pm EST
MS9557-12 Price:
buy now
$4.16 Each
Quantity:
Pre-packaged bag qty: 10 ea
* Sold in increments of 10
Add item to quote  

MS9557-12 Datasheet Features and Specification

Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
0.740 inches minimum and 0.806 inches maximum
Fastener Length:
0.865 inches minimum and 0.885 inches maximum
Head Style:
Double hexagon extended washer
Head Height:
0.300 inches nominal
Width Between Flats:
0.312 inches nominal
Extended Washer Diameter:
0.438 inches nominal
Extended Washer Thickness:
0.060 inches nominal
Thread Diameter:
0.250 inches
Grip Length:
0.079 inches minimum and 0.125 inches maximum
Features Provided:
Finished head
Thready Qty Per Inch (tpi):
28
Surface Finish:
32.0 microinches bearing surface of head
Surface Finish:
32.0 microinches grip
Surface Finish:
32.0 microinches threads
Material:
Iron alloy 660 overall
Material Specification:
Ams 5731 assn std single material response overall
Thread Series Designator:
Unjf
Quick Specs
Thread Size 1/4
Thread Qty 28
Material Iron
Length 7/8

Additional Information

SKU / Model: MS955712
NSN: 5306-01-274-8315
FSC: Bolts / 5306
Product Series: MS9557
Pack Weight (Approx.) 0.200 lb
Minimum Qty (MOQ): 10
Schedule B: 7318.15.2095
ECCN: EAR99
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
MS9557-12_Military-Fasteners-com.pdf
Worldwide Shipping In stock and ready to ship!

* report an issue on this page

Frequently bought together

Other customers frequently bought these along with MS9557-12

Picture of MS9557-08
MS9557-08
Machine Bolt
in Bolts

length: 5/8", thread: 1/4-28, extended washer head, corrosion and heat resistant steel

Picture of MS9557-10
MS9557-10
Machine Bolt
in Bolts

length: 3/4, thread: 1/4-28, 12 point, extended washer head, corrosion and heat resistant steel

Picture of MS9556-14
MS9556-14
Machine Bolt
in Bolts

length: 1", thread: 10-32, extended washer head, corrosion and heat resistant steel

More MS9557 machine bolts

MS9557-61

Bolt

MS9557-52

Bolt

MS9557-50

Bolt

MS9557-48

Bolt

MS9557-46

Fastener Length: 4-1/4", Thread: 1/4-28, Thread Length: 51/64"

MS9557-45

MS9557-45

Product Image Gallery

Product code MS9557-12
MS9557-12
MS9557-12
MS9557-12

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

Google View our Google profile

You guys shipped right away and it was delivered on time. Thanks for the prompt service.

4.0

Your service is great. I have use you for years and your service has always been great

4.0

I routinely use Military Fasteners and have them on our Approved Vendor List. They already understand traceability requirements and their website always seems up to date and accurate. Same day shipping is a big deal for us as well."

5.0

Thanks Military Fasteners, you folks continue to be the best in filling orders and getting them out quickly. You are my go to source for all things aviation.

5.0