MS51966-66

Military Standard Machine Screw

email this to someone  
Description:

Fastener Length: 7/8", Thread: 1/4-28, Head Width: 1/8", Thread Length: 7/8", setscrew

* Manufacturer certifications are shipped with your order FREE of charge
no image available
Notice: MS51966-66 is currently unavailable for immediate purchase. Click the button below to add this item to the request a quote form and receive an official pricing and availability quote by email.

Add to Quote

MS51966-66 Datasheet Features and Specification

Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
0.860 inches minimum and 0.890 inches maximum
Fastener Length:
0.860 inches minimum and 0.890 inches maximum
Head Style:
Headless (setscrew)
Point Style:
Flat
Internal Drive Style:
Hexagon
Thread Diameter:
0.250 inches
Width Across Flats:
0.125 inches nominal
Thready Qty Per Inch (tpi):
28
Hardness Rating:
45.0 rockwell c minimum overall and 53.0 rockwell c maximum overall
Material:
Steel comp 4032 overall or steel comp 4037 overall or steel comp 4137 overall or steel comp 4140 overall or steel comp 8630 overall or steel comp 8740 overall
Material Specification:
66 fed std all material responses overall
Surface Treatment:
Cadmium overall and chromate overall
Surface Treatment Specification:
Qq-p-416,type 2,class 3 fed spec all treatment responses overall
Thread Series Designator:
Unf
Quick Specs
Thread Size 1/4
Thread Qty 28
Material Steel
Length 7/8

Additional Information

SKU / Model: MS5196666
NSN: 5305-00-728-6323
FSC: Screws / 5305
Product Series: MS51966
Pack Weight (Approx.) 0.000 lb
Minimum Qty (MOQ): 25
ECCN: EAR99
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
MS51966-66_Military-Fasteners-com.pdf
Worldwide Shipping

* report an issue on this page

More MS51966 machine screws

MS51966-87

$5.10 EA, Fastener Length: 3/8in., Thread: 3/8-24, Head Width: 3/16in., Thread Length: 3/8in.

MS51966-80

Fastener Length: 1-1/64", Thread: 5/16-24, Head Width: 5/32", Thread Length: 1-1/64"

MS51966-67

Fastener Length: 0-1/1", Thread: 1/4-28, Head Width: 1/8", Thread Length: 0-1/1"

MS51966-147

Fastener Length: 1/2", Thread: 3/8-24, Head Width: 3/16", Thread Length: 1/2"

MS51966-123

Fastener Length: 5/16", Thread: 1/4-28, Head Width: 1/8", Thread Length: 5/16"

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

Military Fasteners was recently added to our list of approved vendors and so far it has been an absolute pleasure working with them. The speed, communication, and coordination with our orders so far have been absolutely above and beyond. Sarah is an absolute all star and made the ordering process quick and seamless. 10/10 Would recommend to anyone looking for products!

5.0

Lindsey is our go to person at Military Fasteners. When we need a quote she is the first person we look to. We are very happy with the service and product. Highly recommend to others.

5.0

You all are Awesome! I am restoring a 1946 all aluminum camper and have come to you several times for materials needed. Every time I order, I get a quality product at a fair price in a timely manner. I couldn't ask for more.

5.0

Paige is the best :)

5.0