MS16998-55

Military Standard Screw

email this to someone  
Description:

Fastener Length: 1/2", Thread: 1/4-24, Head Width: 1/4", Thread Length: 1/2"

* Manufacturer certifications are shipped with your order FREE of charge
no image available
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

MS16998-55 Datasheet Features and Specification

Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
0.469 inches minimum and 0.500 inches maximum
Fastener Length:
0.469 inches minimum and 0.500 inches maximum
Head Style:
Flat chamfer
Head Diameter:
0.457 inches minimum and 0.468 inches maximum
Head Height:
0.306 inches minimum and 0.312 inches maximum
Internal Drive Style:
Hexagon
Thread Diameter:
0.312 inches
Width Across Flats:
0.250 inches minimum and 0.253 inches maximum
Thready Qty Per Inch (tpi):
24
Min. Tensile Strength (psi):
160000 pounds per square inch
Hardness Rating:
36.0 rockwell c minimum overall and 45.0 rockwell c maximum overall
Minimum Yield Strength:
130000 pounds per square inch
Material:
Steel overall
Surface Treatment:
Cadmium overall and chromate overall
Surface Treatment Specification:
Qq-p-416 ty 2 cl 3 fed spec single treatment response overall
Thread Series Designator:
Unf
Quick Specs
Thread Size 1/4
Thread Qty 24
Material Steel
Length 1/2

Additional Information

SKU / Model: MS1699855
NSN: 5305-00-983-6667
FSC: Screws / 5305
Product Series: MS16998
Pack Weight (Approx.) 0.000 lb
Minimum Qty (MOQ): 15 EA
Schedule B: 7318.15.2010
ECCN: 9A991
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
MS16998-55_Military-Fasteners-com.pdf
Worldwide Shipping

* report an issue on this page

More MS16998 socket head cap screws

MS16998-98

Fastener Length: 1-3/4in., Thread: 1/2-20, Head Width: 3/8in., Thread Length: 1-41/64in., 5305-00-983-7457

MS16998-97

Fastener Length: 1-1/2in., Thread: 1/2-20, Head Width: 3/8in., Thread Length: 1-25/64in.

MS16998-81

Fastener Length: 2-63/64in., Thread: 3/8-24, Head Width: 5/16in., Thread Length: 1-1/2in.

MS16998-79

$13.14 EA, Fastener Length: 2-1/4in., Thread: 3/8-24, Head Width: 5/16in., Thread Length: 1-1/4in. screw

MS16998-76L

Fastener Length: 1-1/2", Thread: 3/8-24, Head Width: 5/16", Thread Length: 1-1/2"

MS16998-76

$5.94 EA, Fastener Length: 1-1/2in., Thread: 3/8-24, Head Width: 5/16in., Thread Length: 1-29/64in.

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

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.

5.0

Service was great, shipped and received with paperwork as promised, definitely would give a two thumbs up.

5.0

I love how quickly you always ship my orders. The person I spoke to was knowledgeable and helpful.

5.0

Very good service as always. Ive been a customer for years. My go to parts store.

4.0