MS16998-55L

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

MS16998-55L Datasheet Features and Specification

Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
0.386 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 0.469 inches maximum
Head Height:
0.306 inches minimum and 0.312 inches maximum
Locking Feature:
Patch threads or strip threads
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:
39.0 rockwell c minimum overall and 45.0 rockwell c maximum overall
Material:
Plastic polyamide locking feature
Material:
Steel fastener
Surface Treatment:
Cadmium fastener and chromate fastener
Surface Treatment Specification:
Qq-p-416 ty 2 cl 3 fed spec single treatment response fastener
Thread Series Designator:
Unf
Nondefinitive Specification/std Data:
6 type
Quick Specs
Thread Size 1/4
Thread Qty 24
Material Steel
Length 1/2

Additional Information

SKU / Model: MS1699855L
NSN: 5305-01-306-4842
FSC: Screws / 5305
Product Series: MS16998
Pack Weight (Approx.) 0.000 lb
Minimum Qty (MOQ): 30 EA
Schedule B: 7318.15.6080
ECCN: EAR99
National Motor Freight: 096640, Screws, Iron Or Steel
Download PDF Version
MS16998-55L_Military-Fasteners-com.pdf
Worldwide Shipping

* report an issue on this page

More MS16998 machine screws

MS16998-80

Fastener Length: 2-1/2in., Thread: 3/8-24, Head Width: 5/16in., Thread Length: 1-1/2in., 5305-00-983-7453

MS16998-78

Fastener Length: 1-63/64", Thread: 3/8-24, Head Width: 1/4", Thread Length: 1-1/2"

MS16998-73

$31.80 EA, Fastener Length: 7/8in., Thread: 3/8-24, Head Width: 1/4in., Thread Length: 7/8in.

MS16998-70

Fastener Length: 1/2", Thread: 3/8-24, Head Width: 5/16", Thread Length: 13/32"

MS16998-65

Fastener Length: 2-1/2", Thread: 1/4-24, Head Width: 1/4", Thread Length: 1-3/8"

MS16998-61L

$1.20 EA, Fastener Length: 1-1/2in., Thread: 1/4-24, Head Width: 1/4in., Thread Length: 1-1/2in.

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

Order was shipped extremely fast. I dont know how you get these orders shipped as fast as you do. Everything was perfect. Thanks

5.0

Received the ELT Battery on time and at a price that I expected. I use Military Fasteners for all my aviation part and accessories needs.

5.0

All of my orders have originated thru your online system and have arrived on time as advertised. Your system performs great. I can decide while ordering how I want it shipped and what cost. All things said, I find your system very easy to order thru.

5.0

Great service and Very fast. Ramona was a great help. Keep up the great work!!

5.0