MS16998-78

Military Standard Screw

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Description:

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

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MS16998-78 Datasheet Features and Specification

Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
1.460 inches minimum and 1.500 inches maximum
Fastener Length:
1.960 inches minimum and 2.000 inches maximum
Head Style:
Flat chamfer
Head Diameter:
0.550 inches minimum and 0.562 inches maximum
Head Height:
0.368 inches minimum and 0.375 inches maximum
Internal Drive Style:
Hexagon
Thread Diameter:
0.375 inches
Width Across Flats:
0.312 inches nominal
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:
Ams-qq-p-416, ty 2, cl 2 fed spec single treatment response overall
Thread Series Designator:
Unf
Quick Specs
Thread Size 3/8
Thread Qty 24
Material Steel
Length 1-63/64

Additional Information

SKU / Model: MS1699878
NSN: 5305-00-983-7452
FSC: Screws / 5305
Product Series: MS16998
Pack Weight (Approx.) 0.000 lb
Minimum Qty (MOQ): 10 EA
Schedule B: 7318.15.6080
ECCN: EAR99
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
MS16998-78_Military-Fasteners-com.pdf
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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

MS16998-73

$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.

MS16998-59L

Fastener Length: 0-63/64", Thread: 1/4-24, Head Width: 1/4", Thread Length: 0-63/64"

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Received exactly as ordered, exactly when promised. Superb customer service as always.

4.0

I have ordered from Military Fasteners for years and have never had a complaint! And do not expect to have a complaint in the future.

4.0

I am always impressed that you can process and ship and order only a few hours after you get it. Keep up the good work.

5.0

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.

4.0