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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Customer Reviews

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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

Small order but all was in stock, sales rep was very friendly and made it a pleasure. Shipped and received quicker than expected.

5.0

We were able to find the parts needed at a competitive price. Jasmine Morales was helpful in fulfilling this order.

5.0

The only hardware supplier that rushes to ship your order. Placed an order at 4pm, and they got it out same day.

5.0