MS16997-88

Military Standard Machine Screw

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Description:

Fastener Length: 2-63/64", Thread: 1/4-18, Head Width: 1/4", Thread Length: 1-41/64

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MS16997-88 Datasheet Features and Specification

Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
1.315 inches minimum and 1.653 inches maximum
Fastener Length:
2.940 inches minimum and 3.000 inches maximum
Head Style:
Flat chamfer
Head Diameter:
0.457 inches minimum and 0.469 inches maximum
Head Height:
0.306 inches minimum and 0.313 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):
18
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:
Unc
Nondefinitive Specification/std Data:
6 type
Quick Specs
Thread Size 1/4
Thread Qty 18
Material Steel
Length 2-63/64

Additional Information

SKU / Model: MS1699788
NSN: 5305-00-984-3021
FSC: Screws / 5305
Product Series: MS16997
Pack Weight (Approx.) 0.000 lb
Minimum Qty (MOQ): 5
Schedule B: 7318.15.6080
ECCN: EAR99
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
MS16997-88_Military-Fasteners-com.pdf
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More MS16997 machine screws

MS16997-99L

Fastener Length: 0-63/64", Thread: 3/8-16, Head Width: 5/16", Thread Length: 0-63/64"

MS16997-99

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

MS16997-83

$7.14 EA, Fastener Length: 1-3/4in., Thread: 1/4-18, Head Width: 1/4in., Thread Length: 1-1/8in.

MS16997-81

5305-00-983-6622 Machine Screw

MS16997-80

Fastener Length: 63/64in., Thread: 1/4-18, Head Width: 1/4in., Thread Length: 7/8in.

MS16997-76

$2.46 EA, Fastener Length: 1/2in., Thread: 1/4-18, Head Width: 1/4in., Thread Length: 1/2in.

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Thanks for a super fast processing of my order. Terrific to do business with you.

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I've been an Military Fasteners customer years. It has always been a pleasure to order from you. There has rarely been an issue with an order but when there was you fixed it promptly.

4.5

Fast delivery, excellent choice on product that covers all types of aircraft. This range of product makes it easy to rebuild and maintenance your aircraft.

5.0

Good job, all tools accounted for, packing and delivery was great. All the tools are high quality. Thanks.

4.0