MS21093-0410

Military Standard Machine Screw

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Description:

Fastener Length: 5/16", Thread: 4-40, Thread Length: 17/64

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MS21093-0410 Datasheet Features and Specification

Thread Class:
2a
Thread Direction:
Right-hand
Thread Length:
0.264 inches minimum and 0.272 inches maximum
Fastener Length:
0.281 inches minimum and 0.312 inches maximum
Head Style:
Flat countersunk
Head Diameter:
0.200 inches minimum and 0.225 inches maximum
Head Height:
0.040 inches minimum and 0.048 inches maximum
Locking Feature:
Pellet or strip or patch
Internal Drive Style:
Cross recess type 1
Thread Diameter:
0.112 inches
Thready Qty Per Inch (tpi):
40
Min. Tensile Strength (psi):
60000 pounds per square inch
Countersink Angle:
99.0 degrees minimum and 101.0 degrees maximum
Screw Material:
Steel
Screw Surface Treatment:
Cadmium and chromate
Screw Surface Treatment Specification:
Qq-p-416 ty 2 cl 3 fed spec single treatment response
Thread Series Designator:
Unc
Quick Specs
Thread Size 4
Thread Qty 40
Material Steel
Length 5/16

Additional Information

SKU / Model: MS210930410
NSN: 5305-00-726-1239
FSC: Screws / 5305
Product Series: MS21093
Pack Weight (Approx.) 0.000 lb
Minimum Qty (MOQ): 20
Schedule B: 7318.15.6080
ECCN: EAR99
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
MS21093-0410_Military-Fasteners-com.pdf
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I recently had the pleasure of working with Dan Hunter and I must say that my experience was nothing short of exceptional. Dan is the epitome of professionalism and knowledge in the Aerospace industry. From the moment I engaged with Dan, I was impressed by his deep understanding of the products/services he was selling. His expertise was evident as he patiently and thoroughly answered all of my questions, providing me with valuable insights that helped me make informed decisions. What sets Dan apart is his ability to build trust and establish rapport with customers effortlessly. I never felt pressured or rushed into making a purchase; instead, I felt supported and guided in finding the right solution for my needs. Ask for Dan if you are looking for a salesperson who goes above and beyond to deliver an exceptional customer experience.

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Discovered on Wednesday evening I needed a new tire / tube. I had it in my hands Friday in time for a weekend install. Great service!!

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The products sent allowed the repair to be completed in a timely manner. Thank you for Military Fasteners being there and having parts available to allow our vintage aircraft to continue flight.

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My order was shipped and received within two days. I always receive satisfactory service from Military Fasteners. Thanks.

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