MS21090-0416

Military Standard Screwlock

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Description:

Fastener Length: 3/4", Thread: 4-40, Thread Length: 3/4"

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MS21090-0416 Datasheet Features and Specification

Thread Class:
2a
Thread Direction:
Right-hand
Thread Length:
0.719 inches minimum and 0.750 inches maximum
Fastener Length:
0.719 inches minimum and 0.750 inches maximum
Head Style:
Pan
Head Diameter:
0.205 inches minimum and 0.219 inches maximum
Head Height:
0.070 inches minimum and 0.080 inches maximum
Locking Feature:
Patch threads or pellet threads or strip threads
Internal Drive Style:
Cross recess type 1
Thread Diameter:
0.112 inches
Thready Qty Per Inch (tpi):
40
Hardness Rating:
26.0 rockwell c minimum overall and 32.0 rockwell c maximum overall
Material:
Steel comp 4037 overall or steel comp 8630 overall
Material Specification:
Ams 6300 assn std 1st material response overall or mil-s-6050 mil spec 2nd material response overall
Surface Treatment:
Cadmium overall and chromate overall
Surface Treatment Specification:
Qq-p-416,type 2,class 3 fed spec single treatment response overall
Thread Series Designator:
Unc
Quick Specs
Thread Size 4
Thread Qty 40
Material Steel
Length 3/4

Additional Information

SKU / Model: MS210900416
NSN: 5305-00-726-1240
FSC: Screws / 5305
Product Series: MS21090
Pack Weight (Approx.) 0.000 lb
Minimum Qty (MOQ): 95 EA
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
MS21090-0416_Military-Fasteners-com.pdf
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MS21090-0417

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MS21090-0415

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

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Great Service, good response time and very professional. Definitelt will buy from these again.

5.0

I have built an airplane with parts from Military Fasteners. In the last years I have only had one issue involving warranty problems and that was resolved by the factory. Good service and quality parts/availability are very good at Military Fasteners.

5.0