MS9557-10

Military Standard Machine Bolt

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Description:

length: 3/4, thread: 1/4-28, 12 point, extended washer head, corrosion and heat resistant steel

* Manufacturer certifications are shipped with your order FREE of charge
MS9557-10
MS9557-10
MS9557-10
MS9557-10
Add to Cart Up to qty 340 ships same day if ordered before 4pm EST
MS9557-10 Price:
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$3.75 Each
Quantity:
Pre-packaged bag qty: 10 ea
* Sold in increments of 10
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MS9557-10 Datasheet Features and Specification

Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
0.651 inches minimum and 0.671 inches maximum
Fastener Length:
0.750 inches nominal
Head Style:
Double hexagon w/hole
Head Height:
0.300 inches nominal
Width Between Flats:
0.305 inches minimum and 0.313 inches maximum
Extended Washer Diameter:
0.438 inches nominal
Extended Washer Thickness:
0.060 inches minimum and 0.070 inches maximum
Thread Diameter:
0.250 inches
Grip Length:
0.079 inches minimum and 0.099 inches maximum
Features Provided:
Finished head
Thready Qty Per Inch (tpi):
28
Min. Tensile Strength (psi):
130000 pounds per square inch
Hardness Rating:
248.0 brinell standard minimum overall and 341.0 brinell standard maximum overall
Minimum Yield Strength:
85000 pounds per square inch
Surface Finish:
32.0 microinches bearing surface of head
Surface Finish:
32.0 microinches grip
Surface Finish:
32.0 microinches threads
Material:
Iron alloy 660 overall
Material Specification:
Ams 5731 assn std single material response overall
Thread Series Designator:
Unjf
Quick Specs
Thread Size 1/4
Thread Qty 28
Material Iron
Length 3/4

Additional Information

SKU / Model: MS955710
NSN: 5306-00-113-3769
FSC: Bolts / 5306
Product Series: MS9557
Pack Weight (Approx.) 0.000 lb
Minimum Qty (MOQ): 10
Schedule B: 7318.15.8085
ECCN: EAR99
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
MS9557-10_Military-Fasteners-com.pdf
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Product Image Gallery

Product code MS9557-10
MS9557-10
MS9557-10
MS9557-10
MS9557-10

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Military Fasteners always seems to get the order correct and delivered when expected. I this day and age, this is high praise.

5.0

Excellent fast service and shipping all the way to Alaska. Thank you very much!!

5.0

Ramona R. is very prompt and professional processing my urgent request! i am very satisfied with the quick turn around. Thank you!

5.0

I order parts about once a week for the restoration of my Grumman AA-1A. Service and prompt delivery are always above expectation. I don't know what I would do without Military Fasteners and that's no joke! Thanks for your great work!

5.0