MS9557-08

Military Standard Machine Bolt

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Description:

length: 5/8", thread: 1/4-28, extended washer head, corrosion and heat resistant steel

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MS9557-08
MS9557-08
MS9557-08
Add to Cart Up to qty 200 ships same day if ordered before 4pm EST
MS9557-08 Price:
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$4.29 Each
Quantity:
Pre-packaged bag qty: 10 ea
* Sold in increments of 10
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MS9557-08 Datasheet Features and Specification

Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
0.526 inches minimum and 0.546 inches maximum
Fastener Length:
0.625 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:
Ams5731 assn std single material response overall
Thread Series Designator:
Unjf
Quick Specs
Thread Size 1/4
Thread Qty 28
Material Iron
Length 5/8

Additional Information

SKU / Model: MS955708
NSN: 5306-00-143-2892
FSC: Bolts / 5306
Product Series: MS9557
Pack Weight (Approx.) 0.163 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
MS9557-08_Military-Fasteners-com.pdf
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Product Image Gallery

Product code MS9557-08
MS9557-08
MS9557-08
MS9557-08

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Customer Reviews

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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

Military Fasteners is first on my list for the hard to find items so often associated with Government Projects. Brittany and Michael have always been quick to respond and nothing but professional in every way. I look forward to a continued relationship with Military Fasteners.

5.0

Easy to find parts, quick ordering, great customer service (if needed), quick shipping. All-in-all Im a very satisfied customer!

5.0

Over the years that I have been associated with you as a buyer - your promptness and professionalism with providing for my product needs and advice have been outstanding, keep up the great support - Thanks a million.

4.0