MS9557-11
Military Standard Machine Bolt
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Description:
* Manufacturer certifications are shipped with your order
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Fastener Length: 13/16", Thread: 1/4-28, Thread Length: 47/64",
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MS9557-11 Datasheet Features and Specification
Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
0.703 inches minimum and 0.743 inches maximum
Fastener Length:
0.802 inches minimum and 0.822 inches maximum
Head Style:
Double hexagon w/hole
Head Height:
0.300 inches nominal
Width Between Flats:
0.312 inches nominal
Extended Washer Diameter:
0.438 inches nominal
Extended Washer Thickness:
0.060 inches minimum
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:
24.0 rockwell c minimum overall and 35.0 rockwell c 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 | 13/16 |
Additional Information
| SKU / Model: | MS955711 |
| NSN: | 5306-00-541-9508 |
| FSC: | Bolts / 5306 |
| Product Series: | MS9557 |
| Pack Weight (Approx.) | 0.191 lb |
| Minimum Qty (MOQ): | 10 |
| ECCN: | EAR99 |
| National Motor Freight: | 093486, Bolts,nuts Or Screws, Noi (sub 3) |
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Download PDF Version MS9557-11_Military-Fasteners-com.pdf |
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Product code MS9557-11
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