MS9558-21

Military Standard Machine Bolt

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Description:

Fastener Length: 1-1/2", Thread: 5/16-24, Thread Length: 7/8", MS9558 series bolt

* Manufacturer certifications are shipped with your order FREE of charge
MS9558-21
MS9558-21
MS9558-21
MS9558-21
MS9558-21
MS9558-21
Add to Cart Up to qty 60 ships same day if ordered before 4pm EST
MS9558-21 Price:
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$28.97 Each
Quantity:
Pre-packaged bag qty: 1 ea
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MS9558-21 Datasheet Features and Specification

Width Between Flats:
0.375 inches
Thread Series Designator:
Unjf (fine thread with external controlled root radius)
Thread Qty Per Inch (tpi):
24
Thread Length:
7/8 inch
Thread Direction:
Right-hand
Thread Diameter:
0.312 inches
Thread Class:
3a
Surface Finish:
32.0 microinches grip
Surface Finish:
32.0 microinches surface of head
Surface Finish:
32.0 microinches threads
Minimum Yield Strength:
85000 pounds per square inch
Min. Tensile Strength (psi):
130000 pounds per square inch
Material Specification:
Ams 5731 assn standard single material response
Material:
Iron alloy 660
Head Style:
Double hexagon with hole
Head Height:
0.348 inches
Grip Length:
Between 0.628 inches and 0.688 inches
Hardness Rating:
24.0 rockwell c and 35.0 rockwell c
Fastener Length:
1-1/2 inch
Features Provided:
Finished head
Extended Washer Thickness:
0.07 inches
Extended Washer Diameter:
1/2 inch
Quick Specs
Thread Size 5/16
Thread Qty 24
Thread Length 7/8
Thread Series UNJF
Thread Class 3A
Material Iron
Length 1-1/2

Additional Information

SKU / Model: MS955821
NSN: 5306-01-078-7240
FSC: Bolts / 5306
Product Series: MS9558
Pack Weight (Approx.) 0.050 lb
Minimum Qty (MOQ): 1
Schedule B: 7318.15.8085
ECCN: EAR99
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
MS9558-21_Military-Fasteners-com.pdf
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More MS9558 machine bolts

MS9558-34

Fastener Length: 2-63/64", Thread: 5/16-24, Thread Length: 0-63/64"

MS9558-32

$11.94 EA, Fastener Length: 2-3/4in., Thread: 1/4-24, Thread Length: 59/64in.

MS9558-27

Fastener Length: 2-1/8in., Thread: 1/4-24, Thread Length: 59/64in.

MS9558-26

MS9558-26 Machine Bolt

MS9558-24

Fastener Length: 1-3/4", Thread: 1/4-24, Thread Length: 59/64"

MS9558-20

$14.34 EA, Fastener Length: 1-1/2in., Thread: 1/4-24, Thread Length: 59/64in.

Product Image Gallery

Product code MS9558-21
MS9558-21
MS9558-21
MS9558-21
MS9558-21
MS9558-21
MS9558-21

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I was working with Kasey and she was very helpful. I received our fasteners very fast.

5.0

I recently had the pleasure of working with Military Fasteners and I couldn't be more satisfied with the experience. Trisha Hawkins provided exceptional customer service and went above and beyond to ensure I found exactly what I needed. The quality of the fasteners is top-notch and the delivery was prompt. I highly recommend Military Fasteners for their outstanding products and excellent service. Thank you, Trisha, for making the process so smooth and efficient!

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