MS9557-12

Military Standard Machine Bolt

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Description:

Fastener Length: 7/8", Thread: 1/4-28, Thread Length: 51/64", MS9557 series bolt

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MS9557-12
MS9557-12
MS9557-12
Add to Cart Up to qty 190 ships same day if ordered before 4pm EST
MS9557-12 Price:
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$4.16 Each
Quantity:
Pre-packaged bag qty: 10 ea
* Sold in increments of 10
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MS9557-12 Datasheet Features and Specification

Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
0.740 inches minimum and 0.806 inches maximum
Fastener Length:
0.865 inches minimum and 0.885 inches maximum
Head Style:
Double hexagon extended washer
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 nominal
Thread Diameter:
0.250 inches
Grip Length:
0.079 inches minimum and 0.125 inches maximum
Features Provided:
Finished head
Thready Qty Per Inch (tpi):
28
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 7/8

Additional Information

SKU / Model: MS955712
NSN: 5306-01-274-8315
FSC: Bolts / 5306
Product Series: MS9557
Pack Weight (Approx.) 0.200 lb
Minimum Qty (MOQ): 10
Schedule B: 7318.15.2095
ECCN: EAR99
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
MS9557-12_Military-Fasteners-com.pdf
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Fastener Length: 4-1/4", Thread: 1/4-28, Thread Length: 51/64"

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Product Image Gallery

Product code MS9557-12
MS9557-12
MS9557-12
MS9557-12

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Customer Reviews

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Wow, great quick order. Website is easy to navigate and orders are shipped quickly. I have already passed along to others as having the right parts and quick shipping. Thanks, Danny S, Louisiana

4.0

I have been using Military Fasteners and have always had great service. Just this week I realized late in the day that we needed another part and I was able to add it to the order I had placed that morning. Being a small FBO on a shoestring budget that saved shipping cost and potential delays. Thanks Military Fasteners.

5.0

Have placed many orders in the past months with sales representative Brittany Cornish and couldn't be more pleased ! She is always a joy to speak with, and she always makes sure that my orders are delivered on time. She's a great asset to your team but I'm sure you already know that.

5.0

Very good process

5.0