MS21289-10

Military Standard Bolt

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Description:

Fastener Length: 3/4", Hole Diameter: 5/64", Thread: 1/4-28, Thread Length: 11/16"

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MS21289-10 Datasheet Features and Specification

Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
0.679 inches minimum
Fastener Length:
0.750 inches nominal
Head Style:
Double hexagon w/hole
Head Height:
0.330 inches nominal
Width Between Flats:
0.304 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
Hole Diameter:
0.070 inches nominal
Thread Diameter:
0.250 inches
Hole Quantity:
4
Hole Type:
Drilled
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
Hole Configuration Style:
Round
Surface Finish:
32.0 microinches threads
Surface Finish:
63.0 microinches bearing surface of head
Surface Finish:
63.0 microinches grip
Material:
Iron alloy 660 overall
Material Specification:
Ams 5732 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: MS2128910
NSN: 5306-00-143-1801
FSC: Bolts / 5306
Product Series: MS21289
Pack Weight (Approx.) 0.000 lb
Minimum Qty (MOQ): 5 EA
Schedule B: 7318.15.8085
ECCN: 9A991
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
MS21289-10_Military-Fasteners-com.pdf
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More MS21289 machine bolts

MS21289-27

Fastener Length: 1-7/8", Hole Diameter: 5/64", Thread: 1/4-28, Thread Length: 3/4"

MS21289-24

Fastener Length: 1-5/8", Hole Diameter: 5/64", Thread: 1/4-28, Thread Length: 3/4"

MS21289-23

Fastener Length: 1-9/16", Hole Diameter: 5/64", Thread: 1/4-28, Thread Length: 3/4"

MS21289-12

Fastener Length: 7/8", Hole Diameter: 5/64", Thread: 1/4-28, Thread Length: 3/4"

MS21289-08

$8.70 EA, Fastener Length: 5/8in., Hole Diameter: 5/64in., Thread: 1/4-28, Thread Length: 9/16in.

MS21289-05

Fastener Length: 7/16in., Hole Diameter: 1/16in., Thread: 1/4-28, Thread Length: 7/16in.

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