AN175-21A

Aeronautical Standard Close Tolerance Bolt

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Description:

Fastener Length: 2-1/4", Thread: 1/4-24, Thread Length: 37/64

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AN175-21A
AN175-21A
AN175-21A
AN175-21A
AN175-21A
AN175-21A
Add to Cart Up to qty 12 ships same day if ordered before 4pm EST
AN175-21A Price:
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$54.82 Each
Quantity:
Pre-packaged bag qty: 1 ea
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AN175-21A Datasheet Features and Specification

Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
0.499 inches minimum and 0.578 inches maximum
Fastener Length:
2.203 inches minimum and 2.250 inches maximum
Head Style:
Hexagon
Head Height:
0.172 inches minimum and 0.204 inches maximum
Width Between Flats:
0.490 inches minimum and 0.502 inches maximum
Grip Diameter:
0.3112 inches minimum and 0.3117 inches maximum
Thread Diameter:
0.312 inches
Grip Length:
1.672 inches minimum and 1.704 inches maximum
Thready Qty Per Inch (tpi):
24
Min. Tensile Strength (psi):
125000 pounds per square inch
Hardness Rating:
26.0 rockwell c minimum overall and 32.0 rockwell c maximum overall
Surface Finish:
53.0 microinches grip
Surface Finish:
63.0 microinches bearing surface of head
Material:
Steel comp 8740 overall or steel comp 8630 overall or steel comp 8735 overall or steel comp 4140 overall or steel comp 4037 overall
Surface Treatment:
Cadmium overall and chromate overall
Surface Treatment Specification:
Qq-p-416 ty 2 cl 3 fed spec all treatment responses overall
Thread Series Designator:
Unf
Quick Specs
Thread Size 1/4
Thread Qty 24
Material Steel
Length 2-1/4

Additional Information

SKU / Model: AN17521A
NSN: 5306-00-638-8247
FSC: Bolts / 5306
Product Series: AN175
Pack Weight (Approx.) 0.067 lb
Minimum Qty (MOQ): 1
Schedule B: 7318.15.8085
ECCN: 9A991
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
AN175-21A_Military-Fasteners-com.pdf
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More AN175 close tolerance bolts

AN175H7A

Fastener Length: 0-63/64", Hole Diameter: 1/16", Thread: 1/4-24, Thread Length: 37/64"

AN175H5A

Fastener Length: 3/4", Hole Diameter: 1/16", Thread: 1/4-24, Thread Length: 37/64"

AN175H35

Fastener Length: 3-45/64", Hole Diameter: 1/16", Thread: 1/4-24, Thread Length: 21/32"

AN175H24

$8.34 EA, Fastener Length: 2-19/32in., Hole Diameter: 1/16in., Thread: 1/4-24

AN175H22A

Fastener Length: 2-11/32in., Hole Diameter: 1/16in., Thread: 1/4-24, Thread Length: 17/32in.

AN175H22

Fastener Length: 2-11/32", Hole Diameter: 1/16", Thread: 1/4-24, Thread Length: 17/32"

Product Image Gallery

Product code AN175-21A
AN175-21A
AN175-21A
AN175-21A
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AN175-21A
AN175-21A

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My order was handled extremely well. From placing my order online, through payment, communication of tracking, etc., everything was perfect. The package arrived in a timely manner, and all items were received in excellent condition.

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Military Fasteners provided the supplies needed to repair my prop. They had the exact items I needed, at a good price. My order was delivered in reasonable time, complete with instructions. The end result was a quality repair to get me back flyin again. Thank you! Steve

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Always great with your orders. Ordered 2 tires on a Sunday and they were delivered on Tuesday with free shipping and no tax.

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