AN174-21A

Aeronautical Standard Machine Bolt

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Description:

length: 2-5/32", grip: 1-11/16", thread: 1/4-28, cadmium plated steel undrilled shank

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AN174-21A Datasheet Features and Specification

Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
0.437 inches minimum and 0.516 inches maximum
Fastener Length:
2.140 inches minimum and 2.187 inches maximum
Head Style:
Hexagon
Head Height:
0.140 inches minimum and 0.172 inches maximum
Width Between Flats:
0.428 inches minimum and 0.440 inches maximum
Thread Diameter:
0.250 inches
Grip Length:
1.671 inches minimum and 1.703 inches maximum
Features Provided:
Finished head
Thready Qty Per Inch (tpi):
28
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:
63.0 microinches bearing surface of head
Surface Finish:
63.0 microinches grip
Material:
Steel comp 4140 overall or steel comp 8740 overall or steel comp 8630 overall or steel comp 8735 overall or steel comp 4130 overall or steel comp 4037 overall
Material Specification:
Mil-s-5626 mil spec 1st material response overall or mil-s-6049 mil spec 2nd material response overall or mil-s-6050 mil spec 3rd material response overall or mil-s-6098 mil spec 4th material response overall or mil-s-6758 mil spec 5th material response overall or ams 6300 assn std 6th material response 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 28
Material Steel
Length 2-3/16

Additional Information

SKU / Model: AN17421A
NSN: 5306-00-182-1801
FSC: Bolts / 5306
Product Series: AN174
Pack Weight (Approx.) 0.000 lb
Minimum Qty (MOQ): 10
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
AN174-21A_Military-Fasteners-com.pdf
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More AN174 machine bolts

AN174-5A

length: 21/32", grip: 3/16", thread: 1/4-28, cadmium plated steel undrilled shank"

AN174-23A

$1.62 Each, Length: 2-13/32in., grip: 1-15/16in., thread: 1/4-28, cadmium plated steel undrilled shank

AN174-20A

$1.44 Each, Close tolerance bolt 1/4-28 Thread, 1-9/16in. Grip, 2-1/32 Length, Undrilled

AN174-17A

$2.02 Each, Bolt, Close Tolerance, 1/4-28 Thread, 1-7/16in. Grip, 1-29/32 Length, Undrilled

AN174-15A

Length: 1-21/32in., grip: 1-3/16in., thread: 1/4-28, cadmium plated steel undrilled shank

AN174-13A

$1.92 Each, Length: 1-13/32in., grip: 15/16in., thread: 1/4-28, cadmium plated steel undrilled shank

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