AN174C21A

Aeronautical Standard Close Tolerance Bolt

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Description:

Fastener Length: 2-3/16", Thread: 1/4-28, Thread Length: 1/2", hexagon head, fine thread, AN174 series bolt

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AN174C21A
AN174C21A
AN174C21A
AN174C21A
AN174C21A
AN174C21A
Add to Cart Up to qty 50 ships same day if ordered before 4pm EST
AN174C21A Price:
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$13.50 Each
Quantity:
Pre-packaged bag qty: 5 ea
* Sold in increments of 5
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AN174C21A Datasheet Features and Specification

Thread Series Designator:
Unf (fine thread)
Thread Qty Per Inch (tpi):
28
Thread Direction:
Right-hand
Thread Length:
Between 0.438 inches and 0.515 inches
Thread Class:
3a
Thread Diameter:
0.250 inches
Surface Treatment:
Passivate
Min. Tensile Strength (psi):
125000 pounds per square inch
Material:
Steel
Material Specification:
Mil-s-18732 military specification single material response
Head Style:
Hexagon
Head Height:
Between 0.140 inches and 0.172 inches
Hardness Rating:
26.0 rockwell c and 32.0 rockwell c
Grip Length:
Between 1.672 inches and 1.703 inches
Grip Diameter:
Between 0.2487 inches and 0.2492 inches
Fastener Length:
Between 2.141 inches and 2.188 inches
Width Between Flats:
Between 0.428 inches and 0.440 inches
Quick Specs
Thread Size 1/4
Thread Qty 28
Thread Series UNF
Thread Class 3A
Material Steel

Additional Information

SKU / Model: AN174C21A
NSN: 5306-00-808-2857
FSC: Bolts / 5306
Product Series: AN174C
Pack Weight (Approx.) 0.183 lb
Minimum Qty (MOQ): 5
Schedule B: 7318.15.8085
ECCN: EAR99
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
AN174C21A_Military-Fasteners-com.pdf
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More AN174C close tolerance bolts

AN174CH5A

Length: 21/32in., grip: 3/16in., thread: 1/4-28, corrosion resistant, undrilled shank, drilled head

AN174C7A

$3.90 Each, Length: 29/32in., grip: 7/16in., thread: 1/4-28, corrosion resistant undrilled shank

AN174C22

Fastener Length: 2-1/4", Thread: 1/4-28, Thread Length: 15/32"

AN174C21

Fastener Length: 2-1/8", Thread: 1/4-28, Thread Length: 15/32"

AN174C17

5306-00-177-5425 Close Tolerance Bolt

AN174C14

length: 1-17/32", grip: 1-1/16", thread: 1/4-28, corrosion resistant - drilled shank

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Product code AN174C21A
AN174C21A
AN174C21A
AN174C21A
AN174C21A
AN174C21A
AN174C21A

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I placed an order with Lindsey at Military Fasteners late afternoon, 3:15 to be exact and she was nice enough to expedite my order and made sure to get it shipped that day. Great company with great people.

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Thanks Military Fasteners, you folks continue to be the best in filling orders and getting them out quickly. You are my go to source for all things aviation.

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Phone was answered on the second ring. The order was taken. All requested items were in stock. Got my order delivered to my door 2 days later.

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The customer service from Trisha Hawkins at Military Fasteners was exceptional.

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