AN4-4
Aeronautical Standard Machine Bolt
Length: 17/32", grip: 1/16", thread: 1/4-28, cadmium plated steel, drilled shank, AN4 series bolt



AN4-4 Datasheet Features and Specification
Quick Specs
Thread Size | 1/4 |
Thread Qty | 28 |
Thread Series | UNF |
Thread Class | 3A |
Material | Steel |
Length | 1/2 |
Additional Information
SKU / Model: | AN44 |
NSN: | 5306-00-144-3703 |
FSC: | Bolts / 5306 |
Product Series: | AN4 |
Pack Weight (Approx.) | 0.318 lb |
Minimum Qty (MOQ): | 25 |
Schedule B: | 7318.15.2000 |
ECCN: | EAR99 |
National Motor Freight: | 093486, Bolts,nuts Or Screws, Noi (sub 3) |
Download PDF Version AN4-4_Military-Fasteners-com.pdf |
|
![]() ![]() |
* report an issue on this page
Frequently bought together
Other customers frequently bought these along with AN4-4

AN3-4
Machine Bolt
in Bolts
Length: 17/32", Grip: 1/8", Thread: 10-32, cadmium plated steel, drilled shank, AN3 series bolt

AN4-5
Machine Bolt
in Bolts
length: 21/32", grip: 3/16", thread: 1/4-28, cadmium plated steel, drilled shank, AN4 series bolt
More AN4 machine bolts
$1.02 Each, airframe bolt 1/4-28 Thread, 7/16in. Grip, 29/32in. Length drilled head undrilled shank
Length: 29/32in., grip: 7/16in., thread: 1/4-28, cadmium plated steel drilled shank, drilled head
Length: 25/32in., grip: 5/16in., thread: 1/4-28, cadmium plated steel undrilled shank drilled head
Fastener Length: 6-13/16", Hole Diameter: 1/32", Thread: 1/4-28, Thread Length: 33/64"
Fastener Length: 6-", Hole Diameter: 1/32", Thread: 1/4-28, Thread Length: 15/32"
$1.50 Each, Length: 25/32in., grip: 5/16in., thread: 1/4-28, cadmium plated steel drilled shank drilled head
Product Image Gallery
Product code AN4-4


Have a question
If you require a quote on this or any product please visit our quote request page »
Browse our frequently asked questions page.
You may contact us by phone at +1 (904) 543-6395 or
email us using our contact form.
Our hours of operation are 8:00am - 6:00pm EST
Customer Reviews

Your staff is courteous and well informed about your product line. Your inventory is excellent and competitively priced. The shipment always arrives as advertized and the boxes are well packed. I will continue to order my aircraft supplies from military fasteners
Ive been purchasing aircraft parts and hardware from Military Fasteners for over 4 years. That alone should speak volumes. Ive always received excellent customer service and the product quality is unrivaled. When I think of aircraft parts and accessories, Im thinking Military Fasteners. Keep up the excellent work folks! Regards, Ed
To say I am satisfied with all purchases from Military Fasteners is a bit of an understatement. Selection, price, packaging, shipping exceeds expectations. You are my number one choice for my aircraft needs, thank you, Charles
Received order very quick. I was totally impressed with how well it was prepared for shipment. While a fragile order, it arrived undamaged in any way because of the excellent packaging. Thanks.
Please complete this form if you're having an issue with ordering this item or this item displays invalid or innacurate information or specifications. We thank you for taking the time to report issues so that we may better serve you.