BACB30LM4-20

Bolt

email this to someone  
Description:

Fastener Length: 1-11/16", Thread: 1/4-28, Thread Length: 7/16"

* Manufacturer certifications are shipped with your order FREE of charge
no image available
Add to Quote We are currently out of stock of this item. Click the button below to add this item to a quote and receive up to date pricing and availability by email.

Add to Quote

BACB30LM4-20 Datasheet Features and Specification

Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
0.400 inches minimum and 0.450 inches maximum
Fastener Length:
1.660 inches minimum and 1.690 inches maximum
Head Style:
Hexagon
Head Height:
0.125 inches minimum and 0.140 inches maximum
Width Between Flats:
0.430 inches minimum and 0.439 inches maximum
Grip Diameter:
0.2485 inches minimum and 0.2495 inches maximum
Thread Diameter:
0.250 inches
Grip Length:
1.240 inches minimum and 1.260 inches maximum
Thready Qty Per Inch (tpi):
28
Min. Tensile Strength (psi):
160000 pounds per square inch
Surface Finish:
32.0 microinches bearing surface of head
Surface Finish:
32.0 microinches grip
Surface Finish:
32.0 microinches threads
Material:
Iron alloy 660 overall
Material Specification:
Ams 5737 assn std single material response overall
Surface Treatment:
Cadmium overall and chromate overall
Surface Treatment Specification:
Qq-p-416 ty 2 class 2 fed spec single treatment response overall
Thread Series Designator:
Unf
Quick Specs
Thread Size 1/4
Thread Qty 28
Material Iron
Length 1-11/16

Additional Information

SKU / Model: BACB30LM420
NSN: 5306-01-161-2591
FSC: Bolts / 5306
Product Series: BACB30LM4
Pack Weight (Approx.) 0.000 lb
Minimum Qty (MOQ): 1 EA
Schedule B: 7318.15.8085
ECCN: EAR99
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
BACB30LM4-20_Military-Fasteners-com.pdf
Worldwide Shipping

* report an issue on this page

More BACB30LM4 machine bolts

BACB30LM4U27

Fastener Length: 2-1/8", Thread: 1/4-28, Thread Length: 7/16"

BACB30LM4U20

Fastener Length: 1-11/16", Thread: 1/4-28, Thread Length: 7/16"

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

Google View our Google profile

Great products have ordered items regularly from this company.

5.0

It is easy to order on your website and the deliveries are always in the specified time / Thanks

5.0

Everything about this order was textbook perfect. As always,when I order something from Military Fasteners I get what I ordered when it arrives on time. No surprises or disappointments. Good job!

4.0

I enjoy ordering my components from military fasteners because your people that take my order have always got my order right. They are also very polite and professional. Thank You

4.0