BACB30LU4-71

Bolt

email this to someone  
Description:

Fastener Length: 4-7/8", Thread: 1/4-28, Thread Length: 27/64"

* 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

BACB30LU4-71 Datasheet Features and Specification

Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
0.425 inches nominal
Fastener Length:
4.848 inches minimum and 4.878 inches maximum
Head Style:
Flat countersunk
Head Diameter:
0.455 inches minimum and 0.510 inches maximum
Grip Diameter:
0.2485 inches minimum and 0.2495 inches maximum
Internal Drive Style:
Cross recess type 1
Thread Diameter:
0.2500 inches
Grip Length:
4.428 inches minimum and 4.448 inches maximum
Thready Qty Per Inch (tpi):
28
Countersink Angle:
99.0 degrees minimum and 101.0 degrees maximum
Material:
Steel comp 4340 overall or steel comp 8740 overall
Material Specification:
Mil-s-5000 mil spec 1st material response overall or mil-s-6049 mil spec 2nd material response overall or ams 6322 assn std 2nd material response overall
Surface Treatment:
Cadmium overall and chromate overall
Surface Treatment Specification:
Qq-p-416,ty2,cl2 fed spec single treatment response overall
Thread Series Designator:
Unjf
Quick Specs
Thread Size 1/4
Thread Qty 28
Material Steel
Length 4-7/8

Additional Information

SKU / Model: BACB30LU471
NSN: 5305-01-193-6181
FSC: Screws / 5305
Product Series: BACB30LU4
Pack Weight (Approx.) 0.000 lb
Minimum Qty (MOQ): 1 EA
National Motor Freight: 096630, Screws Noi Brass / Bronze / Copper
Download PDF Version
BACB30LU4-71_Military-Fasteners-com.pdf
Worldwide Shipping

* report an issue on this page

More BACB30LU4 close tolerance bolts

BACB30LU4D9

Fastener Length: 0-63/64", 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

My order was a small order of hardware. The order arrived well packaged, in a timely manner via US mail. I continue to receive excellent service from Military Fasteners. Thank You!

4.0

My order was easily submitted online processed quickly and delivered in a timely manner. I am a happy customer.

4.5

I like the easy look-up website, huge selection and fast shipping, 100% satisfied.

4.5

Military Fasteners always delivered on what I purchased. And what I returned Military Fasteners is prompt on returning it as crediting my account. I only order for myself, so I'm quite satisfied the way Military Fasteners takes care of me only as a occasional customer. Thank you Military Fasteners Personnel.

5.0