LL57D40P4

Locking Phil Screw

email this to someone  
Description:

Fastener Length: 1/4", Thread: 4-40, Thread Length: 1/4"

* 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

LL57D40P4 Datasheet Features and Specification

Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
0.169 inches minimum and 0.250 inches maximum
Fastener Length:
0.219 inches minimum and 0.250 inches maximum
Head Style:
Pan
Head Diameter:
0.205 inches minimum and 0.219 inches maximum
Head Height:
0.070 inches minimum and 0.080 inches maximum
Internal Drive Style:
Cross recess type 1
Thread Diameter:
0.112 inches
Thready Qty Per Inch (tpi):
40
Min. Tensile Strength (psi):
160000 pounds per square inch
Surface Finish:
32.0 microinches bearing surface of head
Surface Finish:
32.0 microinches threads
Material:
Iron alloy 660 overall
Material Specification:
Ams 5737 assn std single material response overall
Surface Treatment:
Passivate overall
Surface Treatment Specification:
Qq-p-35 fed spec single treatment response overall
Thread Series Designator:
Unjc
Specification Data:
80205-nas1190 professional/industrial association standard
Quick Specs
Thread Size 4
Thread Qty 40
Material Iron
Length 1/4

Additional Information

SKU / Model: LL57D40P4
NSN: 5305-01-055-3764
FSC: Screws / 5305
Pack Weight (Approx.) 0.000 lb
Minimum Qty (MOQ): 75 EA
Schedule B: 7318.15.6080
ECCN: EAR99
Download PDF Version
LL57D40P4_Military-Fasteners-com.pdf
Worldwide Shipping

* report an issue on this page

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

You ship them right out to me via US mail in a padded envelope. This makes you my go-to company for all my parts needs. When I've asked questions on-line about an item they are answered thoroughly and usually the same day. Thanks Military Fasteners!

5.0

Military Fasteners is first on my list for the hard to find items so often associated with Government Projects. Brittany and Michael have always been quick to respond and nothing but professional in every way. I look forward to a continued relationship with Military Fasteners.

5.0

Excellent supplier, easy ordering and quick delivery. I wish all my suppliers conducted business like this.

5.0

Fast delivery, excellent choice on product that covers all types of aircraft. This range of product makes it easy to rebuild and maintenance your aircraft.

5.0