LL57U40J4

Screw

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Description:

Fastener Length: 1/4", Thread: 4-40, Head Width: 5/64", Thread Length: 1/4"

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LL57U40J4 Datasheet Features and Specification

Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
0.250 inches minimum
Fastener Length:
0.250 inches nominal
Head Style:
Flat chamfer
Head Diameter:
0.178 inches minimum and 0.183 inches maximum
Head Height:
0.109 inches minimum and 0.112 inches maximum
Locking Feature:
Strip threads
Internal Drive Style:
Hexagon
Thread Diameter:
0.112 inches
Width Across Flats:
0.078 inches minimum and 0.079 inches maximum
Thready Qty Per Inch (tpi):
40
Material:
Steel corrosion resisting overall
Material Specification:
Qq-s-763 fed spec single material response overall
Surface Treatment:
Passivate overall
Thread Series Designator:
Unc
Quick Specs
Thread Size 4
Thread Qty 40
Material Stainless Steel
Length 1/4

Additional Information

SKU / Model: LL57U40J4
NSN: 5305-00-983-9122
FSC: Screws / 5305
Pack Weight (Approx.) 0.000 lb
Minimum Qty (MOQ): 40 EA
Schedule B: 7318.15.6080
ECCN: EAR99
National Motor Freight: 093486, Bolts,nuts Or Screws, Noi (sub 3)
Download PDF Version
LL57U40J4_Military-Fasteners-com.pdf
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Thank you for having the items in stock and for fast shipping. The service was very good.

4.0

Military Fasteners provided the supplies needed to repair my prop. They had the exact items I needed, at a good price. My order was delivered in reasonable time, complete with instructions. The end result was a quality repair to get me back flyin again. Thank you! Steve

5.0

I was working with Kasey and she was very helpful. I received our fasteners very fast.

5.0

QUICK AND EASY

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