LL57U40J4

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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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I've been a customer since 1983 and you have provided what I needed most times in a very timely manner at the right price. Over all I have been very satisfied with your company.

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I have always been satisfied with the service that I have received from Military Fasteners. Even when I have had a technical question and have not made a purchase. Please keep up the good work. thanks

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