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NAS514P440-4P Phillips Flat Head Countersunk Screw | 1/4 in. Length, 4-40 Threads
NAS514P Series countersunk screws feature a 100 degree flat head and are made of cadmium chromate plated alloy steel material.
This Phillips head countersunk screw (EDMO# 514P440-4P) has a length of 1/4-inch and a 4-40 thread size.
Thread Class:
3a
Thread Direction:
Right-hand
Thread Length:
0.250 in
Fastener Length:
0.250 in
Head Style:
Flat countersunk
Head Diameter:
0.183 – 0.225 in
Internal Drive Style:
Cross recess type 1
Nominal Thread Diameter:
0.112 in
Thread Quantity Per Inch:
40
Minimum Tensile Strength:
125000 lb/sq. in
Countersink Angle:
99° – 101.0°
Screw Material:
Steel comp 8630
Screw Surface Treatment:
Cadmium and chromate
Thread Series Designator:
UNC
Product content supplied by Leading Edge Group, LLC · available on request from an authorized distributor. Every listing is dated.
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