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Machine Screw MS27039-4-15

Description:

Cadmium plated steel, length: 0.969\", grip: 0.438\", thread: 1/4-28, pan head structural machine screw

MS27039-4-15 Details

National Stock Number (NSN) 5305-00-925-7866
Alternate Part Number N/A
Federal Supply Class (FSC) 5305
Unit of Measure (UOM) 50 /Ea.
Thread Class 3a
Thread Direction Right-hand
Thread Length Between 0.430 inches and 0.578 inches
Fastener Length Between 0.954 inches and 1.001 inches
Head Style Pan
Head Diameter Between 0.473 inches and 0.492 inches
Head Height Between 0.162 inches and 0.175 inches
Internal Drive Style Cross recess type 1
Thread Diameter 0.250 inches
Thready Qty Per Inch (tpi) 28
Min. Tensile Strength (psi) 125000 pounds per square inch
Hardness Rating Between 26.0 rockwell c and 32.0 rockwell c
Screw Material Steel comp 8630 or steel comp 4037
Screw Material Specification Mil-s-6050 military specification 1st material response or ams 6300 assn standard 2nd material response
Screw Surface Treatment Cadmium and chromate
Screw Surface Treatment Specification Qq-p-416, type 2, class 3 federal specification all treatment responses
Thread Series Designator Unf

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