Socket Head Screw - Length: 1/2", Thread: 1/4-28, Socket Head Screw, Drilled Head, Cadmium Plated Alloy Steel

Detail Characteristic
FASTENER LENGTH0.484 INCHES MINIMUM AND 0.516 INCHES MAXIMUM
HARDNESS RATING38.0 ROCKWELL C MINIMUM OVERALL AND 45.0 ROCKWELL C MAXIMUM OVERALL
HEAD DIAMETER0.365 INCHES MINIMUM AND 0.375 INCHES MAXIMUM
HEAD HEIGHT0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
HEAD STYLEFLAT CHAMFER
HOLE CONFIGURATION STYLEHEXAGON FLATS
HOLE DIAMETER0.036 INCHES NOMINAL
HOLE TYPEDRILLED
HOLE QUANTITY1
INTERNAL DRIVE STYLEHEXAGON
MATERIALSTEEL OVERALL
MINIMUM YIELD STRENGTH150000 POUNDS PER SQUARE INCH
MINIMUM TENSILE STRENGTH170000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.250 INCHES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONAMS-QQ-P-416, TY 2, CL 2 FED SPEC ALL TREATMENT RESPONSES OVERALL
SURFACE TREATMENTCADMIUM OVERALL AND CHROMATE OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.412 INCHES MINIMUM AND 0.516 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNRF
THREAD QUANTITY PER INCH28
SPECIFICATION/STANDARD DATA80205-NAS1351 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
WIDTH ACROSS FLATS0.187 INCHES MINIMUM AND 0.190 INCHES MAXIMUM

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Unit of Measure

Discount Table - NAS1351-4H8P

Unit
Discount Price / %
25 - 49
$9.77
50 - 99
$9.54
100 - 499
$8.47
500   and up
$8.06

Sold In

EA

Inventory

 4

Estimated Ship Date

 Ships in 1 Business Day

Inventory Note

 Need additional stock? Call (877) 920-1876 or email

Thread Size

 0.2500-28

Material

 Steel Alloy

Length

 1/2 in

Drilling

 Drilled Head

Head Type

 Socket

Industry Standards/Certification

 NAS1351

Weight

 0.0105 lb

Alternate Part Number

 MS24678-20

NSN

 5305-00-099-7839

NIIN

 00-099-7839

Part # Unpunctuated

 NAS13514H8P

Minimum Order Note

 Minimum order is 5. Must order in increments of 1.

Country of Origin

 USA