100°, Flush Head Screw - Length: 0.469", Thread: 1/4-28, Shear, Close Tolerance Screw, Alloy Steel

Detail Characteristic
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
FASTENER LENGTH0.454 INCHES MINIMUM AND 0.499 INCHES MAXIMUM
HARDNESS RATING36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM
HEAD DIAMETER0.452 INCHES MINIMUM AND 0.510 INCHES MAXIMUM
HEAD STYLEFLAT COUNTERSUNK
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.250 INCHES
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-6050 MIL SPEC SINGLE MATERIAL RESPONSE OR AN-S-9 MIL STD SINGLE MATERIAL RESPONSE
SCREW MATERIALSTEEL COMP 8630
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416 TY 2 CL 3 FED SPEC ALL TREATMENT RESPONSES
SCREW SURFACE TREATMENTCADMIUM AND CHROMATE
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.323 INCHES MINIMUM AND 0.469 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNF
THREAD QUANTITY PER INCH28

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Unit of Measure

Discount Table - NAS517-4-0

Unit
Discount Price / %
500 - 999
$0.22
1000 - 2499
$0.21
2500 - 4999
$0.21
5000   and up
$0.19

Sold In

EA

Inventory

 0

Estimated Ship Date

 N/A

Inventory Note

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

Thread Size

 0.2500-28

Length

 0.531 in

Head Type

 Flat

Head Angle

 100 º

Industry Standards/Certification

 NAS517

Weight

 .005 lb

NSN

 5305-00-811-7377

NIIN

 00-811-7377

Part # Unpunctuated

 NAS51740

Minimum Order Note

 Minimum order is 100. Must order in increments of 1.

Country of Origin

 USA