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Screw - Length: 1/4", Thread: 4-40, Socket Head, Cap Screw, Self-Locking, Cadmium Plated Alloy Steel

Detail Characteristic
FASTENER LENGTH0.250 INCHES NOMINAL
HARDNESS RATING36.0 ROCKWELL C MINIMUM OVERALL AND 45.0 ROCKWELL C MAXIMUM OVERALL
HEAD DIAMETER0.176 INCHES MINIMUM AND 0.183 INCHES MAXIMUM
HEAD HEIGHT0.108 INCHES MINIMUM AND 0.112 INCHES MAXIMUM
HEAD STYLEFLAT CHAMFER
INTERNAL DRIVE STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
MINIMUM YIELD STRENGTH130000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.112 INCHES
SURFACE TREATMENTCADMIUM OVERALL AND CHROMATE OVERALL
THREAD CLASS3A
THREAD LENGTH0.250 INCHES MINIMUM
THREAD DIRECTIONRIGHT-HAND
THREAD SERIES DESIGNATORUNC
THREAD QUANTITY PER INCH40
WIDTH ACROSS FLATS0.098 INCHES NOMINAL

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Unit of Measure

Discount Table - MS16997-9

Unit
Discount Price / %
100 - 499
$0.37
500 - 999
$0.37
1000 - 2499
$0.35
2500   and up
$0.33

Inventory

 N/A {1534}

Estimated Ship Date

 N/A Ships in 1 Business Day

Inventory Note

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

Thread Size

 N/A 0.1120-40

Material

 N/A Steel Alloy

Length

 N/A 1/4 in

Drilling

 N/A Undrilled Head

Head Type

 N/A Socket

Head Angle

 N/A 100 ?

Industry Standards/Certification

 N/A MS16997

Weight

 N/A 0.001 lb

Alternate Part Number

 N/A 690926-01 NAS1352-04-4P

NSN

 N/A 5305-00-978-9342

NIIN

 N/A 00-978-9342

Part # Unpunctuated

 N/A MS169979

Minimum Order Note

 N/A Minimum order is 50. Must order in increments of 1.

Country of Origin

 N/A USA

Note

 N/A Our inventory is extensive. The majority of the items listed in our catalog are stocked and available for immediate shipment.

California Residents

 N/A Prop 65 Warning: This product may contain chemicals known to the State of California to cause cancer, and birth defects or other reproductive harm.