Monroe
Monroe
399 East Drive
Melbourne, FL 32904
Phone: 877.920.1876 • Fax: 321-727-7331
Email: aerosales@askmonroe.com Cage Code: 0WTF7
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100°, Flush Head Screw - Length: 0.594", Grip: 0.125", Thread: 1/4-28, Shear, Close Tolerance Screw, Alloy Steel

Detail Characteristic
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
FASTENER LENGTH0.579 INCHES MINIMUM AND 0.624 INCHES MAXIMUM
HEAD DIAMETER0.452 INCHES MINIMUM AND 0.510 INCHES MAXIMUM
HEAD STYLEFLAT COUNTERSUNK
INTERNAL DRIVE STYLECROSS RECESS TYPE II
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.250 INCHES
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-6758 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 3RD MATERIAL RESPONSE
SCREW MATERIALSTEEL COMP 4130 OR STEEL COMP 4340 OR STEEL COMP 8740
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE
SCREW SURFACE TREATMENTCADMIUM AND CHROMATE
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.402 INCHES MINIMUM AND 0.473 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNF
THREAD QUANTITY PER INCH28
SPECIFICATION/STANDARD DATA80205-NAS517 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD

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Unit of Measure

Specifications

Sold In

N/A EA

Inventory

 N/A {0}

Estimated Ship Date

 N/A {N/A}

Inventory Note

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

Thread Size

 N/A 0.2500-28

Length

 N/A 0.594 in

Grip

 N/A 0.125 in

Head Type

 N/A Flat

Head Angle

 N/A 100 º

Industry Standards/Certification

 N/A NAS517

Weight

 N/A 0.01 lb

NSN

 N/A 5305-00-638-6400

NIIN

 N/A 00-638-6400

Part # Unpunctuated

 N/A NAS51742

Minimum Order Note

 N/A Minimum order is 100. Must order in increments of 1.

Country of Origin

 N/A USA

Note

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.