12 Point Bolt - Thread: 1/4-28, External Wrenching Bolt, Flanged, 12 Point, Cadmium Plated Steel Alloy, Drilled Head

Detail Characteristic
EXTENDED WASHER DIAMETER0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM
EXTENDED WASHER THICKNESS0.069 INCHES NOMINAL
FASTENER LENGTH0.762 INCHES NOMINAL
GRIP DIAMETER0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM
GRIP LENGTH0.250 INCHES NOMINAL
HARDNESS RATING39.0 ROCKWELL C MINIMUM OVERALL AND 43.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT0.300 INCHES NOMINAL
HEAD STYLEDOUBLE HEXAGON W/HOLE
HOLE CONFIGURATION STYLEDOUBLE HEXAGON LONGITUDINAL HOLE
HOLE DIAMETER0.037 INCHES NOMINAL
HOLE TYPEDRILLED
HOLE QUANTITY4
MATERIALSTEEL COMP 8740 OVERALL OR STEEL COMP E4340 OVERALL OR STEEL COMP 4340 OVERALL OR STEEL COMP 6150 OVERALL OR STEEL COMP 4140 OVERALL
MINIMUM TENSILE STRENGTH180000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.250 INCHES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OVERALL AND CHROMATE OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.492 INCHES MINIMUM
THREAD SERIES DESIGNATORUNF
THREAD QUANTITY PER INCH28
WIDTH BETWEEN FLATS0.304 INCHES MINIMUM AND 0.313 INCHES MAXIMUM

Welcome Back
Winback Offer

Unit of Measure

Specifications

Inventory

N/A {4}

Estimated Ship Date

N/A Ships in 1 Business Day

Inventory Note

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

Weight

N/A 0.015 lb

NSN

N/A 5306-00-942-2186

NIIN

N/A 00-942-2186

Part # Unpunctuated

N/A MS21250H04004

Minimum Order Note

N/A Minimum order is 5. 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.