Bolt - Length: 1.387", Grip: 0.875", 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 LENGTH1.387 INCHES NOMINAL
GRIP DIAMETER0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM
GRIP LENGTH0.865 INCHES MINIMUM AND 0.885 INCHES MAXIMUM
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 STYLEHEXAGON LONGITUDINAL HOLE
HOLE DIAMETER0.037 INCHES NOMINAL
HOLE TYPEDRILLED
HOLE QUANTITY4
MATERIALSTEEL COMP E4340 OVERALL OR STEEL COMP 4340 OVERALL OR STEEL COMP 8740 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 TYPE 2 CLASS 2 FED SPEC ALL TREATMENT RESPONSES OVERALL
SURFACE TREATMENTCADMIUM OVERALL AND CHROMATE OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.502 INCHES MINIMUM AND 0.522 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNJF
THREAD QUANTITY PER INCH28
WIDTH BETWEEN FLATS0.304 INCHES MINIMUM AND 0.313 INCHES MAXIMUM

Welcome Back
Winback Offer

Unit of Measure

Inventory

Estimated Ship Date

Inventory Note

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

Weight

 0.025 lb

NSN

 5306-00-472-5392

NIIN

 00-472-5392

Part # Unpunctuated

 MS21250H04014

Minimum Order Note

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

Country of Origin

 USA