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 DIAMETER | 0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM |
EXTENDED WASHER THICKNESS | 0.069 INCHES NOMINAL |
FASTENER LENGTH | 1.387 INCHES NOMINAL |
GRIP DIAMETER | 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM |
GRIP LENGTH | 0.865 INCHES MINIMUM AND 0.885 INCHES MAXIMUM |
HARDNESS RATING | 39.0 ROCKWELL C MINIMUM OVERALL AND 43.0 ROCKWELL C MAXIMUM OVERALL |
HEAD HEIGHT | 0.300 INCHES NOMINAL |
HEAD STYLE | DOUBLE HEXAGON W/HOLE |
HOLE CONFIGURATION STYLE | HEXAGON LONGITUDINAL HOLE |
HOLE DIAMETER | 0.037 INCHES NOMINAL |
HOLE TYPE | DRILLED |
HOLE QUANTITY | 4 |
MATERIAL | STEEL 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 STRENGTH | 180000 POUNDS PER SQUARE INCH |
NOMINAL THREAD DIAMETER | 0.250 INCHES |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TYPE 2 CLASS 2 FED SPEC ALL TREATMENT RESPONSES OVERALL |
SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL |
THREAD CLASS | 3A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 0.502 INCHES MINIMUM AND 0.522 INCHES MAXIMUM |
THREAD SERIES DESIGNATOR | UNJF |
THREAD QUANTITY PER INCH | 28 |
WIDTH BETWEEN FLATS | 0.304 INCHES MINIMUM AND 0.313 INCHES MAXIMUM |
Welcome Back
Winback Offer
Inventory |
N/A {6} |
Estimated Ship Date |
N/A {N/A} |
Inventory Note |
N/A Need additional stock? Call (877) 920-1876 or email |
Weight |
N/A 0.025 lb |
NSN |
N/A 5306-00-472-5392 |
NIIN |
N/A 00-472-5392 |
Part # Unpunctuated |
N/A MS21250H04014 |
Minimum Order Note |
N/A Minimum order is 1. 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. |