Airframe Bolt - Length: 4-17/32", Grip: 4-1/16", Thread: 1/4-28, Cadmium Plated Steel, Undrilled Shank

Detail Characteristic
FASTENER LENGTH4.531 INCHES NOMINAL
FEATURES PROVIDEDFINISHED HEAD
GRIP LENGTH4.062 INCHES NOMINAL
HARDNESS RATING26.0 ROCKWELL C MINIMUM OVERALL AND 32.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT0.140 INCHES MINIMUM AND 0.172 INCHES MAXIMUM
HEAD STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-B-6812 MIL SPEC ALL MATERIAL RESPONSES OVERALL
MATERIALSTEEL COMP 4037 OVERALL OR STEEL COMP 4130 OVERALL OR STEEL COMP 8630 OVERALL OR STEEL COMP 8735 OVERALL OR STEEL COMP 8740 OVERALL OR STEEL COMP 4140 OVERALL
MINIMUM TENSILE STRENGTH125000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.250 INCHES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TYPE 2,CLASS 3 FED SPEC ALL TREATMENT RESPONSES OVERALL
SURFACE TREATMENTCADMIUM OVERALL AND CHROMATE OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.469 INCHES MINIMUM
THREAD SERIES DESIGNATORUNF
THREAD QUANTITY PER INCH28
WIDTH BETWEEN FLATS0.428 INCHES MINIMUM AND 0.440 INCHES MAXIMUM

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Unit of Measure

Inventory

Estimated Ship Date

Inventory Note

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

Thread Size

1/4-28

Length

4-17/32 in

Grip

4-1/16 in

Drilling

Undrilled Head

Head Type

Hexagon

Industry Standards/Certification

AN4

Weight

0.07 lb

NSN

5306-00-151-0454

NIIN

00-151-0454

Part # Unpunctuated

AN444A

Minimum Order Note

Minimum order is 10. Must order in increments of 1.

Country of Origin

USA