Request Information

Close Tolerance Bolt - Length: 3-21/32", Grip: 3-3/16", Thread: 1/4-28, Cadmium Plated Steel, Drilled Shank

Detail Characteristic
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER3.500 INCHES NOMINAL FIRST HOLE
FASTENER LENGTH3.656 INCHES NOMINAL
GRIP DIAMETER0.2487 INCHES MINIMUM AND 0.2492 INCHES MAXIMUM
GRIP LENGTH3.188 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-S-6049 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR MIL-S-6050 MIL SPEC 2ND MATERIAL RESPONSE OVERALL OR MIL-S-6098 MIL SPEC 3RD MATERIAL RESPONSE OVERALL OR MIL-S-5626 MIL SPEC 4TH MATERIAL RESPONSE OVERALL OR MIL-S-6758 MIL SPEC 5TH MATERIAL RESPONSE OVERALL OR AMS 6300 ASSN STD 6TH MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 8740 OVERALL OR STEEL COMP 8630 OVERALL OR STEEL COMP 8735 OVERALL OR STEEL COMP 4140 OVERALL OR STEEL COMP 4130 OVERALL OR STEEL COMP 4037 OVERALL
MINIMUM TENSILE STRENGTH125000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.250 INCHES
SHANK UNTHREADED HOLE DIAMETER0.076 INCHES NOMINAL FIRST HOLE
SURFACE FINISH63.0 MICROINCHES BEARING SURFACE OF HEAD
SURFACE FINISH63.0 MICROINCHES GRIP
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416 TY 2 CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL
SURFACE TREATMENTCADMIUM OVERALL AND CHROMATE OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.468 INCHES MINIMUM
THREAD SERIES DESIGNATORUNF
THREAD QUANTITY PER INCH28
WIDTH BETWEEN FLATS0.428 INCHES MINIMUM AND 0.440 INCHES MAXIMUM

Welcome Back
Winback Offer

Unit of Measure

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 3-21/32 in

Grip

 N/A 3-3/16 in

Drilling

 N/A Drilled Head

Head Type

 N/A Hexagon

Industry Standards/Certification

 N/A AN174

Weight

 N/A .005 lb

NSN

 N/A 5306-00-638-5758

NIIN

 N/A 00-638-5758

Part # Unpunctuated

 N/A AN17435

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.