Airframe Bolt, Drilled - Length: 4-1/32", Grip: 3-9/16", Thread: 1/4-28, Cadmium Plated Steel, Drilled Shank
| Detail | Characteristic |
| DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 3.874 INCHES NOMINAL FIRST HOLE |
| FASTENER LENGTH | 4.031 INCHES NOMINAL |
| FEATURES PROVIDED | FINISHED HEAD |
| GRIP LENGTH | 3.562 INCHES NOMINAL |
| HARDNESS RATING | 26.0 ROCKWELL C MINIMUM OVERALL AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| HEAD HEIGHT | 0.140 INCHES MINIMUM AND 0.172 INCHES MAXIMUM |
| HEAD STYLE | HEXAGON |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR MIL-S-6049 MIL SPEC 2ND MATERIAL RESPONSE OVERALL OR MIL-S-6050 MIL SPEC 3RD MATERIAL RESPONSE OVERALL OR MIL-S-6098 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 |
| MATERIAL | STEEL COMP 4140 OVERALL OR STEEL COMP 8740 OVERALL OR STEEL COMP 8630 OVERALL OR STEEL COMP 8735 OVERALL OR STEEL COMP 4130 OVERALL OR STEEL COMP 4037 OVERALL |
| MINIMUM TENSILE STRENGTH | 125000 POUNDS PER SQUARE INCH |
| NOMINAL THREAD DIAMETER | 0.250 INCHES |
| SHANK UNTHREADED HOLE DIAMETER | 0.076 INCHES MINIMUM FIRST HOLE |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2,CLASS 3 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.469 INCHES MINIMUM |
| THREAD SERIES DESIGNATOR | UNF |
| THREAD QUANTITY PER INCH | 28 |
| WIDTH BETWEEN FLATS | 0.428 INCHES MINIMUM AND 0.440 INCHES MAXIMUM |
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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 1/4-28 |
Length |
N/A 4-1/32 in |
Grip |
N/A 3-9/16 in |
Drilling |
N/A Drilled Head |
Head Type |
N/A Hexagon |
Industry Standards/Certification |
N/A AN4 |
Weight |
N/A 0.06 lb |
NSN |
N/A 5306-00-151-1133 |
NIIN |
N/A 00-151-1133 |
Part # Unpunctuated |
N/A AN440 |
Minimum Order Note |
N/A Minimum order is 10. 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. |
