External Wrenching Bolt - Length: 1.072", Grip: 0.500", Thread: 5/16-24, Twelve Point External Wrenching Bolt, Cadmium Plated Steel
| Detail | Characteristic | 
| EXTENDED WASHER DIAMETER | 0.526 INCHES NOMINAL | 
| EXTENDED WASHER THICKNESS | 0.082 INCHES NOMINAL | 
| FASTENER LENGTH | 1.057 INCHES MINIMUM AND 1.087 INCHES MAXIMUM | 
| GRIP DIAMETER | 0.3110 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM | 
| GRIP LENGTH | 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM | 
| HARDNESS RATING | 39.0 ROCKWELL C MINIMUM OVERALL AND 43.0 ROCKWELL C MAXIMUM OVERALL | 
| HEAD HEIGHT | 0.348 INCHES NOMINAL | 
| HEAD STYLE | DOUBLE HEXAGON W/HOLE | 
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OVERALL OR MIL-S-8503 MIL SPEC 3RD MATERIAL RESPONSE OVERALL OR MIL-S-6098 MIL SPEC 4TH MATERIAL RESPONSE OVERALL OR MIL-S-6049 MIL SPEC 5TH MATERIAL RESPONSE OVERALL | 
| MATERIAL | STEEL COMP 4140 OVERALL OR STEEL COMP E4340 OVERALL OR STEEL COMP 6150 OVERALL OR STEEL COMP 8735 OVERALL OR STEEL COMP 8740 OVERALL | 
| MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH | 
| NOMINAL THREAD DIAMETER | 0.312 INCHES | 
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | NAS 672 ASSN STD SINGLE TREATMENT RESPONSE OVERALL | 
| SURFACE TREATMENT | CADMIUM OVERALL | 
| THREAD CLASS | 3A | 
| THREAD DIRECTION | RIGHT-HAND | 
| THREAD LENGTH | 0.547 INCHES MINIMUM AND 0.597 INCHES MAXIMUM | 
| THREAD SERIES DESIGNATOR | UNF | 
| THREAD QUANTITY PER INCH | 24 | 
| WIDTH BETWEEN FLATS | 0.368 INCHES MINIMUM AND 0.377 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 0.3750-24 | 
| Grip | N/A 0.500 in | 
| Features | N/A External Wrenching | 
| Head Type | N/A 12 Point Hexagon | 
| Total Length | N/A 1.072 in | 
| Pressure | N/A 180000 psi | 
| Suggested Nuts for the Bolts | N/A 42FLW 47FLW NAS1804 NAS1805 | 
| Industry Standards/Certification | N/A NAS625 | 
| Weight | N/A .005 lb | 
| NSN | N/A 5306-00-616-6460 | 
| NIIN | N/A 00-616-6460 | 
| Part # Unpunctuated | N/A NAS6258 | 
| Minimum Order Note | N/A Minimum order is 5. 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. | 
 
 


