
Jam Nut - Thread: 1/2-20, Cadmium Plated Steel, Left-Hand Thread
| Detail | Characteristic | 
| BEARING SURFACE TYPE | CHAMFERED | 
| COUNTERSINK ANGLE | 110.0 DEGREES NOMINAL NUT | 
| HARDNESS RATING | 80.0 ROCKWELL B MINIMUM AND 32.0 ROCKWELL C MAXIMUM | 
| NUT HEIGHT | 0.250 INCHES NOMINAL | 
| NUT STYLE | HEXAGON | 
| MATERIAL | STEEL OVERALL | 
| NOMINAL THREAD SIZE | 0.500 INCHES | 
| NONDEFINITIVE SPEC/STD DATA | 2 TYPE AND A GRADE | 
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | 
| SURFACE TREATMENT | CADMIUM OVERALL | 
| THREAD CLASS | 3B | 
| THREAD DIRECTION | LEFT-HAND | 
| THREAD SERIES | UNF | 
| THREAD QUANTITY PER INCH | 20 | 
| WIDTH ACROSS FLATS | 0.738 INCHES MINIMUM AND 0.752 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 1/2-20 | 
                                                                                Material | 
                                                                        N/A Steel | 
                                                                                Finish | 
                                                                        N/A Cadmium Plated | 
                                                                                Tensile Strength | 
                                                                        N/A 9250 lb | 
                                                                                Industry Standards/Certification | 
                                                                        N/A AN316 | 
                                                                                Dimension H | 
                                                                        N/A 0.25 in | 
                                                                                Type | 
                                                                        N/A Jam | 
                                                                                Dimension A | 
                                                                        N/A 0.750 in | 
                                                                                Weight | 
                                                                        N/A 0.02 lb | 
                                                                                Shape | 
                                                                        N/A Hexagon | 
                                                                                Dimension A Tolerance | 
                                                                        N/A +0.002 in-0.010 in | 
                                                                                Thread T | 
                                                                        N/A 1/2-20 | 
                                                                                Approximate Dimension B | 
                                                                        N/A 7/8 in | 
                                                                                Thread Direction | 
                                                                        N/A Left-Hand | 
                                                                                NSN | 
                                                                        N/A 5310-00-167-1303 | 
                                                                                NIIN | 
                                                                        N/A 00-167-1303 | 
                                                                                Part # Unpunctuated | 
                                                                        N/A AN3168L | 
                                                                                Minimum Order Note | 
                                                                        N/A Minimum order is 10. Must order in increments of 1. | 
                                                                                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. |