Coupling Nut - Tube Outer Diameter: 3/16", Thread: 3/8-24, Flared Tube, Steel
| Detail | Characteristic | 
| END ITEM IDENTIFICATION | GRUMMAN A10 AIRCRAFT BELL OBSERVATION HELICOPTER OH-5BA | 
| FABRICATION METHOD | ANY ACCEPTABLE | 
| NUT HEIGHT | 0.594 INCHES NOMINAL | 
| NUT STYLE | TUBE COUPLING | 
| LENGTH TO SHOULDER | 0.500 INCHES NOMINAL | 
| MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD ALL MATERIAL RESPONSES OVERALL | 
| MATERIAL | STEEL COMP 1137 OVERALL OR STEEL COMP 1141 OVERALL | 
| NOMINAL THREAD SIZE | 0.375 INCHES | 
| NOMINAL TUBE OUTSIDE DIAMETER | 0.188 INCHES | 
| SMALLEST INSIDE DIAMETER | 0.242 INCHES NOMINAL | 
| SURFACE TREATMENT | CADMIUM OVERALL | 
| THREAD CLASS | 3B | 
| THREAD DIRECTION | RIGHT-HAND | 
| THREAD SERIES | UNF | 
| THREAD QUANTITY PER INCH | 24 | 
| WIDTH ACROSS FLATS | 0.438 INCHES NOMINAL | 
                                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 | 
                                                                                Material | 
                                                                        N/A Steel | 
                                                                                Industry Standards/Certification | 
                                                                        N/A AN818 | 
                                                                                Diameter A | 
                                                                        N/A 0.242 in | 
                                                                                Dimension M | 
                                                                        N/A 0.604 in | 
                                                                                Diameter C | 
                                                                        N/A 0.437 in | 
                                                                                Weight | 
                                                                        N/A 0.01 lb | 
                                                                                Dimension A Tolerance | 
                                                                        N/A +0.003 in-0.000 in | 
                                                                                Dimension C Tolerance | 
                                                                        N/A +0.000 in-0.010 in | 
                                                                                Dimension J | 
                                                                        N/A 0.375 in | 
                                                                                Tube Outside Diameter | 
                                                                        N/A 0.188 in | 
                                                                                Connection Type | 
                                                                        N/A Flared Tube | 
                                                                                Dimension M Tolerance | 
                                                                        N/A +0.005 in | 
                                                                                Thread T (MIL-S-8879) | 
                                                                        N/A 0.3750-24 | 
                                                                                Dimension O | 
                                                                        N/A 0.438 in | 
                                                                                Dimension O Tolerance | 
                                                                        N/A -0.004 in+0.003 in | 
                                                                                NSN | 
                                                                        N/A 4730-00-277-6451 | 
                                                                                NIIN | 
                                                                        N/A 00-277-6451 | 
                                                                                Part # Unpunctuated | 
                                                                        N/A AN8183 | 
                                                                                Minimum Order Note | 
                                                                        N/A Minimum order is 5. 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. | 
 

