Thread Size
                                                                                                                                                                                                                                 | 
                                                                        
                                                                                    
                                                                                        N/A
                                                                                          .138-32 (#6-32) 
                                                                                    
                                                                                                                                                     | 
                                                    
                                                    
                                                                        
                                                                                Thread Code
                                                                                                                                                                                                                                 | 
                                                                        
                                                                                    
                                                                                        N/A
                                                                                          8632 
                                                                                    
                                                                                                                                                     | 
                                                    
                                                    
                                                                        
                                                                                Length Code
                                                                                                                                                                                                                                 | 
                                                                        
                                                                                    
                                                                                        N/A
                                                                                          12 
                                                                                    
                                                                                                                                                     | 
                                                    
                                                    
                                                                        
                                                                                Min. Sheet Thickness
                                                                                                                                                                                                                                 | 
                                                                        
                                                                                    
                                                                                        N/A
                                                                                          .050 in
                                                                                    
                                                                                                                                                     | 
                                                    
                                                    
                                                                        
                                                                                Hole Size in Sheet + .003 - .000
                                                                                                                                                                                                                                 | 
                                                                        
                                                                                    
                                                                                        N/A
                                                                                          .281 in
                                                                                    
                                                                                                                                                     | 
                                                    
                                                    
                                                                        
                                                                                B - Counter-Bore Dia. ± .005
                                                                                                                                                                                                                                 | 
                                                                        
                                                                                    
                                                                                        N/A
                                                                                          .156 in
                                                                                    
                                                                                                                                                      | 
                                                    
                                                    
                                                                        
                                                                                C + .000 - .005
                                                                                                                                                                                                                                 | 
                                                                        
                                                                                    
                                                                                        N/A
                                                                                          .280 in
                                                                                    
                                                                                                                                                     | 
                                                    
                                                    
                                                                        
                                                                                D  ± .010
                                                                                                                                                                                                                                 | 
                                                                        
                                                                                    
                                                                                        N/A
                                                                                          .187 in
                                                                                    
                                                                                                                                                     | 
                                                    
                                                    
                                                                        
                                                                                H Nom.
                                                                                                                                                                                                                                 | 
                                                                        
                                                                                    
                                                                                        N/A
                                                                                          .312 in
                                                                                    
                                                                                                                                                     | 
                                                    
                                                    
                                                                        
                                                                                L - Length +.002 –.005
                                                                                                                                                                                                                                 | 
                                                                        
                                                                                    
                                                                                        N/A
                                                                                          .375 in
                                                                                    
                                                                                                                                                     | 
                                                    
                                                    
                                                                        
                                                                                Min. Dist. Hole C/L to Edge
                                                                                                                                                                                                                                 | 
                                                                        
                                                                                    
                                                                                        N/A
                                                                                          .310 in
                                                                                    
                                                                                                                                                     | 
                                                    
                                                    
                                                                        | 
                                                                                For Use in Sheet Hardness1
                                                                                                                                                                                                                                 | 
                                                                        
                                                                                    
                                                                                        N/A
                                                                                          HRB 80 / HB 150 or Less 
                                                                                    
                                                                                                                                                     | 
                                                    
                                                    
                                                                        
                                                                                Thread Specification
                                                                                                                                                                                                                                 | 
                                                                        
                                                                                    
                                                                                        N/A
                                                                                          Internal, ANSI B1.1, 2B 
                                                                                    
                                                                                                                                                     | 
                                                    
                                                    
                                                                        
                                                                                Fastener Material
                                                                                                                                                                                                                                 | 
                                                                        
                                                                                    
                                                                                        N/A
                                                                                          Heat-Treated Carbon Steel 
                                                                                    
                                                                                                                                                     | 
                                                    
                                                    
                                                                        
                                                                                Standard Finish
                                                                                                                                                                                                                                 | 
                                                                        
                                                                                    
                                                                                        N/A
                                                                                          Zinc plated per ASTM B633, SC1 (5µm), Type III, colorless 
                                                                                    
                                                                                                                                                     | 
                                                    
                                                    
                                                                        
                                                                                CAD Supplier
                                                                                                                                                                                                                                 | 
                                                                        
                                                                                    
                                                                                        N/A
                                                                                          PennEngineering® (PEM®) 
                                                                                    
                                                                                                                                                     |