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    Flathead Threaded Insert - Open End Keyed - Unified
    Flathead
        
    
    
            
                
                    
                        
                
            
                
            
        
    - Designed for high load applications. Available with rib, key or full hex features for high torque applications.
 - Both UNC and UNF threads available in No. 10 and larger thread sizes. Check for availability of other grip ranges and designs.
 
                            Part # | 
                        
                            Thread Size | 
                        
                            Grip Range | 
                        
                            A ± .015 | 
                        
                            M Ref. | 
                        
                            Fastening | 
                        
                            Standard Material | 
                        
                            Standard Finish | 
                        
                            CAD | 
                        
                            Inventory | 
                                                                Add To Cart/Request Quote | 
|---|---|---|---|---|---|---|---|---|---|---|
| AESS10K330 | Thread Size N/A #10-32 | Grip Range N/A .280 - .330 in | A ± .015 N/A .797 in | M Ref. N/A | Fastening N/A Uninstalled | Standard Material N/A 430 Series Stainless Steel | Standard Finish N/A Passivated and/or tested per ASTM A380 | 
                                    
                                        CAD                                                    
 N/A                                                         | 
                                Inventory N/A {0} | 
    
    
        Add To Cart
    
                                     Request Quote  | 
                    
| AEBR10K330 | Thread Size N/A #10-32 | Grip Range N/A .280 - .330 in | A ± .015 N/A .797 in | M Ref. N/A | Fastening N/A Uninstalled | Standard Material N/A Alloy No. 260 Brass | Standard Finish N/A None - bright as machined | 
                                    
                                        CAD                                                    
 N/A                                                         | 
                                Inventory N/A {0} | 
    
    
        Add To Cart
    
                                     Request Quote  | 
                    
| AECH10K330 | Thread Size N/A #10-32 | Grip Range N/A .280 - .330 in | A ± .015 N/A .797 in | M Ref. N/A | Fastening N/A Uninstalled | Standard Material N/A 4037 Alloy Steel | Standard Finish N/A Cadmium Plate - .0003” minimum thickness per SAE AMS-QQ-P-416 Class 2, Type II | 
                                    
                                        CAD                                                    
 N/A                                                         | 
                                Inventory N/A {0} | 
    
    
        Add To Cart
    
                                     Request Quote  | 
                    
| AES50K350 | Thread Size N/A 1/2-13 | Grip Range N/A .250 - .350 in | A ± .015 N/A 1.141 in | M Ref. N/A | Fastening N/A Uninstalled | Standard Material N/A Low Carbon Steel | Standard Finish N/A Cadmium Plate - .0003” minimum thickness per SAE AMS-QQ-P-416 Class 2, Type II | 
                                    
                                        CAD                                                    
 N/A                                                         | 
                                Inventory N/A {0} | 
    
    
        Add To Cart
    
                                     Request Quote  | 
                    
| AEA50K350 | Thread Size N/A 1/2-13 | Grip Range N/A .250 - .350 in | A ± .015 N/A 1.141 in | M Ref. N/A | Fastening N/A Uninstalled | Standard Material N/A 6053 Aluminum or 6061 Aluminum | Standard Finish N/A Anodized in accordance with MIL-A-8625, Type II, Class 1 plus lubricant | 
                                    
                                        CAD                                                    
 N/A                                                         | 
                                Inventory N/A {0} | 
    
    
        Add To Cart
    
                                     Request Quote  | 
                    
| AENM50K350 | Thread Size N/A 1/2-13 | Grip Range N/A .250 - .350 in | A ± .015 N/A 1.141 in | M Ref. N/A | Fastening N/A Uninstalled | Standard Material N/A 300 Series Stainless Steel | Standard Finish N/A Passivated and/or tested per ASTM A380 | 
                                    
                                        CAD                                                    
 N/A                                                         | 
                                Inventory N/A {0} | 
    
    
        Add To Cart
    
                                     Request Quote  | 
                    
| AESS50K350 | Thread Size N/A 1/2-13 | Grip Range N/A .250 - .350 in | A ± .015 N/A 1.141 in | M Ref. N/A | Fastening N/A Uninstalled | Standard Material N/A 430 Series Stainless Steel | Standard Finish N/A Passivated and/or tested per ASTM A380 | 
                                    
                                        CAD                                                    
 N/A                                                         | 
                                Inventory N/A {0} | 
    
    
        Add To Cart
    
                                     Request Quote  | 
                    
| AEBR50K350 | Thread Size N/A 1/2-13 | Grip Range N/A .250 - .350 in | A ± .015 N/A 1.141 in | M Ref. N/A | Fastening N/A Uninstalled | Standard Material N/A Alloy No. 260 Brass | Standard Finish N/A None - bright as machined | 
                                    
                                        CAD                                                    
 N/A                                                         | 
                                Inventory N/A {0} | 
    
    
        Add To Cart
    
                                     Request Quote  | 
                    
| AES31K350 | Thread Size N/A 5/16-18 | Grip Range N/A .275 - .350 in | A ± .015 N/A 1.032 in | M Ref. N/A | Fastening N/A Uninstalled | Standard Material N/A Low Carbon Steel | Standard Finish N/A Cadmium Plate - .0003” minimum thickness per SAE AMS-QQ-P-416 Class 2, Type II | 
                                    
                                        CAD                                                    
 N/A                                                         | 
                                Inventory N/A {0} | 
    
    
        Add To Cart
    
                                     Request Quote  | 
                    
| AEA31K350 | Thread Size N/A 5/16-18 | Grip Range N/A .275 - .350 in | A ± .015 N/A 1.032 in | M Ref. N/A | Fastening N/A Uninstalled | Standard Material N/A 6053 Aluminum or 6061 Aluminum | Standard Finish N/A Anodized in accordance with MIL-A-8625, Type II, Class 1 plus lubricant | 
                                    
                                        CAD                                                    
 N/A                                                         | 
                                Inventory N/A {0} | 
    
    
        Add To Cart
    
                                     Request Quote  | 
                    
| AENM31K350 | Thread Size N/A 5/16-18 | Grip Range N/A .275 - .350 in | A ± .015 N/A 1.032 in | M Ref. N/A | Fastening N/A Uninstalled | Standard Material N/A 300 Series Stainless Steel | Standard Finish N/A Passivated and/or tested per ASTM A380 | 
                                    
                                        CAD                                                    
 N/A                                                         | 
                                Inventory N/A {0} | 
    
    
        Add To Cart
    
                                     Request Quote  | 
                    
| AESS31K350 | Thread Size N/A 5/16-18 | Grip Range N/A .275 - .350 in | A ± .015 N/A 1.032 in | M Ref. N/A | Fastening N/A Uninstalled | Standard Material N/A 430 Series Stainless Steel | Standard Finish N/A Passivated and/or tested per ASTM A380 | 
                                    
                                        CAD                                                    
 N/A                                                         | 
                                Inventory N/A {0} | 
    
    
        Add To Cart
    
                                     Request Quote  | 
                    
| AEBR31K350 | Thread Size N/A 5/16-18 | Grip Range N/A .275 - .350 in | A ± .015 N/A 1.032 in | M Ref. N/A | Fastening N/A Uninstalled | Standard Material N/A Alloy No. 260 Brass | Standard Finish N/A None - bright as machined | 
                                    
                                        CAD                                                    
 N/A                                                         | 
                                Inventory N/A {0} | 
    
    
        Add To Cart
    
                                     Request Quote  | 
                    
| AES37K370 | Thread Size N/A 3/8-16 | Grip Range N/A .285 - .370 in | A ± .015 N/A 1.125 in | M Ref. N/A | Fastening N/A Uninstalled | Standard Material N/A Low Carbon Steel | Standard Finish N/A Cadmium Plate - .0003” minimum thickness per SAE AMS-QQ-P-416 Class 2, Type II | 
                                    
                                        CAD                                                    
 N/A                                                         | 
                                Inventory N/A {0} | 
    
    
        Add To Cart
    
                                     Request Quote  | 
                    
| AEA37K370 | Thread Size N/A 3/8-16 | Grip Range N/A .285 - .370 in | A ± .015 N/A 1.125 in | M Ref. N/A | Fastening N/A Uninstalled | Standard Material N/A 6053 Aluminum or 6061 Aluminum | Standard Finish N/A Anodized in accordance with MIL-A-8625, Type II, Class 1 plus lubricant | 
                                    
                                        CAD                                                    
 N/A                                                         | 
                                Inventory N/A {0} | 
    
    
        Add To Cart
    
                                     Request Quote  | 
                    
| AENM37K370 | Thread Size N/A 3/8-16 | Grip Range N/A .285 - .370 in | A ± .015 N/A 1.125 in | M Ref. N/A | Fastening N/A Uninstalled | Standard Material N/A 300 Series Stainless Steel | Standard Finish N/A Passivated and/or tested per ASTM A380 | 
                                    
                                        CAD                                                    
 N/A                                                         | 
                                Inventory N/A {0} | 
    
    
        Add To Cart
    
                                     Request Quote  | 
                    
| AESS37K370 | Thread Size N/A 3/8-16 | Grip Range N/A .285 - .370 in | A ± .015 N/A 1.125 in | M Ref. N/A | Fastening N/A Uninstalled | Standard Material N/A 430 Series Stainless Steel | Standard Finish N/A Passivated and/or tested per ASTM A380 | 
                                    
                                        CAD                                                    
 N/A                                                         | 
                                Inventory N/A {0} | 
    
    
        Add To Cart
    
                                     Request Quote  | 
                    
| AEBR37K370 | Thread Size N/A 3/8-16 | Grip Range N/A .285 - .370 in | A ± .015 N/A 1.125 in | M Ref. N/A | Fastening N/A Uninstalled | Standard Material N/A Alloy No. 260 Brass | Standard Finish N/A None - bright as machined | 
                                    
                                        CAD                                                    
 N/A                                                         | 
                                Inventory N/A {0} | 
    
    
        Add To Cart
    
                                     Request Quote  | 
                    
| AECH37K370 | Thread Size N/A 3/8-16 | Grip Range N/A .285 - .370 in | A ± .015 N/A 1.125 in | M Ref. N/A | Fastening N/A Uninstalled | Standard Material N/A 4037 Alloy Steel | Standard Finish N/A Cadmium Plate - .0003” minimum thickness per SAE AMS-QQ-P-416 Class 2, Type II | 
                                    
                                        CAD                                                    
 N/A                                                         | 
                                Inventory N/A {0} | 
    
    
        Add To Cart
    
                                     Request Quote  | 
                    
| AES25K380 | Thread Size N/A 1/4-20 | Grip Range N/A .320 - .380 in | A ± .015 N/A .937 in | M Ref. N/A | Fastening N/A Uninstalled | Standard Material N/A Low Carbon Steel | Standard Finish N/A Cadmium Plate - .0003” minimum thickness per SAE AMS-QQ-P-416 Class 2, Type II | 
                                    
                                        CAD                                                    
 N/A                                                         | 
                                Inventory N/A {0} | 
    
    
        Add To Cart
    
                                     Request Quote  | 
                    
| AEA25K380 | Thread Size N/A 1/4-20 | Grip Range N/A .320 - .380 in | A ± .015 N/A .937 in | M Ref. N/A | Fastening N/A Uninstalled | Standard Material N/A 6053 Aluminum or 6061 Aluminum | Standard Finish N/A Anodized in accordance with MIL-A-8625, Type II, Class 1 plus lubricant | 
                                    
                                        CAD                                                    
 N/A                                                         | 
                                Inventory N/A {0} | 
    
    
        Add To Cart
    
                                     Request Quote  | 
                    
| AENM25K380 | Thread Size N/A 1/4-20 | Grip Range N/A .320 - .380 in | A ± .015 N/A .937 in | M Ref. N/A | Fastening N/A Uninstalled | Standard Material N/A 300 Series Stainless Steel | Standard Finish N/A Passivated and/or tested per ASTM A380 | 
                                    
                                        CAD                                                    
 N/A                                                         | 
                                Inventory N/A {0} | 
    
    
        Add To Cart
    
                                     Request Quote  | 
                    
| AESS25K380 | Thread Size N/A 1/4-20 | Grip Range N/A .320 - .380 in | A ± .015 N/A .937 in | M Ref. N/A | Fastening N/A Uninstalled | Standard Material N/A 430 Series Stainless Steel | Standard Finish N/A Passivated and/or tested per ASTM A380 | 
                                    
                                        CAD                                                    
 N/A                                                         | 
                                Inventory N/A {0} | 
    
    
        Add To Cart
    
                                     Request Quote  | 
                    
| AEBR25K380 | Thread Size N/A 1/4-20 | Grip Range N/A .320 - .380 in | A ± .015 N/A .937 in | M Ref. N/A | Fastening N/A Uninstalled | Standard Material N/A Alloy No. 260 Brass | Standard Finish N/A None - bright as machined | 
                                    
                                        CAD                                                    
 N/A                                                         | 
                                Inventory N/A {0} | 
    
    
        Add To Cart
    
                                     Request Quote  | 
                    
| AECH25K380 | Thread Size N/A 1/4-20 | Grip Range N/A .320 - .380 in | A ± .015 N/A .937 in | M Ref. N/A | Fastening N/A Uninstalled | Standard Material N/A 4037 Alloy Steel | Standard Finish N/A Cadmium Plate - .0003” minimum thickness per SAE AMS-QQ-P-416 Class 2, Type II | 
                                    
                                        CAD                                                    
 N/A                                                         | 
                                Inventory N/A {0} | 
    
    
        Add To Cart
    
                                     Request Quote  | 
                    

                                            