High-Strength Grade 8 Steel Flanged Hex Head Screws

330 products

High-Strength Grade 8 Steel Flanged Hex Head Screws

High-Strength Grade 8 Steel Flanged Hex Head Screws are engineered for critical applications requiring maximum tensile strength and fatigue resistance. Manufactured from premium alloy steel and heat-treated to meet rigorous Grade 8 or Class 10.9/12.9 standards, these fasteners provide exceptional clamping force and structural integrity. Ideal for heavy machinery, automotive suspension, and high-stress industrial environments, they ensure long-term reliability where failure is not an option.

Part Number Thread Size Length Threading Specifications Met Thread Type Head Diameter Head Height Material Tensile Strength Hardness
0265FA00055 1/2"-20 2 1/4" Partially Threaded IFI 111, SAE J429 UNF - 33/64" Steel 150000 psi Rockwell C32
0265FA00296 1/2"-20 2 1/2" Partially Threaded IFI 111, SAE J429 UNF - 33/64" Black-Phosphate Steel 150000 psi Rockwell C32
0265FA00056 1/2"-20 2 1/2" Partially Threaded IFI 111, SAE J429 UNF - 33/64" Steel 150000 psi Rockwell C32
0265FA00297 1/2"-20 2 3/4" Partially Threaded IFI 111, SAE J429 UNF - 33/64" Black-Phosphate Steel 150000 psi Rockwell C32
0265FA00057 1/2"-20 2 3/4" Partially Threaded IFI 111, SAE J429 UNF - 33/64" Steel 150000 psi Rockwell C32
0265FA00298 1/2"-20 3" Partially Threaded IFI 111, SAE J429 UNF - 33/64" Black-Phosphate Steel 150000 psi Rockwell C32
0265FA00058 1/2"-20 3" Partially Threaded IFI 111, SAE J429 UNF - 33/64" Steel 150000 psi Rockwell C32
0265FA00203 1/2"-20 3 1/2" Partially Threaded IFI 111, SAE J429 UNF - 33/64" Black-Phosphate Steel 150000 psi Rockwell C32
0265FA00059 1/2"-20 3 1/2" Partially Threaded IFI 111, SAE J429 UNF - 33/64" Steel 150000 psi Rockwell C32
0265FA00299 1/2"-20 4" Partially Threaded IFI 111, SAE J429 UNF - 33/64" Black-Phosphate Steel 150000 psi Rockwell C32
0265FA00060 1/2"-20 4" Partially Threaded IFI 111, SAE J429 UNF - 33/64" Steel 150000 psi Rockwell C32
0265FA00204 1/2"-20 4 1/2" Partially Threaded IFI 111, SAE J429 UNF - 33/64" Black-Phosphate Steel 150000 psi Rockwell C32
0265FA00061 1/2"-20 4 1/2" Partially Threaded IFI 111, SAE J429 UNF - 33/64" Steel 150000 psi Rockwell C32
0265FA00300 1/2"-20 5" Partially Threaded IFI 111, SAE J429 UNF - 33/64" Black-Phosphate Steel 150000 psi Rockwell C32
0265FA00194 5/8"-11 1" Fully Threaded IFI 111, SAE J429 UNC - 5/8" Black-Phosphate Steel 150000 psi Rockwell C32
0265FA00301 5/8"-11 1 1/4" Fully Threaded IFI 111, SAE J429 UNC - 5/8" Black-Phosphate Steel 150000 psi Rockwell C32
0265FA00062 5/8"-11 1 1/4" Fully Threaded IFI 111, SAE J429 UNC - 5/8" Steel 150000 psi Rockwell C32
0265FA00154 5/8"-11 1 1/4" Fully Threaded IFI 111, SAE J429 UNC - 5/8" Zinc Yellow-Chromate Plated Steel 150000 psi Rockwell C32
0265FA00302 5/8"-11 1 1/2" Fully Threaded IFI 111, SAE J429 UNC - 5/8" Black-Phosphate Steel 150000 psi Rockwell C32
0265FA00063 5/8"-11 1 1/2" Fully Threaded IFI 111, SAE J429 UNC - 5/8" Steel 150000 psi Rockwell C32
0265FA00155 5/8"-11 1 1/2" Fully Threaded IFI 111, SAE J429 UNC - 5/8" Zinc Yellow-Chromate Plated Steel 150000 psi Rockwell C32
0265FA00303 5/8"-11 1 3/4" Fully Threaded IFI 111, SAE J429 UNC - 5/8" Black-Phosphate Steel 150000 psi Rockwell C32
0265FA00064 5/8"-11 1 3/4" Fully Threaded IFI 111, SAE J429 UNC - 5/8" Steel 150000 psi Rockwell C32
0265FA00156 5/8"-11 1 3/4" Fully Threaded IFI 111, SAE J429 UNC - 5/8" Zinc Yellow-Chromate Plated Steel 150000 psi Rockwell C32
0265FA00304 5/8"-11 2" Fully Threaded IFI 111, SAE J429 UNC - 5/8" Black-Phosphate Steel 150000 psi Rockwell C32
0265FA00065 5/8"-11 2" Fully Threaded IFI 111, SAE J429 UNC - 5/8" Steel 150000 psi Rockwell C32
0265FA00157 5/8"-11 2" Fully Threaded IFI 111, SAE J429 UNC - 5/8" Zinc Yellow-Chromate Plated Steel 150000 psi Rockwell C32
0265FA00305 5/8"-11 2 1/4" Fully Threaded IFI 111, SAE J429 UNC - 5/8" Black-Phosphate Steel 150000 psi Rockwell C32
0265FA00066 5/8"-11 2 1/4" Fully Threaded IFI 111, SAE J429 UNC - 5/8" Steel 150000 psi Rockwell C32
0265FA00158 5/8"-11 2 1/4" Fully Threaded IFI 111, SAE J429 UNC - 5/8" Zinc Yellow-Chromate Plated Steel 150000 psi Rockwell C32
0265FA00306 5/8"-11 2 1/2" Fully Threaded IFI 111, SAE J429 UNC - 5/8" Black-Phosphate Steel 150000 psi Rockwell C32
0265FA00067 5/8"-11 2 1/2" Fully Threaded IFI 111, SAE J429 UNC - 5/8" Steel 150000 psi Rockwell C32
0265FA00307 5/8"-11 2 3/4" Partially Threaded IFI 111, SAE J429 UNC - 5/8" Black-Phosphate Steel 150000 psi Rockwell C32
0265FA00068 5/8"-11 2 3/4" Partially Threaded IFI 111, SAE J429 UNC - 5/8" Steel 150000 psi Rockwell C32
0265FA00308 5/8"-11 3" Partially Threaded IFI 111, SAE J429 UNC - 5/8" Black-Phosphate Steel 150000 psi Rockwell C32
0265FA00069 5/8"-11 3" Partially Threaded IFI 111, SAE J429 UNC - 5/8" Steel 150000 psi Rockwell C32
0265FA00159 5/8"-11 3" Partially Threaded IFI 111, SAE J429 UNC - 5/8" Zinc Yellow-Chromate Plated Steel 150000 psi Rockwell C32
0265FA00309 5/8"-11 3 1/4" Partially Threaded IFI 111, SAE J429 UNC - 5/8" Black-Phosphate Steel 150000 psi Rockwell C32
0265FA00310 5/8"-11 3 1/2" Partially Threaded IFI 111, SAE J429 UNC - 5/8" Black-Phosphate Steel 150000 psi Rockwell C32
0265FA00070 5/8"-11 3 1/2" Partially Threaded IFI 111, SAE J429 UNC - 5/8" Steel 150000 psi Rockwell C32
0265FA00160 5/8"-11 3 1/2" Partially Threaded IFI 111, SAE J429 UNC - 5/8" Zinc Yellow-Chromate Plated Steel 150000 psi Rockwell C32
0265FA00200 5/8"-11 3 3/4" Partially Threaded IFI 111, SAE J429 UNC - 5/8" Black-Phosphate Steel 150000 psi Rockwell C32
0265FA00311 5/8"-11 4" Partially Threaded IFI 111, SAE J429 UNC - 5/8" Black-Phosphate Steel 150000 psi Rockwell C32
0265FA00071 5/8"-11 4" Partially Threaded IFI 111, SAE J429 UNC - 5/8" Steel 150000 psi Rockwell C32
0265FA00161 5/8"-11 4" Partially Threaded IFI 111, SAE J429 UNC - 5/8" Zinc Yellow-Chromate Plated Steel 150000 psi Rockwell C32
0265FA00205 5/8"-11 4 1/4" Partially Threaded IFI 111, SAE J429 UNC - 5/8" Black-Phosphate Steel 150000 psi Rockwell C32
0265FA00312 5/8"-11 4 1/2" Partially Threaded IFI 111, SAE J429 UNC - 5/8" Black-Phosphate Steel 150000 psi Rockwell C32
0265FA00072 5/8"-11 4 1/2" Partially Threaded IFI 111, SAE J429 UNC - 5/8" Steel 150000 psi Rockwell C32
0265FA00162 5/8"-11 4 1/2" Partially Threaded IFI 111, SAE J429 UNC - 5/8" Zinc Yellow-Chromate Plated Steel 150000 psi Rockwell C32
0265FA00313 5/8"-11 5" Partially Threaded IFI 111, SAE J429 UNC - 5/8" Black-Phosphate Steel 150000 psi Rockwell C32
0265FA00073 5/8"-11 5" Partially Threaded IFI 111, SAE J429 UNC - 5/8" Steel 150000 psi Rockwell C32
0265FA00163 5/8"-11 5" Partially Threaded IFI 111, SAE J429 UNC - 5/8" Zinc Yellow-Chromate Plated Steel 150000 psi Rockwell C32
0265FA00206 5/8"-11 5 1/2" Partially Threaded IFI 111, SAE J429 UNC - 5/8" Black-Phosphate Steel 150000 psi Rockwell C32
0265FA00074 5/8"-11 5 1/2" Partially Threaded IFI 111, SAE J429 UNC - 5/8" Steel 150000 psi Rockwell C32
0265FA00314 5/8"-11 6" Partially Threaded IFI 111, SAE J429 UNC - 5/8" Black-Phosphate Steel 150000 psi Rockwell C32
0265FA00164 5/8"-11 6" Partially Threaded IFI 111, SAE J429 UNC - 5/8" Zinc Yellow-Chromate Plated Steel 150000 psi Rockwell C32
0265FA00315 5/8"-18 1 1/2" Fully Threaded IFI 111, SAE J429 UNF - 5/8" Black-Phosphate Steel 150000 psi Rockwell C32
0265FA00075 5/8"-18 1 1/2" Fully Threaded IFI 111, SAE J429 UNF - 5/8" Steel 150000 psi Rockwell C32
0265FA00207 5/8"-18 1 3/4" Fully Threaded IFI 111, SAE J429 UNF - 5/8" Black-Phosphate Steel 150000 psi Rockwell C32
0265FA00076 5/8"-18 1 3/4" Fully Threaded IFI 111, SAE J429 UNF - 5/8" Steel 150000 psi Rockwell C32
0265FA00316 5/8"-18 2" Fully Threaded IFI 111, SAE J429 UNF - 5/8" Black-Phosphate Steel 150000 psi Rockwell C32
0265FA00077 5/8"-18 2" Fully Threaded IFI 111, SAE J429 UNF - 5/8" Steel 150000 psi Rockwell C32
0265FA00208 5/8"-18 2 1/4" Fully Threaded IFI 111, SAE J429 UNF - 5/8" Black-Phosphate Steel 150000 psi Rockwell C32
0265FA00078 5/8"-18 2 1/4" Fully Threaded IFI 111, SAE J429 UNF - 5/8" Steel 150000 psi Rockwell C32
0265FA00317 5/8"-18 2 1/2" Fully Threaded IFI 111, SAE J429 UNF - 5/8" Black-Phosphate Steel 150000 psi Rockwell C32
0265FA00079 5/8"-18 2 1/2" Fully Threaded IFI 111, SAE J429 UNF - 5/8" Steel 150000 psi Rockwell C32
0265FA00209 5/8"-18 2 3/4" Partially Threaded IFI 111, SAE J429 UNF - 5/8" Black-Phosphate Steel 150000 psi Rockwell C32
0265FA00080 5/8"-18 2 3/4" Partially Threaded IFI 111, SAE J429 UNF - 5/8" Steel 150000 psi Rockwell C32
0265FA00318 5/8"-18 3" Partially Threaded IFI 111, SAE J429 UNF - 5/8" Black-Phosphate Steel 150000 psi Rockwell C32
0265FA00081 5/8"-18 3" Partially Threaded IFI 111, SAE J429 UNF - 5/8" Steel 150000 psi Rockwell C32
0265FA00082 5/8"-18 3 1/4" Partially Threaded IFI 111, SAE J429 UNF - 5/8" Steel 150000 psi Rockwell C32
0265FA00210 5/8"-18 3 1/2" Partially Threaded IFI 111, SAE J429 UNF - 5/8" Black-Phosphate Steel 150000 psi Rockwell C32
0265FA00083 5/8"-18 3 1/2" Partially Threaded IFI 111, SAE J429 UNF - 5/8" Steel 150000 psi Rockwell C32
0265FA00084 5/8"-18 3 3/4" Partially Threaded IFI 111, SAE J429 UNF - 5/8" Steel 150000 psi Rockwell C32
0265FA00319 5/8"-18 4" Partially Threaded IFI 111, SAE J429 UNF - 5/8" Black-Phosphate Steel 150000 psi Rockwell C32
0265FA00085 5/8"-18 4" Partially Threaded IFI 111, SAE J429 UNF - 5/8" Steel 150000 psi Rockwell C32
0265FA00211 5/8"-18 4 1/2" Partially Threaded IFI 111, SAE J429 UNF - 5/8" Black-Phosphate Steel 150000 psi Rockwell C32
0265FA00086 5/8"-18 4 1/2" Partially Threaded IFI 111, SAE J429 UNF - 5/8" Steel 150000 psi Rockwell C32
0265FA00212 5/8"-18 5" Partially Threaded IFI 111, SAE J429 UNF - 5/8" Black-Phosphate Steel 150000 psi Rockwell C32
0265FA00087 5/8"-18 5" Partially Threaded IFI 111, SAE J429 UNF - 5/8" Steel 150000 psi Rockwell C32
0265FA00088 5/8"-18 5 1/2" Partially Threaded IFI 111, SAE J429 UNF - 5/8" Steel 150000 psi Rockwell C32
0265FA00213 3/4"-10 1 1/4" Fully Threaded IFI 111, SAE J429 UNC - 47/64" Black-Phosphate Steel 150000 psi Rockwell C32
0265FA00165 3/4"-10 1 1/4" Fully Threaded IFI 111, SAE J429 UNC - 47/64" Zinc Yellow-Chromate Plated Steel 150000 psi Rockwell C32
0265FA00234 3/4"-10 1 1/2" Fully Threaded IFI 111, SAE J429 UNC - 47/64" Black-Phosphate Steel 150000 psi Rockwell C32
0265FA00320 3/4"-10 1 3/4" Fully Threaded IFI 111, SAE J429 UNC - 47/64" Black-Phosphate Steel 150000 psi Rockwell C32
0265FA00089 3/4"-10 1 3/4" Fully Threaded IFI 111, SAE J429 UNC - 47/64" Steel 150000 psi Rockwell C32
0265FA00166 3/4"-10 1 3/4" Fully Threaded IFI 111, SAE J429 UNC - 47/64" Zinc Yellow-Chromate Plated Steel 150000 psi Rockwell C32
0265FA00090 3/4"-10 2" Fully Threaded IFI 111, SAE J429 UNC - 47/64" Steel 150000 psi Rockwell C32
0265FA00167 3/4"-10 2" Fully Threaded IFI 111, SAE J429 UNC - 47/64" Zinc Yellow-Chromate Plated Steel 150000 psi Rockwell C32
0265FA00321 3/4"-10 2" Partially Threaded IFI 111, SAE J429 UNC - 47/64" Black-Phosphate Steel 150000 psi Rockwell C32
0265FA00195 3/4"-10 2 1/4" Fully Threaded IFI 111, SAE J429 UNC - 47/64" Black-Phosphate Steel 150000 psi Rockwell C32
0265FA00168 3/4"-10 2 1/4" Fully Threaded IFI 111, SAE J429 UNC - 47/64" Zinc Yellow-Chromate Plated Steel 150000 psi Rockwell C32
0265FA00322 3/4"-10 2 1/2" Fully Threaded IFI 111, SAE J429 UNC - 47/64" Black-Phosphate Steel 150000 psi Rockwell C32
0265FA00091 3/4"-10 2 1/2" Fully Threaded IFI 111, SAE J429 UNC - 47/64" Steel 150000 psi Rockwell C32
0265FA00169 3/4"-10 2 1/2" Fully Threaded IFI 111, SAE J429 UNC - 47/64" Zinc Yellow-Chromate Plated Steel 150000 psi Rockwell C32
0265FA00196 3/4"-10 2 3/4" Fully Threaded IFI 111, SAE J429 UNC - 47/64" Black-Phosphate Steel 150000 psi Rockwell C32
0265FA00092 3/4"-10 2 3/4" Fully Threaded IFI 111, SAE J429 UNC - 47/64" Steel 150000 psi Rockwell C32
0265FA00323 3/4"-10 3" Partially Threaded IFI 111, SAE J429 UNC - 47/64" Black-Phosphate Steel 150000 psi Rockwell C32
0265FA00093 3/4"-10 3" Partially Threaded IFI 111, SAE J429 UNC - 47/64" Steel 150000 psi Rockwell C32
0265FA00170 3/4"-10 3" Partially Threaded IFI 111, SAE J429 UNC - 47/64" Zinc Yellow-Chromate Plated Steel 150000 psi Rockwell C32
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