Stainless Steel Hex Drive Flat Head Screws

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Stainless Steel Hex Drive Flat Head Screws

Stainless Steel Hex Drive Flat Head Screws are precision-engineered for applications requiring a smooth, flush finish. Manufactured from premium materials and treated for enhanced durability, these fasteners provide exceptional structural integrity. Ideal for machinery, electronics, and construction, they ensure long-term reliability in demanding environments.

System of Measurement
Inch Metric
Specifications Met
ASME B18.3 ASME B18.3, ASTM F879 ASME B18.3, ASTM F879, MIL-DTL-18240 ASTM A276 DIN 7991 DIN 7991, ISO 10642 QQ-P-35, MS24671-1 QQ-P-35, MS24671-10 QQ-P-35, MS24671-11 QQ-P-35, MS24671-13 QQ-P-35, MS24671-14 QQ-P-35, MS24671-16 QQ-P-35, MS24671-17 QQ-P-35, MS24671-19 QQ-P-35, MS24671-2 QQ-P-35, MS24671-20 QQ-P-35, MS24671-21 QQ-P-35, MS24671-22 QQ-P-35, MS24671-23 QQ-P-35, MS24671-28 QQ-P-35, MS24671-29 QQ-P-35, MS24671-3 QQ-P-35, MS24671-30 QQ-P-35, MS24671-31 QQ-P-35, MS24671-33 QQ-P-35, MS24671-4 QQ-P-35, MS24671-40 QQ-P-35, MS24671-41 QQ-P-35, MS24671-43 QQ-P-35, MS24671-5 QQ-P-35, MS24671-51 QQ-P-35, MS24671-52 QQ-P-35, MS24671-7 QQ-P-35, MS24671-8 QQ-P-35, MS24671-9
Thread Size
0-80 1-64 1-72 2-56 3-48 4-40 4-48 5-40 5-44 6-32 6-40 8-32 8-36 10-24 10-32 12-24 1/4"-20 1/4"-28 5/16"-18 5/16"-24 3/8"-16 3/8"-24 7/16"-14 7/16"-20 1/2"-13 1/2"-20 5/8"-11 5/8"-18 3/4"-10 1"-8 M2 M2.5 M3 M3.5 M4 M5 M6 M8 M10 M12 M14 M16 M20
Length
1/8" 3/16" 1/4" 5/16" 3/8" 7/16" 1/2" 9/16" 5/8" 11/16" 3/4" 7/8" 1" 1 1/8" 1 1/4" 1 3/8" 1 1/2" 1 5/8" 1 3/4" 1 7/8" 2" 2 1/4" 2 1/2" 2 3/4" 3" 3 1/4" 3 1/2" 3 3/4" 4" 4 1/2" 5" 5 1/2" 6" 7" 8" 10" 3 mm 4 mm 5 mm 6 mm 8 mm 10 mm 12 mm 14 mm 15 mm 16 mm 18 mm 20 mm 22 mm 25 mm 30 mm 35 mm 40 mm 45 mm 50 mm 55 mm 60 mm 65 mm 70 mm 75 mm 80 mm 90 mm 100 mm 110 mm 120 mm 140 mm
Material
18-8 Stainless Steel 316 Stainless Steel
Threading
Fully Threaded Partially Threaded
Head Diameter
0.138" 0.168" 0.197" 0.212" 0.226" 0.255" 0.281" 0.307" 0.359" 0.411" 0.438" 0.531" 0.656" 0.781" 0.844" 0.937" 0.938" 1.188" 1.438" 1.938" 4 mm 5 mm 6 mm 7 mm 8 mm 10 mm 12 mm 16 mm 20 mm 24 mm 27 mm 30 mm 36 mm
Head Height
0.035" 0.044" 0.047" 0.054" 0.059" 0.064" 0.066" 0.068" 0.073" 0.076" 0.083" 0.084" 0.089" 0.09" 0.097" 0.105" 0.112" 0.12" 0.127" 0.134" 0.157" 0.161" 0.181" 0.198" 0.234" 0.251" 0.324" 0.396" 0.54" 1.2 mm 1.3 mm 1.5 mm 1.6 mm 1.7 mm 1.9 mm 2 mm 2.2 mm 2.3 mm 2.8 mm 3.3 mm 3.5 mm 4.2 mm 4.4 mm 5.5 mm 6.5 mm 7 mm 7.5 mm 8.5 mm
Thread Pitch
0.35 mm 0.4 mm 0.45 mm 0.5 mm 0.6 mm 0.7 mm 0.75 mm 0.8 mm 1 mm 1.25 mm 1.5 mm 1.75 mm 2 mm 2.5 mm
Thread Diameter
0.06" 0.073" 0.086" 0.099" 0.112" 0.125" 0.138" 0.164" 0.19" 0.216" 0.25" 0.313" 0.375" 0.438" 0.5" 0.625" 0.75" 1"
Thread Type
Metric UNC UNF
Finish
Black Oxide Black-Oxide, Passivated Passivated
Drive Size
0.035" 0.050" 1.3 mm 1.5 mm 1/16" 1/2" 1/4" 1/8" 10 mm 12 mm 2 mm 2.5 mm 3 mm 3/16" 3/32" 3/8" 4 mm 5 mm 5/16" 5/32" 5/64" 5/8" 6 mm 7/32" 8 mm
Tensile Strength
70000 psi 100000 psi
Show more▼
Part Number Thread Size Length Threading Specifications Met Thread Type Head Diameter Head Height Material Tensile Strength Hardness
0312FA00191 5/8"-11 2 1/4" Fully Threaded ASME B18.3 UNC 1.188" 0.324" 18-8 Stainless Steel 70000 psi Rockwell B55
0312FA00347 5/8"-11 2 1/2" Fully Threaded ASME B18.3 UNC 1.188" 0.324" 18-8 Stainless Steel 70000 psi Rockwell B55
0314FA00203 5/8"-11 2 1/2" Fully Threaded ASME B18.3 UNC 1.188" 0.324" 316 Stainless Steel 70000 psi Rockwell B55
0312FA00215 5/8"-11 2 3/4" Fully Threaded ASME B18.3 UNC 1.188" 0.324" 18-8 Stainless Steel 70000 psi Rockwell B55
0312FA00348 5/8"-11 3" Fully Threaded ASME B18.3 UNC 1.188" 0.324" 18-8 Stainless Steel 70000 psi Rockwell B55
0314FA00204 5/8"-11 3" Fully Threaded ASME B18.3 UNC 1.188" 0.324" 316 Stainless Steel 70000 psi Rockwell B55
0312FA00349 5/8"-11 3 1/2" Fully Threaded ASME B18.3 UNC 1.188" 0.324" 18-8 Stainless Steel 70000 psi Rockwell B55
0314FA00205 5/8"-11 3 1/2" Fully Threaded ASME B18.3 UNC 1.188" 0.324" 316 Stainless Steel 70000 psi Rockwell B55
0312FA00350 5/8"-11 4" Fully Threaded ASME B18.3 UNC 1.188" 0.324" 18-8 Stainless Steel 70000 psi Rockwell B55
0314FA00206 5/8"-11 4" Fully Threaded ASME B18.3 UNC 1.188" 0.324" 316 Stainless Steel 70000 psi Rockwell B55
0312FA00351 5/8"-11 4 1/2" Fully Threaded ASME B18.3 UNC 1.188" 0.324" 18-8 Stainless Steel 70000 psi Rockwell B55
0312FA00352 5/8"-11 5" Fully Threaded ASME B18.3 UNC 1.188" 0.324" 18-8 Stainless Steel 70000 psi Rockwell B55
0312FA00216 5/8"-11 5 1/2" Fully Threaded ASME B18.3 UNC 1.188" 0.324" 18-8 Stainless Steel 70000 psi Rockwell B55
0312FA00353 5/8"-11 6" Fully Threaded ASME B18.3 UNC 1.188" 0.324" 18-8 Stainless Steel 70000 psi Rockwell B55
0312FA00217 5/8"-18 1" Fully Threaded ASME B18.3 UNF 1.188" 0.324" 18-8 Stainless Steel 70000 psi Rockwell B55
0312FA00218 5/8"-18 1 1/4" Fully Threaded ASME B18.3 UNF 1.188" 0.324" 18-8 Stainless Steel 70000 psi Rockwell B55
0312FA00219 5/8"-18 1 1/2" Fully Threaded ASME B18.3 UNF 1.188" 0.324" 18-8 Stainless Steel 70000 psi Rockwell B55
0312FA00220 5/8"-18 2" Fully Threaded ASME B18.3 UNF 1.188" 0.324" 18-8 Stainless Steel 70000 psi Rockwell B55
0312FA00354 3/4"-10 1" Fully Threaded ASME B18.3 UNC 1.438" 0.396" 18-8 Stainless Steel 70000 psi Rockwell B55
0314FA00058 3/4"-10 1" Fully Threaded ASME B18.3 UNC 1.438" 0.396" 316 Stainless Steel 70000 psi Rockwell B55
0312FA00355 3/4"-10 1 1/4" Fully Threaded ASME B18.3 UNC 1.438" 0.396" 18-8 Stainless Steel 70000 psi Rockwell B55
0312FA00356 3/4"-10 1 1/2" Fully Threaded ASME B18.3 UNC 1.438" 0.396" 18-8 Stainless Steel 70000 psi Rockwell B55
0314FA00207 3/4"-10 1 1/2" Fully Threaded ASME B18.3 UNC 1.438" 0.396" 316 Stainless Steel 70000 psi Rockwell B55
0312FA00357 3/4"-10 1 3/4" Fully Threaded ASME B18.3 UNC 1.438" 0.396" 18-8 Stainless Steel 70000 psi Rockwell B55
0312FA00358 3/4"-10 2" Fully Threaded ASME B18.3 UNC 1.438" 0.396" 18-8 Stainless Steel 70000 psi Rockwell B55
0314FA00208 3/4"-10 2" Fully Threaded ASME B18.3 UNC 1.438" 0.396" 316 Stainless Steel 70000 psi Rockwell B55
0312FA00359 3/4"-10 2 1/2" Fully Threaded ASME B18.3 UNC 1.438" 0.396" 18-8 Stainless Steel 70000 psi Rockwell B55
0314FA00209 3/4"-10 2 1/2" Fully Threaded ASME B18.3 UNC 1.438" 0.396" 316 Stainless Steel 70000 psi Rockwell B55
0312FA00360 3/4"-10 3" Fully Threaded ASME B18.3 UNC 1.438" 0.396" 18-8 Stainless Steel 70000 psi Rockwell B55
0314FA00210 3/4"-10 3" Fully Threaded ASME B18.3 UNC 1.438" 0.396" 316 Stainless Steel 70000 psi Rockwell B55
0312FA00361 3/4"-10 3 1/2" Fully Threaded ASME B18.3 UNC 1.438" 0.396" 18-8 Stainless Steel 70000 psi Rockwell B55
0314FA00211 3/4"-10 3 1/2" Fully Threaded ASME B18.3 UNC 1.438" 0.396" 316 Stainless Steel 70000 psi Rockwell B55
0312FA00362 3/4"-10 4" Fully Threaded ASME B18.3 UNC 1.438" 0.396" 18-8 Stainless Steel 70000 psi Rockwell B55
0314FA00212 3/4"-10 4" Fully Threaded ASME B18.3 UNC 1.438" 0.396" 316 Stainless Steel 70000 psi Rockwell B55
0312FA00221 3/4"-10 4 1/2" Fully Threaded ASME B18.3 UNC 1.438" 0.396" 18-8 Stainless Steel 70000 psi Rockwell B55
0312FA00363 3/4"-10 5" Fully Threaded ASME B18.3 UNC 1.438" 0.396" 18-8 Stainless Steel 70000 psi Rockwell B55
0312FA00222 3/4"-10 5 1/2" Fully Threaded ASME B18.3 UNC 1.438" 0.396" 18-8 Stainless Steel 70000 psi Rockwell B55
0312FA00223 3/4"-10 6" Fully Threaded ASME B18.3 UNC 1.438" 0.396" 18-8 Stainless Steel 70000 psi Rockwell B55
0314FA00059 1"-8 2" Fully Threaded ASME B18.3 UNC 1.938" 0.54" 316 Stainless Steel 70000 psi Rockwell B55
0314FA00060 1"-8 2 1/2" Fully Threaded ASME B18.3 UNC 1.938" 0.54" 316 Stainless Steel 70000 psi Rockwell B55
0312FA00224 1"-8 3" Fully Threaded ASME B18.3 UNC 1.938" 0.54" 18-8 Stainless Steel 70000 psi Rockwell B55
0312FA00225 1"-8 3 1/2" Fully Threaded ASME B18.3 UNC 1.938" 0.54" 18-8 Stainless Steel 70000 psi Rockwell B55
0315FA00033 M2 3 mm Fully Threaded DIN 7991 Metric 4 mm 1.2 mm 316 Stainless Steel 70000 psi Not Rated
0315FA00034 M2 4 mm Fully Threaded DIN 7991 Metric 4 mm 1.2 mm 316 Stainless Steel 70000 psi Not Rated
0313FA00001 M2 4 mm Fully Threaded DIN 7991, ISO 10642 Metric 4 mm 1.2 mm 18-8 Stainless Steel 70000 psi Not Rated
0315FA00035 M2 5 mm Fully Threaded DIN 7991 Metric 4 mm 1.2 mm 316 Stainless Steel 70000 psi Not Rated
0313FA00002 M2 5 mm Fully Threaded DIN 7991, ISO 10642 Metric 4 mm 1.2 mm 18-8 Stainless Steel 70000 psi Not Rated
0315FA00036 M2 6 mm Fully Threaded DIN 7991 Metric 4 mm 1.2 mm 316 Stainless Steel 70000 psi Not Rated
0313FA00003 M2 6 mm Fully Threaded DIN 7991, ISO 10642 Metric 4 mm 1.2 mm 18-8 Stainless Steel 70000 psi Not Rated
0315FA00037 M2 8 mm Fully Threaded DIN 7991 Metric 4 mm 1.2 mm 316 Stainless Steel 70000 psi Not Rated
0313FA00004 M2 8 mm Fully Threaded DIN 7991, ISO 10642 Metric 4 mm 1.2 mm 18-8 Stainless Steel 70000 psi Not Rated
0315FA00038 M2 10 mm Fully Threaded DIN 7991 Metric 4 mm 1.2 mm 316 Stainless Steel 70000 psi Not Rated
0313FA00005 M2 10 mm Fully Threaded DIN 7991, ISO 10642 Metric 4 mm 1.2 mm 18-8 Stainless Steel 70000 psi Not Rated
0315FA00039 M2 12 mm Fully Threaded DIN 7991 Metric 4 mm 1.2 mm 316 Stainless Steel 70000 psi Not Rated
0313FA00006 M2 12 mm Fully Threaded DIN 7991, ISO 10642 Metric 4 mm 1.2 mm 18-8 Stainless Steel 70000 psi Not Rated
0315FA00040 M2 16 mm Fully Threaded DIN 7991 Metric 4 mm 1.2 mm 316 Stainless Steel 70000 psi Not Rated
0313FA00007 M2 16 mm Fully Threaded DIN 7991, ISO 10642 Metric 4 mm 1.2 mm 18-8 Stainless Steel 70000 psi Not Rated
0313FA00015 M2 18 mm Fully Threaded DIN 7991, ISO 10642 Metric 4 mm 1.2 mm 18-8 Stainless Steel 70000 psi Not Rated
0313FA00170 M2 20 mm Fully Threaded DIN 7991, ISO 10642 Metric 4 mm 1.2 mm 18-8 Stainless Steel 70000 psi Not Rated
0315FA00041 M2.5 4 mm Fully Threaded DIN 7991 Metric 5 mm 1.5 mm 316 Stainless Steel 70000 psi Not Rated
0313FA00008 M2.5 4 mm Fully Threaded DIN 7991, ISO 10642 Metric 5 mm 1.5 mm 18-8 Stainless Steel 70000 psi Not Rated
0315FA00042 M2.5 5 mm Fully Threaded DIN 7991 Metric 5 mm 1.5 mm 316 Stainless Steel 70000 psi Not Rated
0313FA00009 M2.5 5 mm Fully Threaded DIN 7991, ISO 10642 Metric 5 mm 1.5 mm 18-8 Stainless Steel 70000 psi Not Rated
0315FA00043 M2.5 6 mm Fully Threaded DIN 7991 Metric 5 mm 1.5 mm 316 Stainless Steel 70000 psi Not Rated
0313FA00010 M2.5 6 mm Fully Threaded DIN 7991, ISO 10642 Metric 5 mm 1.5 mm 18-8 Stainless Steel 70000 psi Not Rated
0315FA00044 M2.5 8 mm Fully Threaded DIN 7991 Metric 5 mm 1.5 mm 316 Stainless Steel 70000 psi Not Rated
0313FA00012 M2.5 8 mm Fully Threaded DIN 7991, ISO 10642 Metric 5 mm 1.5 mm 18-8 Stainless Steel 70000 psi Not Rated
0315FA00045 M2.5 10 mm Fully Threaded DIN 7991 Metric 5 mm 1.5 mm 316 Stainless Steel 70000 psi Not Rated
0313FA00013 M2.5 10 mm Fully Threaded DIN 7991, ISO 10642 Metric 5 mm 1.5 mm 18-8 Stainless Steel 70000 psi Not Rated
0315FA00046 M2.5 12 mm Fully Threaded DIN 7991 Metric 5 mm 1.5 mm 316 Stainless Steel 70000 psi Not Rated
0313FA00014 M2.5 12 mm Fully Threaded DIN 7991, ISO 10642 Metric 5 mm 1.5 mm 18-8 Stainless Steel 70000 psi Not Rated
0315FA00047 M2.5 16 mm Fully Threaded DIN 7991 Metric 5 mm 1.5 mm 316 Stainless Steel 70000 psi Not Rated
0313FA00011 M2.5 16 mm Partially Threaded DIN 7991, ISO 10642 Metric 5 mm 1.5 mm 18-8 Stainless Steel 70000 psi Not Rated
0313FA00016 M2.5 18 mm Fully Threaded DIN 7991, ISO 10642 Metric 5 mm 1.5 mm 18-8 Stainless Steel 70000 psi Not Rated
0315FA00130 M2.5 20 mm Fully Threaded DIN 7991 Metric 5 mm 1.5 mm 316 Stainless Steel 70000 psi Not Rated
0313FA00171 M2.5 20 mm Partially Threaded DIN 7991, ISO 10642 Metric 5 mm 1.5 mm 18-8 Stainless Steel 70000 psi Not Rated
0315FA00048 M3 4 mm Fully Threaded DIN 7991 Metric 6 mm 1.7 mm 316 Stainless Steel 70000 psi Not Rated
0313FA00030 M3 4 mm Fully Threaded DIN 7991, ISO 10642 Metric 6 mm 1.7 mm 18-8 Stainless Steel 70000 psi Not Rated
0315FA00172 M3 5 mm Fully Threaded ASTM A276 Metric 6 mm 1.3 mm 316 Stainless Steel 70000 psi Rockwell B70
0315FA00049 M3 5 mm Fully Threaded DIN 7991 Metric 6 mm 1.7 mm 316 Stainless Steel 70000 psi Not Rated
0313FA00028 M3 5 mm Fully Threaded DIN 7991, ISO 10642 Metric 6 mm 1.7 mm 18-8 Stainless Steel 70000 psi Not Rated
0315FA00001 M3 5 mm Fully Threaded - Metric 6 mm 1.3 mm 316 Stainless Steel 70000 psi Rockwell B70
0315FA00173 M3 6 mm Fully Threaded ASTM A276 Metric 6 mm 1.3 mm 316 Stainless Steel 70000 psi Rockwell B70
0315FA00050 M3 6 mm Fully Threaded DIN 7991 Metric 6 mm 1.7 mm 316 Stainless Steel 70000 psi Not Rated
0313FA00029 M3 6 mm Fully Threaded DIN 7991, ISO 10642 Metric 6 mm 1.7 mm 18-8 Stainless Steel 70000 psi Not Rated
0316FA00001 M3 6 mm Fully Threaded DIN 7991, ISO 10642 Metric 6 mm 1.7 mm 316 Stainless Steel 100000 psi Not Rated
0315FA00002 M3 6 mm Fully Threaded - Metric 6 mm 1.3 mm 316 Stainless Steel 70000 psi Rockwell B70
0315FA00174 M3 8 mm Fully Threaded ASTM A276 Metric 6 mm 1.3 mm 316 Stainless Steel 70000 psi Rockwell B70
0315FA00051 M3 8 mm Fully Threaded DIN 7991 Metric 6 mm 1.7 mm 316 Stainless Steel 70000 psi Not Rated
0313FA00031 M3 8 mm Fully Threaded DIN 7991, ISO 10642 Metric 6 mm 1.7 mm 18-8 Stainless Steel 70000 psi Not Rated
0316FA00002 M3 8 mm Fully Threaded DIN 7991, ISO 10642 Metric 6 mm 1.7 mm 316 Stainless Steel 100000 psi Not Rated
0315FA00003 M3 8 mm Fully Threaded - Metric 6 mm 1.3 mm 316 Stainless Steel 70000 psi Rockwell B70
0315FA00175 M3 10 mm Fully Threaded ASTM A276 Metric 6 mm 1.3 mm 316 Stainless Steel 70000 psi Rockwell B70
0315FA00052 M3 10 mm Fully Threaded DIN 7991 Metric 6 mm 1.7 mm 316 Stainless Steel 70000 psi Not Rated
0313FA00032 M3 10 mm Fully Threaded DIN 7991, ISO 10642 Metric 6 mm 1.7 mm 18-8 Stainless Steel 70000 psi Not Rated
0316FA00003 M3 10 mm Fully Threaded DIN 7991, ISO 10642 Metric 6 mm 1.7 mm 316 Stainless Steel 100000 psi Not Rated
0315FA00004 M3 10 mm Fully Threaded - Metric 6 mm 1.3 mm 316 Stainless Steel 70000 psi Rockwell B70
0315FA00176 M3 12 mm Fully Threaded ASTM A276 Metric 6 mm 1.3 mm 316 Stainless Steel 70000 psi Rockwell B70
0315FA00053 M3 12 mm Fully Threaded DIN 7991 Metric 6 mm 1.7 mm 316 Stainless Steel 70000 psi Not Rated
0313FA00033 M3 12 mm Fully Threaded DIN 7991, ISO 10642 Metric 6 mm 1.7 mm 18-8 Stainless Steel 70000 psi Not Rated
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