Flange Nuts

670 products

Flange Nuts

Flange Nuts are specialized fasteners that feature an integrated washer-like flange which distributes pressure over a larger surface area, reducing the risk of damage to the connected material. At Skdin, we offer high-quality Flange Nuts in various sizes, materials, and finishes for applications where increased bearing surface is beneficial. The flange acts as a built-in washer, providing a smooth and stable bearing surface that helps prevent loosening under vibration. Our flange nuts are ideal for automotive, furniture, and construction applications where a wide bearing surface is required. Explore our selection to find the perfect flange nuts for your project requirements.

System of Measurement
Inch Metric
Thread Size
1 1/4"-7 1"-12 1"-14 1"-8 1/2"-13 1/2"-20 1/4"-20 1/4"-28 10-24 10-32 11/32"-24 12-24 2-56 3/4"-10 3/4"-16 3/8"-16 3/8"-24 4-40 5/16"-18 5/16"-24 5/8"-11 5/8"-18 6-32 7/16"-14 7/16"-20 7/8"-14 7/8"-9 8-32 9/16"-12 9/16"-18 M10 M11 M12 M14 M16 M18 M20 M24 M3 M30 M36 M4 M5 M6 M7 M8 M9
Material
18-8 Stainless Steel 316 Stainless Steel A286 Stainless Steel Black Corrosion-Resistant-Coated Steel Black-Oxide 18-8 Stainless Steel Black-Oxide Steel Black-Phosphate Steel Cadmium Yellow-Chromate Plated Steel Fiberglass Nylon 6/6 Plastic Phosphate Coated Steel Silver-Plated A286 Stainless Steel Steel Zinc Yellow-Chromate Plated Steel Zinc-Flake-Coated Steel Zinc-Plated Steel
Nut Type
Flange Flange, Hex Flange, Locknut, Hex
Width
1/8" 5/32" 3/16" 7/32" 1/4" 5/16" 21/64" 11/32" 23/64" 3/8" 27/64" 7/16" 1/2" 9/16" 5/8" 11/16" 3/4" 13/16" 7/8" 15/16" 1 1/16" 1 1/8" 1 3/16" 1 1/4" 1 5/16" 1 7/16" 1 1/2" 1 5/8" 1 13/16" 5 mm 5.5 mm 7 mm 8 mm 9 mm 10 mm 11 mm 12 mm 13 mm 14 mm 15 mm 16 mm 17 mm 18 mm 19 mm 21 mm 22 mm 24 mm 27 mm 30 mm 36 mm 37 mm 41 mm 46 mm 55 mm
Height
3/32" 1/8" 9/64" 5/32" 11/64" 3/16" 13/64" 7/32" 15/64" 1/4" 17/64" 9/32" 19/64" 5/16" 21/64" 11/32" 23/64" 3/8" 25/64" 13/32" 27/64" 7/16" 29/64" 15/32" 1/2" 33/64" 17/32" 35/64" 9/16" 19/32" 5/8" 41/64" 21/32" 43/64" 11/16" 45/64" 23/32" 3/4" 25/32" 51/64" 13/16" 53/64" 7/8" 57/64" 29/32" 1" 1 1/64" 1 1/32" 1 1/8" 1 15/64" 1 1/4" 1 17/64" 1 35/64" 1 19/32" 3.7 mm 4 mm 4.2 mm 4.3 mm 4.65 mm 5 mm 5.5 mm 6 mm 6.1 mm 7 mm 7.1 mm 7.3 mm 7.9 mm 8 mm 8.1 mm 8.4 mm 9 mm 9.1 mm 9.4 mm 9.5 mm 10 mm 10.2 mm 10.8 mm 11 mm 11.1 mm 11.4 mm 11.5 mm 12 mm 12.8 mm 13 mm 13.5 mm 13.8 mm 14 mm 15 mm 15.9 mm 16 mm 16.1 mm 17 mm 18 mm 18.2 mm 18.3 mm 18.8 mm 20 mm 20.3 mm 21 mm 22.4 mm 23 mm 24 mm 24.8 mm 25 mm 27 mm 28.6 mm 30 mm 31.3 mm 32 mm 36 mm 45 mm 54 mm
Drive Style
External 12-Point External Hex
Thread Type
Metric UNC UNF UNS
Thread Pitch
0.5 mm 0.7 mm 0.8 mm 1 mm 1.25 mm 1.5 mm 1.75 mm 2 mm 2.5 mm 3 mm 3.5 mm 4 mm
Flange Diameter
0.167" 13/64" 0.206" 0.244" 9/32" 0.29" 0.33" 11/32" 3/8" 25/64" 13/32" 0.42" 27/64" 0.422" 7/16" 15/32" 0.469" 0.49" 1/2" 0.52" 17/32" 0.54" 0.56" 9/16" 19/32" 0.594" 0.62" 5/8" 41/64" 43/64" 0.675" 0.68" 11/16" 45/64" 0.708" 47/64" 3/4" 0.784" 0.81" 13/16" 0.814" 53/64" 7/8" 59/64" 0.93" 15/16" 31/32" 1" 1 1/64" 1.016" 1.031" 1 1/32" 1 1/16" 1.07" 1 1/8" 1 3/16" 1 13/64" 1 1/4" 1 9/32" 1 21/64" 1.33" 1 3/8" 1 1/2" 1 37/64" 1.585" 1 5/8" 1 11/16" 1 3/4" 2" 2 1/16" 2 1/4" 2 1/2" 10.5 12 13.6 14 15 15.6 15.9 17.8 18.2 19.1 20.7 20.9 22.2 23.5 8 mm 10 mm 10.2 mm 10.5 mm 11 mm 11.2 mm 11.8 mm 14 mm 14.2 mm 14.25 mm 15.9 mm 16 mm 17.5 mm 17.9 mm 18 mm 18.25 mm 19 mm 21 mm 21.8 mm 22 mm 22.2 mm 25 mm 26 mm 27 mm 28 mm 28.6 mm 29.9 mm 31 mm 33 mm 34 mm 34.5 mm 34.9 mm 37 mm 40 mm 42.8 mm 44.5 mm 45 mm 49 mm 50.8 mm 51 mm 58 mm 68 mm
Flange Thickness
0.01" 0.02" 0.03" 0.04" 0.05" 0.06" 0.07" 0.08" 0.09" 0.1" 0.11" 0.12" 0.13" 0.14" 0.15" 0.16" 0.17" 0.19" 0.21" 0.22" 0.25" 0.28" 0.44" 0.47" 0.6 mm 0.7 mm 0.8 mm 0.9 mm 1 mm 1.1 mm 1.18 mm 1.19 mm 1.2 mm 1.3 mm 1.31 mm 1.4 mm 1.5 mm 1.6 mm 1.65 mm 1.75 mm 1.8 mm 1.81 mm 2 mm 2.1 mm 2.19 mm 2.2 mm 2.4 mm 2.5 mm 2.6 mm 2.8 mm 2.9 mm 3 mm 3.2 mm 3.5 mm 3.6 mm 4 mm 4.5 mm 4.8 mm 5 mm 5.3 mm 5.6 mm 6 mm 6.2 mm 6.4 mm 7 mm 8 mm 9 mm 10 mm 11.1 mm 11.9 mm
Washer Material
18-8 Stainless Steel Steel
Washer Thickness
1/8" 5/32" 11/64" 3/16" 7/32" 1/4" 17/64" 19/64"
Strength Class
Class 10 Class 8 Grade 5 Grade 8 Grade F Grade G
Show more▼
Part Number Thread Size Thread Type Thread Fit Thread Direction Width Drive Style Material Height Flange Thickness Locking Type
1206FA00007 1/4"-20 UNC - Right Hand 27/64" External Hex Nylon 6/6 Plastic 9/32" - Thread Forming
1216FA00007 1/4"-28 UNF Class 2B Right Hand 7/16" External Hex 18-8 Stainless Steel 15/64" 0.1" Serrations
1218FA00007 1/4"-28 UNF Class 2B Right Hand 7/16" External Hex 316 Stainless Steel 15/64" 0.09" Serrations
1215FA00027 1/4"-28 UNF Class 2B Right Hand 7/16" External Hex Black-Oxide Steel 15/64" 0.04" Serrations
1226FA00029 1/4"-28 UNF Class 2B Right Hand 7/16" External Hex Black-Oxide Steel 19/64" 0.04" Distorted Thread
1230FA00040 1/4"-28 UNF Class 2B Right Hand 7/16" External Hex Black-Phosphate Steel 15/64" 0.06" -
1226FA00002 1/4"-28 UNF Class 2B Right Hand 7/16" External Hex Black-Phosphate Steel 19/64" 0.04" Distorted Thread
1230FA00002 1/4"-28 UNF Class 2B Right Hand 7/16" External Hex Steel 15/64" 0.06" -
1226FA00018 1/4"-28 UNF Class 2B Right Hand 7/16" External Hex Zinc Yellow-Chromate Plated Steel 19/64" 0.04" Distorted Thread
1211FA00005 1/4"-28 UNF Class 2B Right Hand 7/16" External Hex Zinc-Plated Steel 15/64" 0.04" Serrations
1215FA00041 1/4"-28 UNF Class 2B Right Hand 7/16" External Hex Zinc-Plated Steel 15/64" 0.08" Serrations
1238FA00015 1/4"-28 UNF Class 2B Right Hand 1/2" External Hex 18-8 Stainless Steel 5/16" 0.09" -
1240FA00010 1/4"-28 UNF Class 2B Right Hand 1/2" External Hex 316 Stainless Steel 5/16" 0.09" -
1236FA00011 1/4"-28 UNF Class 2B Right Hand 1/2" External Hex Black-Oxide Steel 5/16" 0.09" -
1209FA00009 1/4"-28 UNF Class 2B Right Hand 1/2" External Hex Black-Oxide Steel 3/8" 0.13" -
1243FA00017 1/4"-28 UNF Class 3B Right Hand 5/16" External 12-Point A286 Stainless Steel 19/64" 0.06" -
1242FA00002 1/4"-28 UNF Class 3B Right Hand 5/16" External 12-Point Black-Oxide Steel 19/64" 0.06" -
1229FA00004 1/4"-28 UNF Class 3B Right Hand 5/16" External Hex A286 Stainless Steel 7/32" 0.02" Distorted Thread
1228FA00005 1/4"-28 UNF Class 3B Right Hand 5/16" External Hex Cadmium Yellow-Chromate Plated Steel 7/32" 0.04" Distorted Thread
1228FA00014 1/4"-28 UNF Class 3B Right Hand 5/16" External Hex Cadmium Yellow-Chromate Plated Steel 7/32" 0.04" Distorted Thread
1229FA00018 1/4"-28 UNF Class 3B Right Hand 5/16" External Hex Silver-Plated A286 Stainless Steel 7/32" 0.04" Distorted Thread
1216FA00004 10-24 UNC Class 2B Right Hand 3/8" External Hex 18-8 Stainless Steel 7/32" 0.09" Serrations
1224FA00005 10-24 UNC Class 2B Right Hand 3/8" External Hex 18-8 Stainless Steel 9/32" 0.07" Nylon Insert
1238FA00013 10-24 UNC Class 2B Right Hand 3/8" External Hex 18-8 Stainless Steel 5/16" 0.06" -
1218FA00004 10-24 UNC Class 2B Right Hand 3/8" External Hex 316 Stainless Steel 7/32" 0.03" Serrations
1240FA00002 10-24 UNC Class 2B Right Hand 3/8" External Hex 316 Stainless Steel 7/32" 0.06" -
1224FA00007 10-24 UNC Class 2B Right Hand 3/8" External Hex Black-Oxide 18-8 Stainless Steel 9/32" 0.07" Nylon Insert
1215FA00017 10-24 UNC Class 2B Right Hand 3/8" External Hex Black-Oxide Steel 7/32" 0.03" Serrations
1215FA00008 10-24 UNC Class 2B Right Hand 3/8" External Hex Zinc-Flake-Coated Steel 7/32" 0.03" Serrations
1215FA00035 10-24 UNC Class 2B Right Hand 3/8" External Hex Zinc-Plated Steel 7/32" 0.07" Serrations
1220FA00003 10-24 UNC Class 2B Right Hand 3/8" External Hex Zinc-Plated Steel 17/64" 0.03" Nylon Insert
1206FA00005 10-24 UNC - Right Hand 23/64" External Hex Nylon 6/6 Plastic 1/4" - Thread Forming
1216FA00005 10-32 UNF Class 2B Right Hand 3/8" External Hex 18-8 Stainless Steel 7/32" 0.09" Serrations
1224FA00006 10-32 UNF Class 2B Right Hand 3/8" External Hex 18-8 Stainless Steel 9/32" 0.07" Nylon Insert
1238FA00014 10-32 UNF Class 2B Right Hand 3/8" External Hex 18-8 Stainless Steel 5/16" 0.06" -
1218FA00005 10-32 UNF Class 2B Right Hand 3/8" External Hex 316 Stainless Steel 7/32" 0.03" Serrations
1240FA00003 10-32 UNF Class 2B Right Hand 3/8" External Hex 316 Stainless Steel 7/32" 0.06" -
1224FA00008 10-32 UNF Class 2B Right Hand 3/8" External Hex Black-Oxide 18-8 Stainless Steel 9/32" 0.07" Nylon Insert
1215FA00018 10-32 UNF Class 2B Right Hand 3/8" External Hex Black-Oxide Steel 7/32" 0.03" Serrations
1215FA00007 10-32 UNF Class 2B Right Hand 3/8" External Hex Zinc-Flake-Coated Steel 7/32" 0.03" Serrations
1215FA00039 10-32 UNF Class 2B Right Hand 3/8" External Hex Zinc-Plated Steel 7/32" 0.07" Serrations
1220FA00004 10-32 UNF Class 2B Right Hand 3/8" External Hex Zinc-Plated Steel 17/64" 0.03" Nylon Insert
1229FA00003 10-32 UNF Class 3B Right Hand 1/4" External Hex A286 Stainless Steel 3/16" 0.02" Distorted Thread
1228FA00004 10-32 UNF Class 3B Right Hand 1/4" External Hex Cadmium Yellow-Chromate Plated Steel 3/16" 0.03" Distorted Thread
1228FA00013 10-32 UNF Class 3B Right Hand 1/4" External Hex Cadmium Yellow-Chromate Plated Steel 3/16" 0.03" Distorted Thread
1229FA00017 10-32 UNF Class 3B Right Hand 1/4" External Hex Silver-Plated A286 Stainless Steel 3/16" 0.03" Distorted Thread
1206FA00006 10-32 UNF - Right Hand 23/64" External Hex Nylon 6/6 Plastic 1/4" - Thread Forming
1242FA00011 11/32"-24 UNC Class 3B Right Hand 7/16" External 12-Point Black-Oxide Steel 25/64" 0.13" -
1216FA00013 12-24 UNC Class 2B Right Hand 7/16" External Hex 18-8 Stainless Steel 15/64" 0.04" Serrations
1215FA00024 12-24 UNC Class 2B Right Hand 7/16" External Hex Black-Oxide Steel 15/64" 0.04" Serrations
1215FA00040 12-24 UNC Class 2B Right Hand 7/16" External Hex Zinc-Plated Steel 15/64" 0.04" Serrations
1229FA00021 2-56 UNC Class 3B Right Hand 1/8" External Hex A286 Stainless Steel 3/32" 0.01" Distorted Thread
1228FA00008 2-56 UNC Class 3B Right Hand 1/8" External Hex Cadmium Yellow-Chromate Plated Steel 3/32" 0.01" Distorted Thread
1228FA00009 2-56 UNC Class 3B Right Hand 1/8" External Hex Cadmium Yellow-Chromate Plated Steel 3/32" 0.01" Distorted Thread
1206FA00001 2-56 UNC - Right Hand 3/16" External Hex Nylon 6/6 Plastic 9/64" - Thread Forming
1213FA00008 3/4"-10 UNC Class 2B Right Hand 1 1/8" External Hex Black-Oxide Steel 43/64" 0.06" Serrations
1226FA00038 3/4"-10 UNC Class 2B Right Hand 1 1/8" External Hex Black-Oxide Steel 13/16" 0.11" Distorted Thread
1230FA00038 3/4"-10 UNC Class 2B Right Hand 1 1/8" External Hex Black-Phosphate Steel 21/32" 0.16" -
1226FA00010 3/4"-10 UNC Class 2B Right Hand 1 1/8" External Hex Black-Phosphate Steel 53/64" 0.11" Distorted Thread
1241FA00004 3/4"-10 UNC Class 2B Right Hand 1 1/8" External Hex Fiberglass 1 19/32" 0.13" -
1213FA00013 3/4"-10 UNC Class 2B Right Hand 1 1/8" External Hex Phosphate Coated Steel 43/64" 0.17" Serrations
1230FA00010 3/4"-10 UNC Class 2B Right Hand 1 1/8" External Hex Steel 21/32" 0.16" -
1230FA00017 3/4"-10 UNC Class 2B Right Hand 1 1/8" External Hex Zinc Yellow-Chromate Plated Steel 21/32" 0.16" -
1226FA00027 3/4"-10 UNC Class 2B Right Hand 1 1/8" External Hex Zinc Yellow-Chromate Plated Steel 13/16" 0.11" Distorted Thread
1213FA00019 3/4"-10 UNC Class 2B Right Hand 1 1/8" External Hex Zinc-Plated Steel 21/32" 0.06" Serrations
1230FA00029 3/4"-10 UNC Class 2B Right Hand 1 1/8" External Hex Zinc-Plated Steel 21/32" 0.16" -
1215FA00051 3/4"-10 UNC Class 2B Right Hand 1 1/8" External Hex Zinc-Plated Steel 43/64" 0.06" Serrations
1220FA00014 3/4"-10 UNC Class 2B Right Hand 1 1/8" External Hex Zinc-Plated Steel 13/16" 0.11" Nylon Insert
1238FA00007 3/4"-10 UNC Class 2B Right Hand 1 1/4" External Hex 18-8 Stainless Steel 1" 0.25" -
1245FA00006 3/4"-10 UNC Class 2B Right Hand 1 1/4" External Hex 18-8 Stainless Steel 1 17/64" 0.25" -
1240FA00018 3/4"-10 UNC Class 2B Right Hand 1 1/4" External Hex 316 Stainless Steel 1" 0.25" -
1236FA00007 3/4"-10 UNC Class 2B Right Hand 1 1/4" External Hex Black-Oxide Steel 1" 0.25" -
1209FA00006 3/4"-10 UNC Class 2B Right Hand 1 1/4" External Hex Black-Oxide Steel 1 1/64" 0.28" -
1244FA00006 3/4"-10 UNC Class 2B Right Hand 1 1/4" External Hex Black-Oxide Steel 1 17/64" 0.25" -
1230FA00039 3/4"-16 UNF Class 2B Right Hand 1 1/8" External Hex Black-Phosphate Steel 21/32" 0.16" -
1226FA00011 3/4"-16 UNF Class 2B Right Hand 1 1/8" External Hex Black-Phosphate Steel 53/64" 0.11" Distorted Thread
1230FA00011 3/4"-16 UNF Class 2B Right Hand 1 1/8" External Hex Steel 21/32" 0.16" -
1230FA00018 3/4"-16 UNF Class 2B Right Hand 1 1/8" External Hex Zinc Yellow-Chromate Plated Steel 21/32" 0.16" -
1230FA00030 3/4"-16 UNF Class 2B Right Hand 1 1/8" External Hex Zinc-Plated Steel 21/32" 0.16" -
1215FA00052 3/4"-16 UNF Class 2B Right Hand 1 1/8" External Hex Zinc-Plated Steel 43/64" 0.06" Serrations
1238FA00021 3/4"-16 UNF Class 2B Right Hand 1 1/4" External Hex 18-8 Stainless Steel 1" 0.25" -
1240FA00019 3/4"-16 UNF Class 2B Right Hand 1 1/4" External Hex 316 Stainless Steel 1" 0.25" -
1236FA00017 3/4"-16 UNF Class 2B Right Hand 1 1/4" External Hex Black-Oxide Steel 1" 0.25" -
1209FA00014 3/4"-16 UNF Class 2B Right Hand 1 1/4" External Hex Black-Oxide Steel 1 1/64" 0.28" -
1229FA00013 3/8"-16 UNC Class 2B Right Hand 9/16" External Hex 18-8 Stainless Steel 11/32" 0.04" Distorted Thread, Serrated Flange
1216FA00010 3/8"-16 UNC Class 2B Right Hand 9/16" External Hex 18-8 Stainless Steel 11/32" 0.12" Serrations
1224FA00003 3/8"-16 UNC Class 2B Right Hand 9/16" External Hex 18-8 Stainless Steel 13/32" 0.06" Nylon Insert
1218FA00010 3/8"-16 UNC Class 2B Right Hand 9/16" External Hex 316 Stainless Steel 11/32" 0.04" Serrations
1240FA00006 3/8"-16 UNC Class 2B Right Hand 9/16" External Hex 316 Stainless Steel 11/32" 0.13" -
1224FA00011 3/8"-16 UNC Class 2B Right Hand 9/16" External Hex Black-Oxide 18-8 Stainless Steel 27/64" 0.12" Nylon Insert
1215FA00021 3/8"-16 UNC Class 2B Right Hand 9/16" External Hex Black-Oxide Steel 11/32" 0.04" Serrations
1226FA00032 3/8"-16 UNC Class 2B Right Hand 9/16" External Hex Black-Oxide Steel 27/64" 0.06" Distorted Thread
1213FA00004 3/8"-16 UNC Class 2B Right Hand 9/16" External Hex Black-Phosphate Steel 11/32" 0.04" Serrations
1230FA00033 3/8"-16 UNC Class 2B Right Hand 9/16" External Hex Black-Phosphate Steel 11/32" 0.07" -
1226FA00005 3/8"-16 UNC Class 2B Right Hand 9/16" External Hex Black-Phosphate Steel 27/64" 0.06" Distorted Thread
1241FA00001 3/8"-16 UNC Class 2B Right Hand 9/16" External Hex Fiberglass 3/4" 0.12" -
1230FA00004 3/8"-16 UNC Class 2B Right Hand 9/16" External Hex Steel 11/32" 0.08" -
1213FA00010 3/8"-16 UNC Class 2B Right Hand 9/16" External Hex Steel 11/32" 0.1" Serrations
1230FA00021 3/8"-16 UNC Class 2B Right Hand 9/16" External Hex Zinc Yellow-Chromate Plated Steel 11/32" 0.08" -
1223FA00003 3/8"-16 UNC Class 2B Right Hand 9/16" External Hex Zinc Yellow-Chromate Plated Steel 13/32" 0.06" Nylon Insert
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