Flange Lock Nuts
Grade 8 Black Phosphate Oil Dipped Flange Lock Nuts - Coarse Thread (USS)
Self-locking, resists backing off, eliminates the need for a washer, and features a phosphate and oil finish.
| Diameter | Thread Size | Thread Type | Package Qty | Item # |
Price
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|---|---|---|---|---|---|
| 3/8" | 3/8"-16 | Coarse | 50 |
323100
|
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| 1/2" | 1/2"-13 | Coarse | 25 |
323101
|
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| 5/8" | 5/8"-11 | Coarse | 25 |
323102
|
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| 3/4" | 3/4"-10 | Coarse | 10 |
323103
|
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Grade 8 Black Phosphate Oil Dipped Flange Lock Nuts - Fine Thread (SAE)
Self-locking, resists backing off, eliminates the need for a washer, and features a phosphate and oil finish.
| Diameter | Thread Size | Thread Type | Package Qty | Item # |
Price
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|---|---|---|---|---|---|
| 3/8" | 3/8"-24 | Fine | 50 |
323200
|
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| 1/2" | 1/2"-20 | Fine | 25 |
323201
|
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| 5/8" | 5/8"-18 | Fine | 25 |
323202
|
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| 3/4" | 3/4"-16 | Fine | 10 |
323203
|
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Grade 8 (USS) Serrated Hex Washers Flange Nuts
VIBRATION RESISTANT with a serrated design to prevent loosening from vibration and shock. ONE PIECE CONSTRUCTION featuring an all-metal free spinning screw that locks when seated. FLANGE DESIGN accommodates variances in hole sizes for efficient assemblies. GRADE 8 STRENGTH with thru-hardened steel and 150,000 PSI min tensile strength. CORROSION RESISTANT due to advanced Zinc Yellow plating.
| Diameter | Thread Size | Thread Type | Package Qty | Item # |
Price
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|---|---|---|---|---|---|
| 1/4" | 1/4"-20 | Coarse | 50 |
429780
|
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| 5/16" | 5/16"-18 | Coarse | 50 |
429781
|
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| 3/8" | 3/8"-16 | Coarse | 25 |
429782
|
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| 1/2" | 1/2"-13 | Coarse | 25 |
429784
|
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| 5/8" | 5/8"-11 | Coarse | 10 |
429785
|
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| 3/4" | 3/4"-10 | Coarse | 10 |
429786
|
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Grade 8 (USS) Nylon Insert Flange Lock Nuts
Produced from medium carbon steel and heat treated to meet Grade 8 performance standards. Developed to meet specifications of Automotive Fastener Engineering Specialists. Features a proven torque-tension relationship with Grade 8 bolts. Identified by six dots at 60° intervals on the crown. Zinc yellow plated with cadmium and wax finish. MADE IN THE U.S.A.
| Diameter | Thread Size | Thread Type | Package Qty | Item # |
Price
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|---|---|---|---|---|---|
| 1/4" | 1/4"-20 | Coarse | 50 |
348604
|
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| 5/16" | 5/16"-18 | Coarse | 50 |
348605
|
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| 3/8" | 3/8"-16 | Coarse | 25 |
348606
|
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| 1/2" | 1/2"-13 | Coarse | 25 |
348608
|
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| 5/8" | 5/8"-11 | Coarse | 25 |
348610
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| 3/4" | 3/4"-10 | Coarse | 10 |
348612
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Grade 8 Flanged Lock Nuts - Fine Thread (SAE)
BUILT-IN WASHER FACE distributes clamp load over a wider area. SELF-LOCKING crimped top provides metal-to-metal gripping strength. ZINC YELLOW PLATING offers extended corrosion resistance. Waxed finish reduces required tightening torque. Made from Alloy Steel, Grade G for use with Grade 8 fasteners, meeting ASME/ANSI B18.16.6 Standards.
| Diameter | Thread Size | Thread Type | Package Qty | Item # |
Price
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|---|---|---|---|---|---|
| 3/8" | 3/8"-24 | Fine | 50 |
325200
|
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|
Package Weight: 1.3 lbs
|
|||||
| 1/2" | 1/2"-20 | Fine | 25 |
325201
|
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|
Package Weight: 1.4 lbs
|
|||||
| 5/8" | 5/8"-18 | Fine | 25 |
325202
|
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|
Package Weight: 2.6 lbs
|
|||||
| 3/4" | 3/4"-16 | Fine | 10 |
325203
|
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|
Package Weight: 1.5 lbs
|
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Grade 5 (USS) Serrated Hex Washers Flange Nuts
ONE PIECE CONSTRUCTION ensures a robust all-metal free spinning screw that locks when seated. VIBRATION RESISTANT design prevents loosening from shock. FLANGE DESIGN accommodates tolerances in hole sizes for efficient assemblies. Made from GRADE 5 STRENGTH thru-hardened steel with a zinc plated finish.
| Diameter | Thread Size | Thread Type | Package Qty | Item # |
Price
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|---|---|---|---|---|---|
| 1/4" | 1/4"-20 | Coarse | 50 |
429980
|
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| 5/16" | 5/16"-18 | Coarse | 50 |
429981
|
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| 3/8" | 3/8"-16 | Coarse | 25 |
429982
|
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Grade 5 Nylon Insert Flange Lock Nuts - Coarse Thread (USS)
Nylon locking element prevents galling and stripping of threads. 50% more bearing surface than standard hex nuts. Full locking effectiveness from -65° to 250°F. Complete 360° locking circle prevents loosening under vibration. Locks at any position for precise adjustment. Zinc plated with purple nylon collar for corrosion protection.
| Diameter | Thread Size | Thread Type | Package Qty | Item # |
Price
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|---|---|---|---|---|---|
| 1/4" | 1/4"-20 | Coarse | 50 |
345704
|
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| 5/16" | 5/16"-18 | Coarse | 50 |
345705
|
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| 3/8" | 3/8"-16 | Coarse | 50 |
345706
|
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| 1/2" | 1/2"-13 | Coarse | 25 |
345708
|
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| 5/8" | 5/8"-11 | Coarse | 25 |
345710
|
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| 3/4" | 3/4"-10 | Coarse | 10 |
345712
|
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Grade G Flanged Lock Nuts - Coarse Thread (USS)
Produced from medium carbon steel and heat treated to meet Grade 8 performance standards. Developed to meet specifications of Automotive Fastener Engineering Specialists. Features a proven torque-tension relationship with Grade 8 bolts. Identified by six dots at 60° intervals on the crown. Zinc yellow plated with cadmium and wax finish. MADE IN THE U.S.A.
| Diameter | Thread Size | Thread Type | Package Qty | Item # |
Price
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|---|---|---|---|---|---|
| 1/4" | 1/4"-20 | Coarse | 50 |
344204
|
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|
Package Weight: 0.5 lbs
|
|||||
| 5/16" | 5/16"-18 | Coarse | 50 |
344205
|
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|
Package Weight: 0.8 lbs
|
|||||
| 3/8" | 3/8"-16 | Coarse | 50 |
344206
|
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|
Package Weight: 1.2 lbs
|
|||||
| 7/16" | 7/16"-14 | Coarse | 25 |
344207
|
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|
Package Weight: 1 lbs
|
|||||
| 1/2" | 1/2"-13 | Coarse | 25 |
344208
|
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|
Package Weight: 1.3 lbs
|
|||||
| 5/8" | 5/8"-11 | Coarse | 25 |
344210
|
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|
Package Weight: 2.6 lbs
|
|||||
Grade G Flanged Lock Nuts - Fine Thread (SAE)
Produced from medium carbon steel and heat treated to meet Grade 8 performance standards. Developed to meet specifications of Automotive Fastener Engineering Specialists. Features a proven torque-tension relationship with Grade 8 bolts. Identified by six dots at 60° intervals on the crown. Zinc yellow plated with cadmium and wax finish. MADE IN THE U.S.A.
| Diameter | Thread Size | Thread Type | Package Qty | Item # |
Price
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|---|---|---|---|---|---|
| 1/4" | 1/4"-28 | Fine | 50 |
344304
|
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|
Package Weight: 0.5 lbs
|
|||||
| 7/16" | 7/16"-20 | Fine | 25 |
344307
|
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|
Package Weight: 1.2 lbs
|
|||||
| 1/2" | 1/2"-20 | Fine | 25 |
344308
|
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|
Package Weight: 1.3 lbs
|
|||||
| 5/8" | 5/8"-18 | Fine | 25 |
344310
|
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|
Package Weight: 2.6 lbs
|
|||||
Grade G Flanged Lock Nuts - Coarse Thread (USS)
BUILT-IN WASHER FACE distributes clamp load over a wider area. SELF-LOCKING crimped top provides metal-to-metal gripping strength. ZINC YELLOW PLATING offers extended corrosion resistance. Waxed finish reduces required tightening torque. Made from Alloy Steel, Grade G for use with Grade 8 fasteners, meeting ASME/ANSI B18.16.6 Standards.
| Diameter | Thread Size | Thread Type | Package Qty | Item # |
Price
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|---|---|---|---|---|---|
| 3/8" | 3/8"-16 | Coarse | 50 |
325100
|
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|
Package Weight: 1.2 lbs
|
|||||
| 1/2" | 1/2"-13 | Coarse | 25 |
325101
|
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|
Package Weight: 1.5 lbs
|
|||||
| 5/8" | 5/8"-11 | Coarse | 25 |
325102
|
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|
Package Weight: 2.6 lbs
|
|||||
| 3/4" | 3/4"-10 | Coarse | 10 |
325103
|
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|
Package Weight: 1.6 lbs
|
|||||
18-8 Stainless Steel Serrated Flange Lock Nuts - Coarse Thread (USS)
To complete your assembly, check out our 18-8 Stainless Steel Hex Head Cap Screws, which are made from 18-8 stainless steel.
| Diameter | Thread Size | Thread Type | Package Qty | Item # |
Price
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|---|---|---|---|---|---|
| 1/4" | 1/4"-20 | Coarse | 50 |
332740
|
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| 5/16" | 5/16"-18 | Coarse | 25 |
332750
|
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| 3/8" | 3/8"-16 | Coarse | 25 |
332760
|
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| 1/2" | 1/2"-13 | Coarse | 10 |
332780
|
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| No. 8 | #8-32 | Coarse | 50 |
332708
|
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| No. 10 | #10-24 | Coarse | 50 |
332710
|
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Metric Class 10 (Coarse Thread) Flange Nuts
High strength Class 10 flange nuts with a zinc finish.
| Diameter | Thread Size | Thread Type | Package Qty | Item # |
Price
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|---|---|---|---|---|---|
| M6 | M6 x 1 | Coarse | 50 |
4615006
|
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|
Package Weight: 0.4 lbs
|
|||||
| M8 | M8 x 1.25 | Coarse | 50 |
4615008
|
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|
Package Weight: 0.8 lbs
|
|||||
| M10 | M10 x 1.5 | Coarse | 25 |
4615010
|
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|
Package Weight: 0.7 lbs
|
|||||
| M12 | M12 x 1.75 | Coarse | 25 |
4615012
|
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|
Package Weight: 1.2 lbs
|
|||||
| M14 | M14 x 2.0 | Coarse | 25 |
4615014
|
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|
Package Weight: 1.8 lbs
|
|||||
| M16 | M16 x 2.0 | Coarse | 25 |
4615016
|
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|
Package Weight: 2.6 lbs
|
|||||
| M20 | M20 x 2.5 | Coarse | 10 |
4615020
|
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Metric Class 10 (Coarse Thread) Serrated Flange Nuts
High strength Class 10 flange nuts feature a serrated flange face that provides vibration resistance and come with a zinc finish.
| Diameter | Thread Size | Thread Type | Package Qty | Item # |
Price
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|---|---|---|---|---|---|
| M6 | M6 x 1 | Coarse | 50 |
4625006
|
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| M8 | M8 x 1.25 | Coarse | 50 |
4625008
|
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| M10 | M10 x 1.5 | Coarse | 25 |
4625010
|
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| M12 | M12 x 1.75 | Coarse | 25 |
4625012
|
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| M16 | M16 x 2.0 | Coarse | 25 |
4625016
|
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Metric Class 10 (Coarse Thread) JIS Flange Nuts
High strength Class 10 flange nuts, zinc plated, meet JIS B-1190 specifications.
| Diameter | Thread Size | Thread Type | Package Qty | Item # |
Price
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|---|---|---|---|---|---|
| M6 | M6 x 1 | Coarse | 50 |
454600
|
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|
Package Weight: 0.4 lbs
|
|||||
| M8 | M8 x 1.25 | Coarse | 50 |
454601
|
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|
Package Weight: 0.7 lbs
|
|||||
| M10 | M10 x 1.25 | Fine | 25 |
454602
|
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Metric Class 10 (Coarse Thread) Black Oil Dipped Flange Lock Nuts
High strength Class 10 flange locknuts with a black finish.
| Diameter | Thread Size | Thread Type | Package Qty | Item # |
Price
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|---|---|---|---|---|---|
| M6 | M6 x 1 | Coarse | 50 |
465006
|
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| M8 | M8 x 1.25 | Coarse | 50 |
465008
|
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| M10 | M10 x 1.5 | Coarse | 25 |
465010
|
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| M12 | M12 x 1.75 | Coarse | 25 |
465012
|
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