Fasteners
Industrial Fasteners for Construction, Fabrication & Maintenance
Industrial fasteners are the backbone of mechanical fastening, anchoring, and structural assembly across a wide range of industries. Our comprehensive selection is engineered to meet the rigorous demands of industrial, fleet, and maintenance, repair, and operations (MRO) applications. Whether you require metric or standard sizes, our fasteners ensure compatibility and consistent sizing for seamless repair, replacement, and new installations. From heavy-duty construction projects to precision fabrication and ongoing equipment service, our hardware solutions support every phase of your operation. Explore a broad inventory designed for structural integrity, mechanical reliability, and secure anchoring—empowering your team to work efficiently and safely, no matter the jobsite or application.
Bolts, Screws & Threaded Rod
Discover our extensive range of bolts, screws, and threaded rod, available in both standard and metric dimensions. These essential fasteners provide reliable mechanical connections for structural assembly, equipment installation, and repair. For more details, visit our Bolts, Screws & Threaded Rod category.
Nuts, Washers & Locking Hardware
Ensure secure fastening and load distribution with our selection of nuts, washers, and locking hardware. Designed for compatibility with a variety of bolts and threaded rods, these components are critical for maintaining joint integrity in demanding environments. Explore the full range in our Nuts, Washers & Locking Hardware section.
Anchors & Threaded Inserts
Achieve dependable anchoring in concrete, masonry, and other substrates with our anchors and threaded inserts. These solutions are ideal for structural and mechanical applications where secure, long-lasting fastening is required. Learn more in our Anchors & Threaded Inserts category.
Pins, Retaining Rings & Rivets
For applications requiring precise alignment, retention, or permanent assembly, our pins, retaining rings, and rivets deliver consistent performance. These specialty fasteners are essential for equipment maintenance, fabrication, and assembly tasks. Visit our Pins, Retaining Rings & Rivets page for more information.
Specialty Fasteners & Hardware
Address unique fastening challenges with our specialty fasteners and hardware, including tamper-resistant, high-strength, and application-specific solutions. Support your fabrication, installation, and service needs with products engineered for reliability and ease of use. Browse our Specialty Fasteners & Hardware category for tailored options.
Value Propositions
- Broad selection of standard and metric fasteners for every application
- Suitable for industrial, fleet, and maintenance use
- Structural, mechanical, and anchoring solutions for diverse environments
- Consistent sizing for efficient repair and replacement
- Supports fabrication, installation, and equipment service
FLAT WASHER USS ZINC 1/2"
- Used to improve stress distribution, and to span large holes.
- USS PATTERN.
- Made from low carbon steel, zinc plated.
- Outside Diameter: 1-3/8"
- Inside Diameter: 9/16"
$0.43
FLAT WASHER USS STAINLESS 1/2"
- Used to improve stress distribution, and to span large holes.
- USS PATTERN.
- Used where parts are subject to corrosion.
- Made from 18-8 stainless steel.
- Outside Diameter: 1-3/8"
- Inside Diameter: 9/16"
$0.3586
FLAT WASHER USS STAINLESS 5/16"
- Used to improve stress distribution, and to span large holes.
- USS PATTERN.
- Used where parts are subject to corrosion.
- Made from 18-8 stainless steel.
- Outside Diameter: 7/8"
- Inside Diameter: 3/8"
$0.40
FLAT WASHER USS ZINC 5/8"
- Used to improve stress distribution, and to span large holes.
- USS PATTERN.
- Made from low carbon steel, zinc plated.
- Outside Diameter: 1-3/4"
- Inside Diameter: 11/16"
$0.6744
FLAT WASHER USS STAINLESS #6
- Used to improve stress distribution, and to span large holes.
- USS PATTERN.
- Used where parts are subject to corrosion.
- Made from 18-8 stainless steel.
$0.088
FLAT WASHER METRIC ZINC M6
- Used to improve stress distribution, and to span large holes.
- Din 125A
- Made from low carbon steel, zinc plated.
- Inside Diameter: Min 6.4 Max 6.62
- Outside Diameter: Min 11.57 Max 12
$0.108
FLAT WASHER USS ZINC 5/16"
- Used to improve stress distribution, and to span large holes.
- USS PATTERN.
- Made from low carbon steel, zinc plated.
- Outside Diameter: 7/8"
- Inside Diameter: 3/8"
$0.2385
FLAT WASHER METRIC ZINC M5
- Used to improve stress distribution, and to span large holes.
- Din 125A
- Made from low carbon steel, zinc plated.
- Inside Diameter: Min 5.3 Max 5.48
- Outside Diameter: Min 9.64 Max 10
$0.048
FLAT WASHER USS STAINLESS 7/16"
- Used to improve stress distribution, and to span large holes.
- USS PATTERN.
- Used where parts are subject to corrosion.
- Made from 18-8 stainless steel.
- Outside Diameter: 1-1/4"
- Inside Diameter: 1/2"
$0.3487
FLAT WASHER USS ZINC 7/16"
- Used to improve stress distribution, and to span large holes.
- USS PATTERN.
- Made from low carbon steel, zinc plated.
- Outside Diameter: 1-1/4"
- Inside Diameter: 1/2"
$0.404
FLAT WASHER METRIC ZINC M7
- Used to improve stress distribution, and to span large holes.
- Din 125A
- Made from low carbon steel, zinc plated.
- Inside Diameter: Min 7.4 Max 7.62
- Outside Diameter: Min 13.57 Max 14
$0.246
FLAT WASHER USS ZINC 7/8"
- Used to improve stress distribution, and to span large holes.
- USS PATTERN.
- Made from low carbon steel, zinc plated.
- Outside Diameter: 2-1/4"
- Inside Diameter: 15/16"
$2.5467
FLAT WASHER METRIC ZINC M8
- Used to improve stress distribution, and to span large holes.
- Din 125A
- Made from low carbon steel, zinc plated.
- Inside Diameter: Min 8.4 Max 8.62
- Outside Diameter: Min 15.57 Max 16
$0.174
FLAT WASHER USS ZINC 9/16"
- Used to improve stress distribution, and to span large holes.
- USS PATTERN.
- Made from low carbon steel, zinc plated.
- Outside Diameter: 1-1/2"
- Inside Diameter: 5/8"
$1.0444
HELICALLY COILED INSERT UNC 1/2"-13
- Made of stainless steel wire that has been rolled to a carefully controlled thread form.
- When installed, inserts adjust to a tapped hole, becoming a functional thread with a strength exceeding the original.
- Designed to repair stripped threads in a variety of metals, aluminum, aluminum alloys, steel and cast iron.
- Thread size:1/2"-13
- Drill size: 17/32
$2.0508
HELICALLY COILED INSERT UNF 1/2"-20
- Made of stainless steel wire that has been rolled to a carefully controlled thread form.
- When installed, inserts adjust to a tapped hole, becoming a functional thread with a strength exceeding the original.
- Designed to repair stripped threads in a variety of metals, aluminum, aluminum alloys, steel and cast iron.
- Thread size:1/2"-20
- Drill size: 33/64
$1.794
HELICALLY COILED INSERT KIT UNF 1/2"-20
- Made of stainless steel wire that has been rolled to a carefully controlled thread form.
- When installed, inserts adjust to a tapped hole, becoming a functional thread with a strength exceeding the original.
- Designed to repair stripped threads in a variety of metals, aluminum, aluminum alloys, steel and cast iron.
- Thread size:1/2"-20
- Drill size: 33/64
HELICALLY COILED INSERT UNC 1/4"-20
- Made of stainless steel wire that has been rolled to a carefully controlled thread form.
- When installed, inserts adjust to a tapped hole, becoming a functional thread with a strength exceeding the original.
- Designed to repair stripped threads in a variety of metals, aluminum, aluminum alloys, steel and cast iron.
- Thread size:1/4"-20
- Drill size: 17/64
$0.8442
HELICALLY COILED INSERT KIT UNF 1/4"-28
- Made of stainless steel wire that has been rolled to a carefully controlled thread form.
- When installed, inserts adjust to a tapped hole, becoming a functional thread with a strength exceeding the original.
- Designed to repair stripped threads in a variety of metals, aluminum, aluminum alloys, steel and cast iron.
- Thread size:1/4"-28
- Drill size: 17/64
HELICALLY COILED INSERT UNF 3/8"-24
- Made of stainless steel wire that has been rolled to a carefully controlled thread form.
- When installed, inserts adjust to a tapped hole, becoming a functional thread with a strength exceeding the original.
- Designed to repair stripped threads in a variety of metals, aluminum, aluminum alloys, steel and cast iron.
- Thread size:3/8"-24
- Drill size: 25/64
$1.323
HELICALLY COILED INSERT KIT UNF 3/8"-24
- Made of stainless steel wire that has been rolled to a carefully controlled thread form.
- When installed, inserts adjust to a tapped hole, becoming a functional thread with a strength exceeding the original.
- Designed to repair stripped threads in a variety of metals, aluminum, aluminum alloys, steel and cast iron.
- Thread size:3/8"-24
- Drill size: 25/64
HELICALLY COILED INSERT UNC 5/16"-18
- Made of stainless steel wire that has been rolled to a carefully controlled thread form.
- When installed, inserts adjust to a tapped hole, becoming a functional thread with a strength exceeding the original.
- Designed to repair stripped threads in a variety of metals, aluminum, aluminum alloys, steel and cast iron.
- Thread size:5/16"-18
- Drill size: 21/64
$1.0913
HELICALLY COILED INSERT UNF 5/16"-24
- Made of stainless steel wire that has been rolled to a carefully controlled thread form.
- When installed, inserts adjust to a tapped hole, becoming a functional thread with a strength exceeding the original.
- Designed to repair stripped threads in a variety of metals, aluminum, aluminum alloys, steel and cast iron.
- Thread size:5/16"-24
- Drill size: 21/64
$1.155
HELICALLY COILED INSERT UNC 7/16"-14
- Made of stainless steel wire that has been rolled to a carefully controlled thread form.
- When installed, inserts adjust to a tapped hole, becoming a functional thread with a strength exceeding the original.
- Designed to repair stripped threads in a variety of metals, aluminum, aluminum alloys, steel and cast iron.
- Thread size:7/16"-14
- Drill size: 29/64
$1.6159