About Shafts
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About Threaded Studs and Rods
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About Nuts, Materials, and Finishes
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Flange-Mount Idler Rotary Shafts
Mount the flange to a machine or wall to support idler sprockets and pulleys in tensioning applications. They include washers and a nut to position your component and hold it in place.
For technical drawings and 3-D models, click on a part number.
Overall | Thread | Mounting Holes | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dia. | Lg. | Lg. | Dia. | Size | Pitch | Lg. | Flange Thick. | Bolt Circle Dia. | No. of | Dia. | Edge Type | Hardness Rating | Hardness | Each | |
Metric—Zinc-Plated 1215 Carbon Steel | |||||||||||||||
| 20mm | 15mm | 46mm | 50mm | M18 | 2.5 mm | 16.56mm | 11mm | 36mm | 4 | 6mm | Straight | Medium | Rockwell B84 | 0000000 | 000000 |
Metric High-Strength Steel Threaded Rods—Class 10.9
These Class 10.9 steel threaded rods are about 25% stronger than medium-strength steel rods.
For technical drawings and 3-D models, click on a part number.
| Lg. | Thread Pitch, mm | Tensile Strength, psi | Hardness | Specifications Met | Each | |
Steel | ||||||
|---|---|---|---|---|---|---|
M18 | ||||||
| 50 mm | 2.5 | 150,000 | Rockwell C32 | DIN 976 | 0000000 | 000000 |
| 100 mm | 2.5 | 150,000 | Rockwell C32 | DIN 976 | 0000000 | 00000 |
| 150 mm | 2.5 | 150,000 | Rockwell C32 | DIN 976 | 0000000 | 00000 |
| 200 mm | 2.5 | 150,000 | Rockwell C32 | DIN 976 | 0000000 | 00000 |
| 300 mm | 2.5 | 150,000 | Rockwell C32 | DIN 976 | 0000000 | 00000 |
| 500 mm | 2.5 | 150,000 | Rockwell C32 | DIN 976 | 0000000 | 00000 |
| 1 m | 2.5 | 150,000 | Rockwell C32 | DIN 976 | 0000000 | 00000 |
Metric Medium-Strength Steel Threaded Rods—Grade B7
Made of Grade B7 steel, the tensile strength of these threaded rods is one and a half times higher than low-strength steel threaded rods. They also meet the pressure and temperature requirements of ASTM A193 and are often used to secure pressure tanks, valves, and flanges.
Zinc yellow-chromate plated steel threaded rods resist corrosion in wet environments.
For technical drawings and 3-D models, click on a part number.
| Lg. | Thread Pitch, mm | Tensile Strength, psi | Hardness | Specifications Met | Each | |
Steel | ||||||
|---|---|---|---|---|---|---|
M18 | ||||||
| 50 mm | 2.5 | 125,000 | Rockwell C35 | ASTM A193, DIN 976 | 000000000 | 00000 |
| 100 mm | 2.5 | 125,000 | Rockwell C35 | ASTM A193, DIN 976 | 000000000 | 00000 |
| 150 mm | 2.5 | 125,000 | Rockwell C35 | ASTM A193, DIN 976 | 000000000 | 00000 |
| 300 mm | 2.5 | 125,000 | Rockwell C35 | ASTM A193, DIN 976 | 000000000 | 00000 |
| 500 mm | 2.5 | 125,000 | Rockwell C35 | ASTM A193, DIN 976 | 000000000 | 00000 |
| 1 m | 2.5 | 125,000 | Rockwell C35 | ASTM A193, DIN 976 | 000000000 | 00000 |
| 2 m | 2.5 | 125,000 | Rockwell C35 | ASTM A193, DIN 976 | 000000000 | 00000 |
Zinc Yellow-Chromate Plated Steel | ||||||
M18 | ||||||
| 1 m | 2.5 | 125,000 | Rockwell C35 | ASTM A193, DIN 976 | 000000000 | 00000 |
Metric Fine-Thread Medium-Strength Steel Threaded Rods—Grade B7
The tensile strength of these metric Grade B7 rods is about one and a half times higher than low-strength steel rods. Often used to secure pressure tanks, valves, and flanges, these rods meet the pressure and temperature requirements of ASTM A193.
For technical drawings and 3-D models, click on a part number.
Medium-Strength Steel Threaded Rods—Class 8.8
An economical alternative to Grade B7 and Grade B16 threaded rods, these metric Class 8.8 rods are suitable for fastening most machinery and equipment.
Zinc-plated steel threaded rods resist corrosion in wet environments.
For technical drawings and 3-D models, click on a part number.
Metric Low-Strength Steel Threaded Rods
These threaded rods are about half the strength of medium-strength steel threaded rods for light duty hanging, mounting, and fastening.
Zinc-plated steel threaded rods are corrosion resistant in wet environments.
For technical drawings and 3-D models, click on a part number.
Metric Fine-Thread Low-Strength Steel Threaded Rods
About half the strength of medium-strength steel threaded rods, use these for light duty hanging, mounting, and fastening.
For technical drawings and 3-D models, click on a part number.
Metric 18-8 Stainless Steel Threaded Rods
These 18-8 stainless steel threaded rods have good chemical resistance and may be mildly magnetic.
For technical drawings and 3-D models, click on a part number.
| Lg. | Thread Pitch, mm | Tensile Strength, psi | Hardness | Specifications Met | Pkg. Qty. | Pkg. | |
18-8 Stainless Steel | |||||||
|---|---|---|---|---|---|---|---|
M18 | |||||||
| 50 mm | 2.5 | 70,000 | Not Rated | DIN 976 | 1 | 000000000 | 000000 |
| 100 mm | 2.5 | 70,000 | Not Rated | DIN 976 | 1 | 000000000 | 00000 |
| 150 mm | 2.5 | 70,000 | Not Rated | DIN 976 | 1 | 000000000 | 00000 |
| 500 mm | 2.5 | 70,000 | Not Rated | DIN 976 | 1 | 000000000 | 00000 |
| 1 m | 2.5 | 70,000 | Not Rated | DIN 976 | 1 | 000000000 | 00000 |
Metric Low-Strength Steel Coupling Nuts
Often referred to as extension nuts, use these to connect and extend threaded rods. They're about half the strength of medium-strength steel coupling nuts for use in light duty fastening applications.
Zinc-plated steel coupling nuts resist corrosion in wet environments.
Black-oxide steel coupling nuts have a dark surface color and are mildly corrosion resistant in dry environments.
For technical drawings and 3-D models, click on a part number.
Metric Medium-Strength Steel Coupling Nuts—Class 8
Often referred to as extension nuts, use these to connect and extend threaded rods. They're comparable in strength to Class 8.8 bolts.
Zinc-plated steel coupling nuts resist corrosion in wet environments.
Black-oxide steel coupling nuts have a dark surface color and are mildly corrosion resistant in dry environments.
For technical drawings and 3-D models, click on a part number.
Metric 18-8 Stainless Steel Coupling Nuts
Made from 18-8 stainless steel, these metric coupling nuts have good chemical resistance and may be mildly magnetic. Also known as extension nuts, use them to connect and extend threaded rods.
For technical drawings and 3-D models, click on a part number.
Thread | Each | ||||||
|---|---|---|---|---|---|---|---|
| Size | Pitch, mm | Lg., mm | Wd., mm | Specifications Met | 1-9 | 10-Up | |
18-8 Stainless Steel | |||||||
| M18 | 2.5 | 54 | 27 | DIN 6334, ASME B18.2.2 | 000000000 | 000000 | 000000 |
Metric Super-Corrosion-Resistant 316 Stainless Steel Coupling Nuts
Made from 316 stainless steel, these coupling nuts have excellent resistance to chemicals and salt water. Also known as extension nuts, use them to connect and extend threaded rods. They may be mildly magnetic.
For technical drawings and 3-D models, click on a part number.
Thread | Each | ||||||
|---|---|---|---|---|---|---|---|
| Size | Pitch, mm | Lg., mm | Wd., mm | Specifications Met | 1-9 | 10-Up | |
316 Stainless Steel | |||||||
| M18 | 2.5 | 54 | 27 | DIN 6334 | 000000000 | 000000 | 000000 |