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DFARS Specialty Metals
Mounting Bolt Thread Size
Routing Ringbolts
Mount these ringbolts into a threaded hole, or use the nut for through-hole mounting. The pivoting ring allows material to move freely.
316 stainless steel ringbolts have excellent corrosion resistance.
For technical drawings and 3-D models, click on a part number.
Eye Dia. | Overall | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Inch | Metric, mm | Thread Size | Thread Lg. | Shank Lg. | Lg. | Wd. | Ht. | Each | |
Galvanized Steel | |||||||||
| 1 3/4" | 44 | 1/4"-20 | 1 1/2" | 2" | 2 1/4" | 1" | 4 7/8" | 0000000 | 000000 |
| 1 3/4" | 44 | 1/4"-20 | 2" | 4" | 2 1/4" | 1" | 6 7/8" | 0000000 | 00000 |
| 2" | 51 | 5/16"-18 | 1 1/2" | 2 1/4" | 2 5/8" | 1 1/4" | 5 5/8" | 0000000 | 00000 |
| 2 1/2" | 64 | 3/8"-16 | 1 1/2" | 2 1/2" | 3 1/4" | 1 1/2" | 6 3/4" | 0000000 | 00000 |
| 2 1/2" | 64 | 3/8"-16 | 2" | 4 1/2" | 3 1/4" | 1 1/2" | 8 3/4" | 0000000 | 00000 |
| 3" | 76 | 1/2"-13 | 1 1/2" | 3 1/4" | 4" | 2" | 8 1/2" | 0000000 | 00000 |
| 3" | 76 | 1/2"-13 | 3" | 6" | 4" | 2" | 11 1/4" | 0000000 | 00000 |
| 3" | 76 | 3/4"-10 | 2 1/2" | 4 1/2" | 4 1/2" | 3" | 10 3/4" | 0000000 | 00000 |
316 Stainless Steel | |||||||||
| 1 3/4" | 44 | 1/4"-20 | 1 1/2" | 2" | 2 1/4" | 1" | 4 3/4" | 0000000 | 0000 |
| 2" | 51 | 5/16"-18 | 1 1/2" | 2 1/4" | 2 5/8" | 1 1/4" | 5 1/2" | 0000000 | 00000 |
| 2 1/2" | 64 | 3/8"-16 | 1 1/2" | 2 1/2" | 3 1/4" | 1 3/8" | 6 1/2" | 0000000 | 00000 |
| 2 1/2" | 64 | 3/8"-16 | 2 1/2" | 4 1/2" | 3 1/4" | 1 1/2" | 8 1/2" | 0000000 | 00000 |
| 3" | 76 | 1/2"-13 | 3" | 6" | 4" | 1 3/4" | 10 3/4" | 0000000 | 00000 |
Removable Routing Ringbolts
Anchor these ringbolts where you need them, then remove the ring when not in use. To install, insert the mounting bolt into a hole and secure with the included washer and nut. Once installed, the mounting bolt stays in place. Insert the ring by threading into the mounting bolt; remove by unthreading it.
For technical drawings and 3-D models, click on a part number.