Stopper Bolts - Shoulder Type
Brand :
MISUMI
Caution
- [Specification Change] The materials, appearances, and plastic mounting methods of USTH/SUSTH/PSST/PSSTH/LUST will be changed sequentially starting in July 2025. Some part numbers are not subject to specification changes. Please see here for details. Products before and after the change may be mixed in the same shipment, but there are no problems with use.
- You can select cleaned products here.
- The price list on this page is as of April 2023. For the latest price, please click the "Confirm Price" button after confirming the part number.
- Please check the content on our website as the PDF does not contain the most up-to-date information.
Product Description
[Features]
• Shoulder type stopper bolts for receiving workpieces.
• Stopper material options include urethane and resin, helping match the contact face to the workpiece.
[Use]
• Use where a bolt-mounted stopper is needed to receive a workpiece.
Dimensional Drawing
Standard Straight Hex Socket Straight Standard Type, SR Hex Socket Type, SR [ ! ]Incomplete threaded portion of 2 x pitch is under the neck.
| M (Coarse) | D | B | (C) | H | h | t | t1 | m | (ℓ) | B1 | SR |
| 3 | 3.5 | 5.5 | 6.4 | 2 | 0.7 | 1.5 | 2 | 1.8 | - | - | 3.5 |
| 4 | 5 | 7 | 8.1 | 2.8 | 1.5 | 2.2 | 2.4 | 2.2 | 2 | 5 | |
| 5 | 6 | 8 | 9.2 | 3.5 | 2.3 | 3.2 | 2.8 | 2.5 | 6 | ||
| 6 | 8 | 10 | 11.5 | 4 | 2 | 2 | 2.6 | 3.6 | 3 | 3 | 8 |
| 8 | 10 | 13 | 15 | 5.5 | 2.8 | 5 | 4 | 4 | 10 | ||
| 10 | 13 | 17 | 19.6 | 7 | 3.2 | 6 | 5 | 5 | 13 | ||
| 12 | 15 | 19 | 21.9 | 8 | 3.5 | 7 | - | - | 15 |
Product Specifications
| Standard | Hex Socket Type | Stopper | Screw | [A]Accessory (Hex nut) | Resin, rubber How to mount | |||||||
| Straight Shape | SR Shape | Straight Shape | SR Shape | [M] Material | [ H ] Hardness | Operating temperature (°C) reference value | [M] Material | Strength class | [S] Surface treatment | [M] Material | [S] Surface treatment | |
| UST | USRT | — | USRTH | Urethane (Black) | Shore A90 | -20 to 70 | SCM435 | 10.9 | Trivalent Chromate | SS400 | Trivalent Chromate | Fused (Thermosetting bonded) |
| SUST | SUSRT | — | SUSRTH | SUS304 | - | — | SUS304 Equivalent | — | ||||
| — | — | USTH | — | Urethane (Black) | Shore A90 | -20 to 70 | SCM435 Equivalent | 10.9 | Trivalent Chromate | SS400 | Trivalent Chromate | Bonded (Ambient temperature bonded) |
| — | — | SUSTH | — | SUS304 | - | — | SUS304 Equivalent | — | ||||
| LUST | — | — | — | Low Repulsion Urethane (Gray) | Shore A70 | -20 to 70 | SCM435 | 10.9 | Trivalent Chromate*² | SS400 | Trivalent Chromate | Bonded (Ambient temperature bonded) |
| PUST | — | PUSTH | — | Polyacetal (white) | — | 70 or less*¹ | SCM435 | 10.9 | Trivalent Chromate | SS400 | Trivalent Chromate | Bonded (Ambient temperature bonded) |
| PSST | — | PSSTH | — | SUS304 | - | — | SUS304 Equivalent | — | ||||
| USTS | — | — | — | Silicon (light gray) | Shore A70 | 70 or less*¹ | SCM435 | 10.9 | Trivalent Chromate | SS400 | Trivalent Chromate | Fused (Thermosetting bonded) |
| SSTS | — | — | — | SUS304 | - | — | SUS304 Equivalent | — | ||||
The operating temperature of polyacetal/silicon is affected by the adhesive.
*2 Beginning in September 2026, bright chromate plating for LUST will be gradually switched to trivalent chromate.
[ ! ]Only the urethane stopper part at the tip is not sold. (Standard products are not available)