Mini Ball Plunger FP/MP/MPS
Caution
- The product images are representative only. Specifications may vary by part number, including shape and color.
Product Description
Mini ball plunger with smoothly rotating ball.
[Features]
· A spacer is inserted between the ball and the spring (except for M2 and M3).
· The ball is rotating.
· FP: light load, MP: heavy load, MPS: heavy load, MPS-Z: extra heavy load.
· MPS and MPS-Z are all made of stainless steel.
· High corrosion resistance and heat resistance.
· FP and MP have nylon locks for thread-locking (excluding M2, M3, and M4).
· MPS uses a thread-locking service.
· Mini ball plunger EBF with built-in contact switch available.
[Applications]
· For workpiece positioning, mold positioning, and workpiece drive orientation.
Drawing
MPS
FP
M2, M3, and M4 do not have a straight-slot groove on the main body ball side.
MP
M2, M3, and M4 do not have a straight-slot groove on the main body ball side.
Product Specification
Material and Finish
| Product code | MPS | MP | FP |
|---|---|---|---|
| Main body*1 | SUS304 equivalent | SUS304 equivalent | SCM435 black oxide coating (black) |
| Ball | SUS440C (Hardness 55 to 60 HRC) | SUJ2 (Hardness 55 to 60 HRC) | SUJ2 (Hardness 55 to 60 HRC) |
| Spacer | SUS304 | SUS304 | SUS304 |
| Spring | SUS631J1 | SWPB | SWPB |
| Thread-locking | - | Nylon lock | Nylon lock |
*1: For identification purposes, the hex socket holes of MPS/MPSZ are colored. MPS: Red · MPS-Z: Blue
Specifications Table
FP: Steel, Light Load / MP: Stainless Steel, Heavy Load
| Part number | M (Coarse) | s | L | D | B | Compatible ball button | Load (N) Min./max. | Weight (g) | Thread-locking |
|---|---|---|---|---|---|---|---|---|---|
| FP-2 | M2 | 0.2 | 5 | 1 | 0.9 | - | 0.7 / 1.4 | 0.1 | - |
| FP-3 | M3 | 0.5 | 7 | 1.5 | 1.5 | - | 1 / 2 | 0.4 | - |
| FP-4 | M4 | 0.8 | 9 | 2.5 | 2 | BB-5 | 2 / 4.9 | 0.5 | - |
| FP-5 | M5 | 0.8 | 12 | 3 | 2.5 | BB-5 | 2.9 / 9.8 | 1 | Yes |
| FP-6 | M6 | 0.8 | 13 | 3 | 3 | BB-6 | 4.9 / 15 | 1.7 | Yes |
| FP-8 | M8 | 1 | 15 | 4 | 4 | BB-6 | 6.9 / 20 | 3.5 | Yes |
| FP-10 | M10 | 1.2 | 16 | 5 | 5 | BB-8 | 8.8 / 25 | 6 | Yes |
| FP-12 | M12 | 1.8 | 20 | 7 | 6 | BB-10 | 9.8 / 29 | 11 | Yes |
| FP-16 | M16 | 2.5 | 25 | 9.5 | 8 | BB-12 | 16 / 49 | 25 | Yes |
| MP-2 | M2 | 0.2 | 5 | 1 | 0.9 | - | 1.2 / 2 | 0.1 | - |
| MP-3 | M3 | 0.5 | 7 | 1.5 | 1.5 | - | 1.5 / 2.9 | 0.4 | - |
| MP-4 | M4 | 0.8 | 9 | 2.5 | 2 | BB-5 | 3.9 / 9.8 | 0.5 | - |
| MP-5 | M5 | 0.8 | 12 | 3 | 2.5 | BB-5 | 4.9 / 20 | 1 | Yes |
| MP-6 | M6 | 0.8 | 13 | 3 | 3 | BB-6 | 9.8 / 29 | 1.7 | Yes |
| MP-8 | M8 | 1 | 15 | 4 | 4 | BB-6 | 13 / 39 | 3.5 | Yes |
| MP-10 | M10 | 1.2 | 16 | 5 | 5 | BB-8 | 19 / 49 | 6 | Yes |
| MP-12 | M12 | 1.8 | 20 | 7 | 6 | BB-10 | 20 / 59 | 11 | Yes |
| MP-16 | M16 | 2.5 | 25 | 9.5 | 8 | BB-12 | 29 / 98 | 25 | Yes |
Selection Support Information
Main body material and load type can be selected by product code.
| Product code | Material | Load Type |
|---|---|---|
| FP | Steel | Light load |
| MP | Stainless steel | Heavy load |