Short Spring Plunger (with Long Lock) (LSPL / LSPL / LSPLH)

Caution
Product Description
Self-locking type short plungers. Available in three types of load for different screw diameters (excluding certain diameters).
[Features]
· The overall length is short for convenient use in confined spaces.
· Equipped with a self-locking (long-lock) feature.
· Strongly vibration resistant with a high extraction moment.
· Enables precise positioning.
· The self-locking feature is effective for up to approx. 20 install/uninstall cycles.
· The rear surfaces are marked for product identification.
Short Spring Plunger External Appearance

External appearance of LSPLL

External appearance of LSPLH
External Dimensions Of Short Spring Plunger

External dimensions of screw diameter M8 to M16

External dimensions of screw diameter M4 to M6
Short Spring Plunger Main Body Material
| Main Body | Coil Spring | Center Pin | Long Lock |
|---|---|---|---|
| SUM22L Black oxide coating | SWPA | SUM22L Black oxide coating (zinc plating for LSPLL16 only) HRC56 to 60 | Polyamide |
Short Spring Plunger Specifications
| Size | M | d | L | S | W | A | Weight (g) | Moment (N·m) | ||
|---|---|---|---|---|---|---|---|---|---|---|
| Mounting | Removing | |||||||||
| LSPLL LSPL LSPLH | 4 | M4 × 0.70 | 1.8 | 9 | 1.5 | 0.6 | 5 | 0.4 | 0.18 | 0.12 |
| 5 | M5 × 0.8 | 2.4 | 12 | 2 | 0.8 | 6 | 1 | 0.12 | 0.08 | |
| 6 | M6 × 1 | 2.7 | 14 | 1 | 7 | 1.7 | 0.44 | 0.21 | ||
| 8 | M8 × 1.25 | 4 | 16 | 1.2 | 8 | 4 | 1.1 | 0.38 | ||
| 10 | M10 × 1.5 | 4.5 | 19 | 2.5 | 1.6 | 9 | 7 | 1.36 | 0.62 | |
| 12 | M12 × 1.75 | 6 | 22 | 3.5 | 2 | 10 | 13 | 2.11 | 1.41 | |
| 16 | M16 × 2 | 8.5 | 24 | 4.5 | 2.5 | 14 | 29 | 3.99 | 3.05 | |
| For Light Loads (1 Line) | For Medium Loads (No Line) | For Heavy Loads (2 Lines) | |||
|---|---|---|---|---|---|
| Part Number | Load (N) Min To Max | Part Number | Load (N) Min To Max | Part Number | Load (N) Min To Max |
| LSPLL4 | 3 to 10 | LSPL4 | 6 to 20 | - | - |
| LSPLL5 | LSPL5 | LSPLH5 | 9 to 25 | ||
| LSPLL6 | 4 to 10 | LSPL6 | 7 to 20 | LSPLH6 | 11 to 25 |
| LSPLL8 | 7 to 15 | LSPL8 | 15 to 30 | LSPLH8 | 22 to 43 |
| LSPLL10 | 9 to 16 | LSPL10 | 20 to 35 | LSPLH10 | 20 to 54 |
| LSPLL12 | 14 to 26 | LSPL12 | 30 to 55 | LSPLH12 | 36 to 94 |
| LSPLL16 | 22 to 50 | LSPL16 | 45 to 100 | LSPLH16 | 60 to 110 |
Black oxide coating is available as the surface treatment on the LSPLL16 center pin only while stock supplies last. Thank you for your understanding.