A.P. LOCK
(Keyless Bushing)

A.P. Lock (Keyless Bushing) is a power transmission component that
enables to clamp shaft and hubs (i.e. pulley, gear etc.) simultaneously
through its surface pressure. S.I.M provides diverse options in regards
to size, body material and surface treatment.
SAPL-E Series

Structure and Material for SAPL-E Series
| Model | Body (Inner-ring / Outer-ring) | Screw (locking bolt) | ||
|---|---|---|---|---|
| Material | Surface Treatment |
Material | Surface Treatment |
|
| SAPL-E | STEEL | – | SCM435 | Black Oxide |
※ Please contact Sung-il Customer Service team for eletroless nickel plating surface treatment option for SAPL-E Series.
Product Features
- Self-centering function (prevention of slight off-center matters)
- Designed to suit relatively smaller hubs (as its surface pressure is low)
- One of compact options with a relatively shorter length
- Recommended tolerance (Shaft’s OD: h8, Hub’s ID: H8)
Principles

How to Order








