The Linear 2100-669-UPS is an OEM replacement Clutch Hub for Linear/OSCO gate operator systems. Cast iron pinned clutch hub with UPS corrosion-protective finish for 2100-series operators. This part is engineered to restore original performance and is compatible with Linear OSCO 2100-series barrier gate and swing gate operators and Operators using a slip-clutch or torque-limiting drive system in corrosive environments. Constructed from Cast iron with UPS corrosion-protective surface treatment, this component meets the mechanical demands of continuous gate operation. Always consult the applicable Linear/OSCO service manual before installation to verify fitment.
| Feature | Specification |
|---|---|
| Model | Linear 2100-669-UPS |
| Item Type | Clutch Hub |
| Materials | Cast iron with UPS corrosion-protective surface treatment |
| Mounting | Pressed or keyed onto drive shaft with retaining pin |
| Alternate Part Numbers | 2100-669-UPS, 2100669UPS, 2100669-UPS |
A: UPS in Linear OSCO part nomenclature typically denotes an Uncoated Protective Surface treatment or a corrosion-inhibiting surface preparation, providing additional protection against rust and oxidation compared to the bare cast iron base part.
A: The UPS variant is recommended for installations in humid, coastal, or otherwise corrosive environments where bare cast iron would be susceptible to rust that could cause the clutch to seize or wear prematurely.
A: Both parts are dimensionally identical and functionally equivalent; the only difference is the surface treatment on the UPS variant, which improves corrosion resistance without altering fit or torque characteristics.
A: The base material remains cast iron; the UPS designation refers to a surface treatment or protective coating applied after casting to inhibit corrosion.
A: Inspect the hub during scheduled maintenance. Replace if cracking, significant pitting from corrosion, or loss of clutch engagement integrity is observed, regardless of the surface treatment.