Elastic Rubber Coupling Spider Insert L Series

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L-Series Elastic Rubber Coupling Spider Insert | GR Disc Structure Polyurethane Flexible Cushion Element | High Quality Universal Replacement

Model Number
Check below, custom

Product Description

[Header: Durable Elastic Cushioning & Shock Absorption: L-Series Rubber Coupling Spider Insert]

The Apexcoupling L-Series Elastic Rubber Coupling Spider Insert is a versatile elastomeric cushion element engineered to provide vibration damping and shock mitigation for flexible jaw coupling assemblies. Featuring a flexible disc structure available in both high-grade rubber and wear-resistant polyurethane, this coupling insert absorbs shaft misalignments and torsional shocks, protecting connected motors, pumps, and mechanical drivetrains.

Covering model sizes from L-035 up to L-225, this series accommodates outer diameters ranging from 27.1 mm to 127 mm. Designed as a ring or flat gasket spare element, it offers a cost-effective, low-maintenance replacement solution for machinery in general manufacturing, automotive assembly, and mechanical engineering industries.

[Core Product Advantages / Unique Selling Points]

High Elasticity & Shock Absorption: Elastomeric rubber and polyurethane composition dampens torsional vibration and cushions severe start-stop mechanical shocks.
Versatile Material Options: Manufactured in durable NBR rubber or wear-resistant Polyurethane (PU) to meet various operating load and environmental needs.
Broad L-Series Standard Sizing: Full coverage for standard L-type jaw couplings, including L-035, L-050, L-070, L-075, L-90/95, L-110, L-150, L-190, and L-225.
Misalignment Compensation: Flexible disc structure compensates for minor parallel, angular, and axial shaft misalignments.
Economical Replacement Spare: Designed for quick drop-in replacement during routine maintenance, eliminating the need to replace complete metallic hubs.
Multi-Industry Versatility: Suitable for general industrial machinery, automotive manufacturing lines, hydraulic pumps, and power transmission drives.
Comprehensive Customization (OEM/ODM/OBM): Supported by factory-direct customization for non-standard disc dimensions, special Shore hardness levels, and custom formulations.

[Technical Specifications Table]

Attribute	Specification Details (As Seen in image_1c2268.png, image_1c22be.png, & image_1c22ff.png)
Product Line / Type	L-Series Coupling Spare Part (Elastic Spider / Cushion Element)
Available Models	L-035, L-050, L-070, L-075, L-90/95, L-110, L-150, L-190, L-225
Structural Profile	Disc Structure / Ring Gasket / Flat Gasket Profile
Material Composition	Polyurethane (PU) or High-Quality Rubber
Flexibility	Flexible Elastomeric Structure
Outer Diameter (OD)	Range from 27.1 mm (L-050) up to 127 mm (L-225)
Inner Bore Diameter	Up to 45 mm (L-225 model core)
Width of Jaw	Range from 7 mm (L-070/075) to 19 mm (L-225)
Unit Weight	3 g (L-035) to 179 g (L-225)
Applicable Industries	General Industry, Automotive Industry, Mechanical Industry
Origin & Warranty	Guangdong, China
OEM/Custom Support	Supported via OEM, ODM, OBM custom production tracks

Model	L-225	L-190	L-150	L-110	L-90/95	L-075	L-070	L-050	L-035
OD (mm)	127	113	95	83.6	53	44	34.7	27.1	–
Bore diameter (mm)	45	34.6	31.7	30	22	19.6	NO	NO	–
Width of jaw (mm)	19	15	15	11.3	9.2	7	7	8.5	–
Weight (g)	179	125	99	62	16	11	8	5	3

Note:

All dimensions are in millimetres (mm) unless otherwise stated.
“NO” indicates that the feature is not available for that model.
The cell for L‑035 under “Bore diameter” and “Width of jaw” are left blank as no data were provided.

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