Golden Bearing Company
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Manufacturer Regal Rexnord
Regal Rexnord · SpidaLink Series · Size 48 (1a)
Rexnord SpidaLink 48 1a | 310 Nm (92 Shore A) / 525 Nm (98 Shore A) rated torque
Authorised industrial distributor
Premium industrial distribution with specification-led customer support
Duty review, bore selection, and application engineering assistance
Specifications published exactly as manufacturer catalogue data
Configuration, interchangeability, and spare element guidance
Engineers selecting the 48 (1a) designation can rely on manufacturer-published ratings including 310 Nm rated torque, maximum operating speed, and 62 mm maximum bore capacity for close-coupled installations.
Authoritative procurement identifiers for ERP, RFQ, and purchase order entry. Copy values directly where shown.
Manufacturer-published performance ratings and compliance data. Values match the authoritative product record without modification.
| Coupling Size Designation | 48 |
|---|---|
| Variant | 1a |
| Rated Torque (92 Shore A) | 310 Nm |
| Rated Torque (98 Shore A) | 525 Nm |
| Maximum Bore Capacity | 62 mm |
| Rated Torque (Continuous) | 310 Nm |
Physical envelope and mounting dimensions for layout, guard design, and system integration.
| Overall length (L) | 140 mm |
|---|---|
| Hub length l1 | 56 mm |
| Hub length l2 | 56 mm |
| Dimension E | 28 mm |
| Dimension b | 21 mm |
| Dimension s | 3.5 mm |
| Dimension DH | 51 mm |
| Dimension dH | 51 mm |
Standard and optional materials, element compounds, and hub types.
Size 48 (1a) is commonly applied across Industrial Drives Requiring Composite Disc Flexible Coupling. Published standards compliance includes Rexnord SpidaLink catalogue. Verify duty conditions against the full engineering specification tables below before final selection.
Engineering and procurement answers for specification review and quotation.
Refer to the commercial identification section for published part numbers for SpidaLink 48 (1a).
The published rated torque (continuous) is 310 Nm per manufacturer catalogue data for SpidaLink 48 (1a).
The maximum operating speed is as published in the engineering specification for SpidaLink 48 (1a).
Maximum bore capacity is 62 mm for SpidaLink 48 (1a). Final bore, keyway, and hub type are selected at order configuration.
Regal Rexnord manufactures this product. Golden Bearing Company supplies and supports configuration, quotation, and application guidance.
Published dimensional standard compliance is Rexnord SpidaLink catalogue. Refer to the dimensions table for envelope values.
Regal Rexnord products supplied and supported through Golden Bearing Company for engineering selection and quotation.
Request a configuration quote for 48 (1a) including hub type, element compound, bore, and quantity. Golden Bearing Company engineering support assists with selection and interchangeability questions.
Golden Bearing Company - Authorised industrial distributor. Qualified industrial enquiries for Regal Rexnord SpidaLink couplings, elements, and spares.