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NAFL 2-Bolt Flange Bearing Units
NAFL is a standard duty 2-bolt flange bearing units series for compact face mounting with a two-bolt flange footprint. The page keeps the complete catalogue drawing and model-by-model dimensional reference together for RFQ selection.
MOQ: 50 pcs. Minimum order value USD 1,500; mixed orders and trial quantities welcome.
NAFL 2-Bolt Flange Bearing Units
NAFL is a standard duty series configured around 2-bolt flange bearing units. Its catalogue definition uses eccentric locking, with individual bore and dimensional variants retained in one model table.

Series Overview
This series is organized as one catalogue-level product family rather than one product per bore size. That keeps RFQ work focused on the mounting form and locking method first, while the dimensional table remains available for the final unit selection.
This series sits within the wider bearing catalogue. Use the bearing index when comparing another housing format, then return here to verify the selected series drawing and dimensions. Browse related bearing families.
Series-Level Selection
NAFL is treated as one catalogue series, with individual unit numbers retained inside the dimensional table.
Mounting Form
The primary configuration is 2-bolt flange bearing units, intended for compact face mounting with a two-bolt flange footprint.
Locking Logic
The catalogue identifies eccentric locking for this series; confirm the exact row before ordering.
Technical Specifications
The table below records the series-level facts visible in the supplied catalogue heading. Model-specific dimensions are deliberately kept in the original dimensional table so values are not detached from their unit numbers.
| Series | NAFL |
|---|---|
| Catalogue Reference | Part B, page B30 |
| Product Family | 2-Bolt Flange Bearing Units |
| Duty Classification | Standard duty |
| Locking / Mounting Method | Eccentric locking |
| Inner Ring / Bore Form | Wider inner ring / series-specific bore |
| Housing / Configuration | 2-Bolt Flange Bearing Units |
| Material Note | Material varies by unit; confirm selected model |
Engineering Drawing
The drawing is placed directly before the dimensional reference because installation space is usually the quickest way to rule a series in or out. Match the drawing labels to the corresponding columns in the catalogue table before releasing an RFQ.

Applications
Conveyors and small handling systems
NAFL is relevant when conveyors and small handling systems requires this housing format; verify shaft geometry, mounting interface, operating conditions and environment before final selection.
Packaging machinery
For packaging machinery, this series provides the catalogue mounting form shown above. Confirm load, speed, shaft dimensions and service environment for the chosen model.
General industrial frames
NAFL is relevant when general industrial frames requires this housing format; verify shaft geometry, mounting interface, operating conditions and environment before final selection.
Catalogue Dimensional Data
Use this catalogue table for the final unit-number check. It preserves the source row order, dimensional columns and metric/inch alternatives on one reference image.
Selection & Integration
Where several series share a similar housing silhouette, the deciding details are usually locking method, duty class and one or two mounting dimensions. Verify those before comparing the remaining model rows. In this family, the intended role is compact face mounting with a two-bolt flange footprint.
| Step | Information To Confirm |
|---|---|
| 1 | shaft diameter |
| 2 | two-bolt spacing |
| 3 | housing orientation |
| 4 | locking method and shaft alignment |
Before quotation, confirm the source row that matches the required shaft and housing dimensions. Any option not stated for that row should be treated as an RFQ item rather than assumed as standard.
RFQ Support
Confirm The Exact NAFL Configuration
If the existing code is uncertain, send the shaft size and mounting drawing instead. The series can be checked against the catalogue geometry before the quotation is finalized. Ever Power Netherlands Branch can review the quotation basis against the same reference.
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