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NAP Pillow Block Bearing Units
NAP is a standard duty pillow block bearing units series for shaft support on a base parallel to the shaft axis. 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.
NAP Pillow Block Bearing Units
NAP is a standard duty series configured around pillow block bearing units. Its catalogue definition uses eccentric locking, with individual bore and dimensional variants retained in one model table.

Series Overview
For purchasing and replacement work, the useful decision is the series itself, not a separate web page for every shaft size. The model table therefore stays together so adjacent metric and inch variants can be compared in one place.
Treat the housing format and locking method as the first filter. The broader bearing range is useful when the same shaft size must be checked against another flange, pillow, take-up or insert arrangement. Browse related bearing families.
Series-Level Selection
NAP is treated as one catalogue series, with individual unit numbers retained inside the dimensional table.
Mounting Form
The primary configuration is pillow block bearing units, intended for shaft support on a base parallel to the shaft axis.
Locking Logic
The catalogue identifies eccentric locking for this series; confirm the exact row before ordering.
Technical Specifications
Series attributes are separated from model dimensions here. This makes the page easier to scan while keeping the original line-by-line dimensional reference intact below.
| Series | NAP |
|---|---|
| Catalogue Reference | Part B, page B2 |
| Product Family | Pillow Block Bearing Units |
| Duty Classification | Standard duty |
| Locking / Mounting Method | Eccentric locking |
| Inner Ring / Bore Form | Wider inner ring / series-specific bore |
| Housing / Configuration | Pillow Block Bearing Units |
| Material Note | Material varies by unit; confirm selected model |
Engineering Drawing
For replacement work, compare the drawing with the installed housing rather than relying on a familiar series code alone. Mounting dimensions and locking details are the better confirmation points.

Applications
Conveyors and transfer equipment
NAP is relevant when conveyors and transfer equipment requires this housing format; verify shaft geometry, mounting interface, operating conditions and environment before final selection.
Fans, blowers and general rotating equipment
For fans, blowers and general rotating equipment, this series provides the catalogue mounting form shown above. Confirm load, speed, shaft dimensions and service environment for the chosen model.
Packaging, processing and light industrial machinery
NAP is relevant when packaging, processing and light industrial machinery 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
Selection should move from fixed machine dimensions to the bearing code: first the mounting interface, then shaft size, then locking method and environment. This avoids choosing a familiar-looking unit that does not match the frame. In this family, the intended role is shaft support on a base parallel to the shaft axis.
| Step | Information To Confirm |
|---|---|
| 1 | shaft diameter and preferred unit code |
| 2 | center height and base bolt spacing |
| 3 | locking method and shaft condition |
| 4 | operating environment and relubrication access |
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 NAP Configuration
A useful RFQ includes the target model or shaft size, mounting dimensions, quantity and any environment requirement. That gives the quotation review enough information to confirm the catalogue row. Ever Power Netherlands Branch can review the quotation basis against the same reference.
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