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XSU080398 is the largest XSU08 model in this requested group, with a 360 mm bore and 435 mm outside diameter. It retains a 25.4 mm reference height and uses an ungeared arrangement with thirty-six fixing positions per ring.
XSU080398: LYDL dimensions; height reference, KSX pp. 54–55. Supply is subject to the accepted LYDL drawing.
XSU specification tables · Family technical reference
| Bore (mm) | Outside (mm) | Height H (mm) | Mass ≈ (kg) |
|---|---|---|---|
| 360 | 435 | 25.4 | 7.8 |
| Outer PCD La (mm) | Inner PCD Li (mm) | Outer holes na | Inner holes ni |
|---|---|---|---|
| 420 | 375 | 36 | 36 |
The open centre can suit a design with a substantial fixed service column. The annular supporting plates must then transfer equipment forces around that opening without excessive bending. Review the section between the 420 mm outer fixing circle and 375 mm inner circle, including any access cutouts. A local opening for a connector may weaken the support even when most of the ring is backed. Evaluate the complete plate rather than the nominal diameters alone.
Arrange screw tightening and inspection access before installing the service column. Check that guards and cable supports can be removed without disturbing the bearing connection unnecessarily.
A large feed assembly may pass through the bearing opening only before its connectors or support brackets are attached. Model the installation route as well as the operating position. Check whether the feed can be withdrawn without loosening the ring or removing the entire carousel. Serviceability is a separate constraint from bore clearance.
Note which pieces remain fixed during bearing replacement and ensure the drawing shows a supported condition for the platform while those parts are disconnected.
The XSU080398 dimensions describe several different interfaces. Bore 360 mm and outside diameter 435 mm set the basic radial envelope; overall H = 25.4 mm sets the bearing's axial reference. Fixing circles La = 420 mm and Li = 375 mm locate the outer and inner attachment patterns, rather than the free opening or roller diameter. The reference lists 36 fixing positions on each ring. A circle and a count do not fully describe a hole: seat details, thread engagement and angular orientation still belong on the accepted drawing. Approximate mass 7.8 kg is a component property, not an approved payload. Reading these fields separately helps prevent a correct catalogue number being transferred to the wrong feature of a mating plate.
Place the fixed feed column and rotating deck on one section. Identify which forces pass directly through the column to the frame and which enter the bearing connection through the deck. A bracket attached near the opening can create a local force path that a simple payload-weight statement misses.
The 360 mm reference bore must be checked with the column's collars, connectors and installation route. A fully assembled feed can require more temporary clearance than its operating body. Decide whether it is fitted before or after the bearing and whether it can be withdrawn independently during service. Preserve access to the inner connection in the documented sequence.
Show the actual supporting annuli beneath the thirty-six-position rings, including cutouts and pockets. The shallow 25.4 mm package does not determine the thickness or stiffness of the surrounding deck. Assess the complete plate sections and their attachment to the frame. This creates a useful structural layout for the bearing proposal without inferring an approved load from the large opening.
List the fixtures and product positions around the rotating deck. Indicate which stations may be empty at the same time and whether filling, sealing or transfer forces act during dwell. The largest mass and the most eccentric state can be different operating cases. Keep both in the equipment description rather than choosing a single average payload.
For a jam or clearing event relevant to the approved machine operation, describe the actual action and where its forces occur. Do not replace that information with an unexplained overload allowance. State the moving inertia or provide mass and radius information for the platform, tooling and products. Include normal acceleration, stopping and any separate emergency sequence.
Describe the external drive and its support because this reference has no integral teeth. The drive reaction can act at a different location from the product load. These details allow the supplier and equipment designer to review distinct parts of the assembly under defined conditions. A generic packaging application image is a visual example, not evidence of performance in a particular machine.
Check tool access with the feed column and drive represented in their installed states. Include screw withdrawal, guard removal and a stable supported condition for the deck during bearing replacement. A maintenance plan should explain which components are detached and how the remaining assembly is restrained.
For receiving, agree the identification and dimensional features from the supply drawing. Define the condition for any requested running check. For the completed packaging platform, choose a repeatable station configuration and a measurement at the actual working datum. Keep these two acceptance records distinct so a free-ring observation is not mistaken for loaded machine performance.
Describe storage duration and exposure on the route to installation when discussing packing. Secure the ring without concentrating forces on seals, fittings or an unapproved local feature. Keep loose feed hardware separate. Retain the final plate, column and drive revisions with the bearing proposal. This makes a later spare enquiry more precise than repeating only the model number and nominal bore.
Two useful comparisons answer different layout questions. XSU080318 is the smaller XSU08 reference at 280 × 355 × 25.4 mm, with twenty-eight fixing positions per ring. XSU140414 changes to 344 × 484 × 56 mm and twenty-four positions per ring. Compared with this 360 × 435 × 25.4 mm row, that taller reference actually has a smaller nominal opening while occupying more outside space.
An annular packaging deck around a fixed feed should therefore compare the complete sections. The feed's collar or replacement route may reject the smaller opening even where a wider support footprint appears convenient. The 56 mm package would also move the flange stack unless other equipment parts were redesigned. A numerical family progression is not a guarantee of monotonically increasing dimensions.
Identify the actual reason to move away from XSU080398 before requesting another execution. It may be a connection constraint, an application requirement or a revised station layout, each needing its own evidence. Send the feed, deck and motion schedule with the enquiry. Keep the accepted configuration for spare ordering; no neighbour comparison establishes equivalent operation of the completed machine.
If a fixed feed is removed upward, check its largest collar against the completed deck opening. If it is removed downward, show the support and clearance beneath the base. Record the feasible route so maintenance does not depend on dismantling an unplanned part of the machine.
A rotary packaging station surrounding a fixed product feed is a representative study. Include jams, clearing operations and asymmetric station loading in the equipment load description.
Specify dimensional and running checks at the agreed datum. A shallow ring with a large opening should be secured on a stable shipping support and protected against local impact.
No. The cited LYDL and original XSU08 reference data give 435 mm outside diameter and 360 mm bore.
The reference height remains 25.4 mm. Its larger diameter does not imply a taller section.
Thirty-six positions per ring lie on 420 mm and 375 mm fixing circles. Confirm screw and seat geometry from the detailed drawing.
They can affect the supporting flange. Review their position relative to the fixing region and the load path.
Product jams, manual clearing and unevenly filled stations can differ from the normal indexed cycle. Include them when relevant.
Other ungeared rollers: XU series. Internal-drive layout: XSI range.
For XSU080398, send the annular plate design, access cutouts and packaging-station load cases.
