Working journal
Define mating clearance, contact length and the final measurement condition.
AI-generated engineering concept — not a production photograph. Final geometry is defined by your drawing.
ENGINEERING CONCEPT / cs-product-053
A hollow pin concept for pivoting mechanisms, with an axial bore, a cross hole and a locating shoulder to discuss together with the mating bushing.
AI-generated engineering concept for a custom component discussion. It is not a production photograph, delivery case or completed inspection record.
FROM FORM TO A MANUFACTURING BRIEF
A hollow pin concept for pivoting mechanisms, with an axial bore, a cross hole and a locating shoulder to discuss together with the mating bushing.
01
Identify which length bears against the bushing or hinge and which shoulder locates the assembly. Describe the intended retention separately; the concept image does not define a complete retaining system. If the axial bore is used for routing or lubrication, show the connected passages and closures on the assembly drawing. An open bore and a cross hole alone do not establish a working lubrication arrangement.
02
The intersection between the axial bore and radial hole deserves its own edge requirement. Indicate the accessible inspection views and surfaces that must remain undamaged. Turning, drilling and cross drilling can form the starting process review, while final sizing and deburring depend on the wall section and drawing. Discuss the expected support and clamping condition, especially where a thin wall or treated surface could affect the finished fit.
03
Record the journal diameter, shoulder position, bore and hole location against the controlled revision. Agree a practical way to examine the internal intersection and confirm cleanliness appropriate to the assembly. Then let the design owner evaluate the installed pivot for motion, load and wear requirements. Preserve the accepted edge condition and packaging instructions with the sample record to protect the bearing surfaces during repeat deliveries.
MATERIAL & PROCESS REVIEW
These are candidates to discuss, not an approved material specification. Confirm the grade, condition and final finish before quotation.
The illustration does not establish a material grade, tolerance, coating or tested performance. Confirm these in your drawing and acceptance plan.
BEFORE APPROVING A SAMPLE
Define mating clearance, contact length and the final measurement condition.
Locate the intersection and specify the required internal edge condition.
Identify the shoulder or separate retaining feature and the assembly stack.
Identify sliding surfaces and packaging contact points.
BEFORE YOU RELEASE THE DRAWING
Use these guides to define the records and checks your component needs.
Plan shaft and contact-component packaging around functional surfaces, part separation, material compatibility and receiving checks instead of carton appearance alone.
Cross-Hole Deburring of Turned Parts: Define Internal Edge AcceptanceSpecify hidden intersections, permitted edge changes and verification access so a turned fitting or contact component has an inspectable deburring requirement.
MAKE THE NEXT STEP SPECIFIC
Use this concept to explain your direction. Send the current drawing and the interfaces that determine how your component must work.
CONNECT THE FORM TO THE PROCESS
CONTINUE WITH SOURCE-LINKED REFERENCES
Review the source and specifications shown on each reference page. Similar geometry does not establish this concept’s production or performance.

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Use an example to explain your idea.
Your own drawing defines the final specification.
FROM COMPONENT TO PROJECT
Start with the component geometry, then check what the drawing, sample and order records need to establish for your own part.
Send the current drawing with quantities and critical requirements. The review is the starting point for agreeing scope, quotation and sample approval.
Request a drawing review