Contact direction
Identify the two working lands and their orientation to the fixture.
AI-generated engineering concept — not a production photograph. Final geometry is defined by your drawing.
ENGINEERING CONCEPT / cs-product-060
A relieved locating-pin concept for two-hole fixtures: define the active contact direction, mounting fit and loading clearance before ordering.
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 relieved locating-pin concept for two-hole fixtures: define the active contact direction, mounting fit and loading clearance before ordering.
01
A diamond locator is selected for the locating scheme, not for its appearance. In a two-hole arrangement, identify the primary round locator and the direction the second pin must control. Mark the active contact lands and orient the relieved region on the assembly drawing. Supply the workpiece hole limits, hole spacing and expected loading direction. This information lets the drawing review distinguish useful contact from the clearance needed during loading. A loose fit selected without the locating scheme can remove the positioning function that the fixture was intended to provide.
02
Treat the locating head, shoulder and mounting shank as one controlled interface. State whether the shank is pressed, retained by a screw or otherwise secured, and identify the reference used for head orientation. The quote should address turning, relief machining and any specified heat treatment or finish as separate requirements. If the final contact lands require grinding, include that scope explicitly so it can be assessed for this drawing. The concept image does not specify hardness, fit class or positional capability, and it cannot replace a dimensioned fixture detail.
03
For sample approval, nominate the head dimensions across the contact lands, relief clearance, shoulder position and mounting fit. Record any geometric relationship required between the head and shank using the agreed inspection reference. Test loading with the intended fixture and a representative workpiece separately from the dimensional report. Confirm whether the approved sample was checked before or after treatment. Protect the contact lands during packing, and retain the drawing revision and orientation requirement with repeat orders so the locator is installed in the same way each time.
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
Identify the two working lands and their orientation to the fixture.
Define the non-locating direction from the workpiece hole and spacing limits.
Specify shank fit, retention method and locating shoulder.
State treatment, hardness where required and dimensions after finishing.
BEFORE YOU RELEASE THE DRAWING
Use these guides to define the records and checks your component needs.
Specify the working widths, relief direction and mounting orientation of a round-and-diamond pin pair before ordering custom fixture components.
Heat-Treated Turned Parts: Plan the Stock Left for Final MachiningDefine material condition, treatment sequence and final inspection before choosing machining allowances for hardened shafts, pins and sleeves.
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.

A cylindrical pin with a retaining groove for custom industrial assemblies. Review the mating bore, clip geometry and axial stack-up before approving samples.
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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.
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An aluminum positioning block with pockets, holes and a shaped exterior. Relate the locating features to the functional datums in your drawing.
Explore componentFROM EXAMPLE TO YOUR REQUIREMENT
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