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OneMonroe’s Lyn-Tron brand Metric Slotted Precision Shoulder Screws are proudly manufactured in the USA and designed to deliver consistent performance in demanding applications. These screws feature a precision-machined shoulder that ensures accurate alignment and rotation for moving parts, making them ideal for use in tooling, machinery, and electronic assemblies.

The slotted drive provides easy installation and adjustment using standard flathead tools, while the metric sizing ensures compatibility with international designs. Crafted from high-quality materials and built to tight tolerances, Lyn-Tron shoulder screws offer exceptional durability and reliability in critical assemblies where precision matters most.

Whether you’re designing new equipment or maintaining existing systems, trust Lyn-Tron’s American-made Metric Slotted Precision Shoulder Screws for performance you can count on.

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Unit of Measure
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Item #

OD

Material

Head Diameter

Shoulder Diameter

Male Thread

Head Length

Shoulder Length

Quantity
ST5309-00 N/A 7 N/A Steel N/A 7 N/A 3.96 N/A M3.5X0.6 N/A 3.18 N/A 6.35
ST5310-00 N/A 7 N/A Steel N/A 7 N/A 3.96 N/A M3.5X0.6 N/A 3.18 N/A 7.94
ST5311-00 N/A 7 N/A Steel N/A 7 N/A 3.96 N/A M3.5X0.6 N/A 3.18 N/A 9.52
ST5312-00 N/A 7 N/A Steel N/A 7 N/A 3.96 N/A M3.5X0.6 N/A 3.18 N/A 11.11
ST5313-00 N/A 7 N/A Steel N/A 7 N/A 3.96 N/A M3.5X0.6 N/A 3.18 N/A 12.7
ST5314-00 N/A 7 N/A Steel N/A 7 N/A 3.96 N/A M3.5X0.6 N/A 3.18 N/A 14.29
ST5315-00 N/A 7 N/A Steel N/A 7 N/A 3.96 N/A M3.5X0.6 N/A 3.18 N/A 15.87
ST5316-00 N/A 7 N/A Steel N/A 7 N/A 3.96 N/A M3.5X0.6 N/A 3.18 N/A 17.46
ST5317-00 N/A 7 N/A Steel N/A 7 N/A 3.96 N/A M3.5X0.6 N/A 3.18 N/A 19.05
ST5318-00 N/A 8 N/A Steel N/A 8 N/A 4.75 N/A M4X0.7 N/A 4 N/A 3.18
ST5319-00 N/A 8 N/A Steel N/A 8 N/A 4.75 N/A M4X0.7 N/A 4 N/A 4.76
ST5320-00 N/A 8 N/A Steel N/A 8 N/A 4.75 N/A M4X0.7 N/A 4 N/A 6.35
ST5321-00 N/A 8 N/A Steel N/A 8 N/A 4.75 N/A M4X0.7 N/A 4 N/A 7.94
ST5322-00 N/A 8 N/A Steel N/A 8 N/A 4.75 N/A M4X0.7 N/A 4 N/A 9.52
ST5323-00 N/A 8 N/A Steel N/A 8 N/A 4.75 N/A M4X0.7 N/A 4 N/A 11.11
ST5324-00 N/A 8 N/A Steel N/A 8 N/A 4.75 N/A M4X0.7 N/A 4 N/A 12.7
ST5325-00 N/A 8 N/A Steel N/A 8 N/A 4.75 N/A M4X0.7 N/A 4 N/A 14.29
ST5326-00 N/A 8 N/A Steel N/A 8 N/A 4.75 N/A M4X0.7 N/A 4 N/A 15.87
ST5327-00 N/A 8 N/A Steel N/A 8 N/A 4.75 N/A M4X0.7 N/A 4 N/A 17.46
ST5328-00 N/A 8 N/A Steel N/A 8 N/A 4.75 N/A M4X0.7 N/A 4 N/A 19.05
ST5329-00 N/A 8 N/A Steel N/A 8 N/A 4.75 N/A M4X0.7 N/A 4 N/A 22.22
ST5330-00 N/A 8 N/A Steel N/A 8 N/A 4.75 N/A M4X0.7 N/A 4 N/A 25.4
ST5331-00 N/A 10 N/A Steel N/A 10 N/A 6.34 N/A M5X0.8 N/A 4.8 N/A 3.18
ST5332-00 N/A 10 N/A Steel N/A 10 N/A 6.34 N/A M5X0.8 N/A 4.8 N/A 4.76
ST5333-00 N/A 10 N/A Steel N/A 10 N/A 6.34 N/A M5X0.8 N/A 4.8 N/A 6.35
Unit of Measure
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