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Upgrade & Restore Your Tire Changer's Performance

The 16" X 1" Socket Head Cap Screw 3"/8" is a high-quality direct-replacement part designed for professional tire changers. Engineered to precise factory tolerances, it replaces original equipment part number 8181929 to keep your machinery in peak operating condition.

Timely replacement of worn mechanical hardware and consumables is critical to avoiding major component damage and reducing expensive bay downtime.

๐Ÿ“‹ Factory Service Bulletin Guidance:

Update Date: February 2008
Subject: APX Bead Loosener Pad Movement

A MMCO In some cases, APX bead loosener pads may start to move out of their holders with severe use. Out of position pads could result in wheel damage when loosening beads. Removable stops may be installed to prevent this movement. Parts Kit: 1 โ€“ p/n 8K123456 Stop Kit Contains: 3 โ€“ p/n 8181929, bolt, 3/8โ€ X 16 X 1, UNC 2A, grade 8 3 โ€“ p/n 8301033, nut, 3/8โ€ X 16, UNC 2A, ยผโ€ thick Only bolt head should serve as BL pad stop. Jam nut is used to hold correct bolt height Required Tools: 1 โ€“ 5/16โ€ (.313) drill bit 1 โ€“ 3/8โ€-16 UNC tap 1) Fully seat the bead loosening pads in their brackets. 2) Drill a 5/16โ€ hole, 9/32โ€ from the edge and at about the middle of each fully seated pad.

Machine Location:

This part is positioned in the primary mechanical assemblies or utility configurations of the tire changer.

Key Features & Specifications

  • Engineered Longevity: Built from durable materials designed to handle high-volume shop environments.
  • Direct Fitment: Designed to replace original hardware with no modifications or alignment adjustments required.
  • OEM Specifications: Fits perfectly to prevent mechanical play and preserve factory-spec alignment.

Complete Machine Compatibility

This universal replacement part is documented and verified to fit the following Coatsยฎ equipment models:

  • Coats 50/60/70/80/90 X-Model Series Tire Changer
  • Coats 5030 A/E Tire Changer
  • Coats 5035 A/E Tire Changer
  • Coats 5040 A/E Tire Changer
  • Coats 50Xx Series Tire Changer
  • Coats 6050 A/E/Ax/Ex Tire Changer
  • Coats 6060 Ax/Ex Tire Changer
  • Coats 6065 A/E/Ax/Ex Tire Changer
  • Coats 7Xxx Series Tire Changer (Prior 2010)
  • Coats 85613210 Maxx Model
  • Coats APX Rim Clamp Tire Changer
  • Coats Dt Maxx

Frequently Bought Together / Related Parts

These drawing-adjacent parts connect directly next to this part on your parts breakdown and assembly drawings:

๐Ÿ”ง Pro Installer Tip:

Always refer to your equipment's official parts manual before final installation to confirm the exact alignment and torque sequence.


Alternative / Cross-Reference Part Numbers: SVI BW-1219-29 | Coats 8181929 | Distributor AM8181929

AMMCO and COATS are registered trademarks of The Coats Company. AEPN Inc. is not associated in any way with The Coats Company, Inc. Any names, symbols, numbers, and descriptions are used for reference purposes only. It is not implied that any part listed is the product of these manufacturers.

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