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Graco 102273 Screw

The Graco 102273 Screw is a precision set screw designed for secure internal fastening in Graco hot-melt dispense guns.

  • Thread Size: 6-32 UNC
  • Length: 0.19 in (approx.)
  • Compatible Models: 249512, 249513, 249514, 249515
  • Socket-head design ensures tight and stable assembly

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Key Details & Compatibility for Graco 102273 Screw

Compatible Machines

  • Graco 249512 – Hot Melt Dispense Gun (Bottom-Feed, with switch)
  • Graco 249513 – Hot Melt Dispense Gun (Top-Feed, with switch)
  • Graco 249514 – Hot Melt Dispense Gun (Bottom-Feed, no switch)
  • Graco 249515 – Hot Melt Dispense Gun (Top-Feed, no switch)

Product Overview

The Graco 102273 Screw is a small precision set screw used in select Graco hot-melt dispense gun assemblies. It features a 6-32 thread with an approximate length of 0.19 in and a socket-head design for secure, low-profile fastening inside the assembly.

Technical Specifications

Part Number 102273
Description Set screw, socket-head, internal-use fastener
Thread Size 6-32 (UNC)
Length (approx.) 0.19 in
Typical Application Internal retention/positioning in Graco hot-melt dispense guns listed above

Notes

  • Use the exact thread and length to maintain proper fit and clamping force.
  • If your unit’s diagram specifies 102273, this screw is the direct replacement.
  • For paint or texture sprayers, confirm the exploded view; not all models use this fastener.

Frequently Asked Questions

It’s a small set screw (socket-head) with a 6-32 thread and ~0.19 in length, used internally in specific Graco hot-melt dispense guns to secure or position components.

Verified models include 249512, 249513, 249514, and 249515 hot-melt dispense guns. Always cross-check your machine’s parts list for part 102273.

The confirmed usage here is for hot-melt dispense guns. Some fasteners overlap across platforms, but only list a sprayer if its official diagram specifies 102273.

Use the correct hex key, apply medium thread-locker only if specified by the service manual, and avoid over-torque to protect threads in small components.

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