Technical Overview — Graco 100127 MSCR Hex Nut
Compatible Machines
The Graco 100127 MSCR Hex Nut appears in parts lists for the following Graco equipment and assemblies:
- Fluid Automation F4 Series — Base/Ram/Platen assemblies (e.g., F4-5, F4-55 configurations)
- Graco Ram & Platen Systems — Pneumatic ram/control assemblies where 100127 is specified in the bill of materials
Overview
The Graco 100127 MSCR Hex Nut is a factory-specified fastener used to secure structural components (such as ram columns, brackets, or tie-rod locations) within Graco industrial finishing and automation equipment. Always match the exact part number shown in your model’s parts diagram.
| Specification | Detail |
| Graco Part # | 100127 (listed in manuals as NUT, MSCR, HEX) |
| Function | Secures mechanical/structural assemblies (ram, platen, brackets, tie-rods) |
| Typical location | Base and ram sections of automation and ram/platen systems |
| Replacement guidance | Use only where 100127 is called out; match torque and hardware stack per manual |
Fitment Notes
- Confirm the nut appears as 100127 in your exact model’s exploded diagram or bill of materials.
- Maintain the original hardware stack (washers/spacers) and torque to specification to avoid misalignment.
- If your manual lists a different nut part number or grade, follow that listing instead.
Frequently Asked Questions
It’s Graco’s parts-list wording for a hexagonal machine screw nut specified for certain assemblies. Always match the exact part number 100127 for correct fit.
Substitutions are not recommended. Graco specifies 100127 to ensure material grade, thread fit, and reliability under load. Use the exact part where listed.
Commonly on base, ram, and platen sections in Graco F4 Series and other ram/platen systems—where the parts list calls out 100127.
Check the official exploded parts diagram for your machine. If the BOM lists 100127, it’s the correct replacement. If a different nut is listed, match that part number.
Reassemble components in the original order, use the specified torque, and replace any damaged companion hardware (washers, bolts) noted in the manual.
