Obsolete Cutter Parts is a division of Resource Graphics, LLC.
Challenge Cutter Part Store
Obsolete Challenge Parts
Challenge discontinued production of parts for MPC, MC & MCPB, MPX, and the Diamond Series machines that are still running today. We have the parts you need!
Support Call (Per 1/2 Hour)$75.00
Part# E-682-1- Clamp / Knife Up Limit Switch$125.00
Part# E-1045-9 Green Cut Button$40.00
Part# 8641-1 – Presetter Actuator – 305 MPC, MPX & CRT$75.00
8641 – Presetter Actuator – MC, MCPB, CDC, Model 20, Diamond$75.00
Part# S-482-1 – Lower Clamp Pull Down Rod Pin – Right Side$25.00
Part# 5-6-56B – Lower Clamp Pull Down Bar Pin$95.00
Part# 4506 – Upper Clamp Pull Down Rod Pin$50.00
Part # 4504 – Clamp Pull Down Bar$175.00
Part # 4449 – Knife Adjusting Screw$40.00
BackGauge Tape Measure$125.00
Part# 8826 – Lead Screw Nut, Model 20 & Diamond$350.00
Part# 4051 – LeadScrew Nut, 305 MC, “H” Series…$350.00
Part # 7114 – LeadScrew Nut, for 305 MPC, MPX, CRT, MCBP$350.00
10075-1 – Clamp Pull Down Rod – Model 20 (Replaces 10082)$285.00
AA-10011 – New Model 20 Clamp Handwheel$285.00
Print Shop Supplies
Order Parts or Support Online
Purchase parts from us & get free installation support by phone. Conveniently purchase your support call or parts online securely using a credit card with or without a PayPal account. You can also place your order by phone.
Replacement Valves Now 10% Off
Parker directional valves have been failing on certain Challenge machines. Learn which models were affected and purchase replace replacement valves to keep your employees safe.
Replacement Challenge Cylinders
If you need a new cylinder for your cutter, we will have it.
Obsolete Cutter Parts has new and refurbished knife and clamp cylinders thanks to our exchange and refurbish program for used cylinders. Your old cylinder should be returned for credit after you have installed your refurbished one. We are always making new replacement cylinders and have new cylinders in stock.
New Knife Cylinder for Challenge 305 MPC, MPX, CRT, MC, MCPB, CRT, & CDC
Part # H-342
*This cylinder will replace part numbers A-8420 & 4569
New Clamp Cylinder for Challenge 305 MPC, CRT, & MC
*This cylinder will replace part number H-431-1
New Clamp Cylinder for Challenge 305 MPC
(Serial Number Specific)
*This cylinder will also replace part number A-8411
Are you also in the market for a new or used machine? We also have print supplies.
Brands We Love
New & Used Print Shop Equipment Sales
Resource Graphics is also a distributor of new and used print equipment such as new and used paper cutters, paper drills, paper folders, collators/booklet makers, creasers, large format printers, presses, and stitchers.
Deal of the Week
Vickers/Eaton valves to replace the failing Parker valves on Challenge cutters.