Overview & Key Details
The Graco 116038 Wave Spring Washer is an OEM wave-style spring washer used to maintain preload and reduce vibration in drive/cart assemblies on various Graco electric airless sprayers. It’s a small but critical component that helps keep moving parts seated correctly for smooth operation.
Compatible Machines
- Ultra Max II 695 — Standard, ProContractor; Hi-Boy & Lo-Boy variants
- Ultra Max II 795 — Standard, ProContractor; Hi-Boy variants
- Ultra Max II 1095 — ProContractor, IronMan; Hi-Boy variants
- Ultra Max II 1595 — ProContractor, IronMan; Hi-Boy variants
- Mark IV Electric Airless Sprayers — selected models
- Mark V Electric Airless Sprayers — selected models
- Ultra / Ultra XT 650 — Lo-Boy
Tip: This OEM washer is used across many Graco frames and drive assemblies. If your sprayer is a 695/795/1095/1595 or Mark IV/V variant, there’s a strong chance it uses 116038. Check your unit’s parts list or serial-specific diagram to confirm.
What the Graco 116038 Wave Spring Washer Does
- Provides spring preload to keep mating parts snug and reduce chatter
- Helps maintain alignment in cart/drive and related assemblies
- OEM fit ensures proper thickness and spring rate versus generic washers
Quick Specs
| Attribute | Detail |
| OEM Part Number | 116038 |
| Part Type | Wave Spring Washer (preload/vibration control) |
| Manufacturer | Graco (Genuine OEM) |
| Typical Location | Cart / frame / drive assemblies (varies by model) |
When to Replace
- Visible flattening, cracking, or corrosion on the washer
- Loose play or vibration after assembly service
- Following teardown of cart/drive assemblies as part of preventive maintenance
Installation Notes
- Verify orientation: the wave profile must seat as shown in your model’s parts diagram
- Torque fasteners to spec; replace related thrust/flat washers if worn
- Confirm clearance after assembly—no binding or excessive end-play
Frequently Asked Questions
Yes—Graco 116038 is a genuine OEM wave spring washer designed for correct preload and durability on compatible sprayers.
It’s frequently listed in parts diagrams for Ultra Max II 695/795/1095/1595 (Standard, ProContractor, IronMan) and Mark IV/Mark V electric airless sprayers, plus selected Ultra / Ultra XT 650 units. Always confirm against your exact model/diagram.
Reuse isn’t recommended if the washer shows flattening, cracks, corrosion, or reduced spring tension. Replace during service for consistent preload.
Many do—this washer appears in multiple Hi-Boy/Lo-Boy configurations where the cart/drive assembly calls for a wave spring washer. Verify by checking your unit’s specific parts list.
Check the official Graco parts manual or your serial-specific diagram. Look for the listing “116038 — Washer, wave spring” in the frame or drive assembly section.
