Please wait while we process your order...

Product successfully added to your cart.
Cart Image

Quantity in Cart: 1

Continue Shopping Shopping Cart
Item removed from Cart
X
 
×

sprayersandparts Logo

Product Image

Graco 101533 Spring Lock Washer

The Graco 101533 Spring Lock Washer is a genuine OEM fastener designed to prevent loosening under vibration, ensuring reliable performance in Graco sprayers and ram assemblies.

  • Part Number: 101533
  • Type: Spring Lock Washer (7/8")
  • Used In: Ram units, Supply systems, HydraMax sprayers
  • Function: Prevents fastener loosening under vibration

$10.85
0
Based on 0 reviews
5 ★
0%
4 ★
0%
3 ★
0%
2 ★
0%
1 ★
0%

Compatible Machines — 101533 Spring Lock Washer

  • Graco Supply Units / Ram Assemblies — various single/dual-post ram bases and tie-rod assemblies
  • Graco General Industry Supply Systems — ram base/mounting locations calling for a spring lock washer
  • Graco Air-Powered Ram (3" with integrated air controls) — tie-rod and frame fastener stacks
  • Graco HydraMax Sprayers — HydraMax 225, HydraMax 300, HydraMax 350
  • Graco 1:1 Extruder — fastener locations requiring lock retention under vibration

Part Overview

The Graco 101533 Spring Lock Washer is a genuine OEM lock washer used to prevent loosening of nuts/bolts in high-vibration assemblies. It is commonly found in ram units, supply systems, select HydraMax sprayers, and 1:1 extruders.

Key Specs

Part Number 101533
Type Spring Lock Washer (lock-retaining washer)
Nominal Size 7/8 in (as referenced in multiple Graco ram/supply system parts lists)
Category Fastener hardware — vibration resistance
OEM Genuine Graco replacement component

Common Uses

  • Securing frame/tie-rod stacks on ram assemblies
  • Fastener retention on supply systems and extruders
  • High-vibration locations on HydraMax sprayers

Install & Service Notes

  • Place the spring lock washer under the nut/bolt head with full, flat seating before torquing.
  • Follow the specific model’s service manual for torque values and stack order (washer orientation matters).
  • Replace any visibly flattened, cracked, or corroded lock washer during service.

Frequently Asked Questions

It is referenced in Graco parts lists as a 7/8" spring lock washer. Always verify against your model’s parts diagram to confirm stack order and quantity.

If your parts manual calls out 101533 (or a 7/8" spring lock at that location), it will fit. Check the exact assembly (ram, frame, tie-rod, or pump mount) and quantity required.

Ensure flat seating, follow manufacturer torque specs, and replace worn hardware as a set (bolt, nut, and washer) when there’s visible wear or repeated loosening.

Use the specification listed in your exact model’s manual (material/finish can vary by environment). When the part number is 101533, this OEM washer is the intended replacement.

Subscribe to our newsletter to get exclusive discounts and new theme launches right in your inbox.

You may unsubscribe at any moment. For that purpose, please find our contact info in the legal notice.

Payment Method   Payment Method   Payment Method   Payment Method 

ADDRESS