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Graco 102216 Nut, Lock

The Graco 102216 Nut, Lock is a genuine OEM nylon-insert lock nut designed for secure fastening in high-vibration Graco pump assemblies.

  • Thread Size: 5/8-11 UNC
  • Used In: Bulldog, SaniForce 6:1, and FT14 pumps
  • Feature: Nylon insert prevents loosening under vibration
  • Ensures: Long-lasting, reliable assembly performance

Retail Price: $83.5
You save: $1.45 (1.74%)
Our Price: $82.05
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Genuine Replacement Overview – Graco 102216 Nut, Lock

Compatible Machines

  • Graco Bulldog / Sanitary Pump – Model 949444
  • Graco SaniForce 6:1 series – Models 24E836, 24E837, 24E838, 24E839, 24E840, 24F942
  • Graco FT14 Sanitary Pump – Models 949704, 570019

Product Details

The Graco 102216 Nut, Lock is a heavy-duty, vibration-resistant hex lock nut (nylon-insert / “nylock”) used on select Graco pump and frame assemblies. It secures tie rods and structural components to maintain alignment under load.

Specifications

Part Number 102216 (may appear as 102-216)
Description Nut, Lock (nylon-insert hex lock nut)
Thread Size 5/8-11 UNC
Typical Usage Tie-rod / frame fastening in Bulldog, SaniForce, and FT14 pump assemblies
Quantity on Some Models Often 3 per assembly (verify per model parts list)

Features & Benefits

  • Vibration-resistant nylon insert helps prevent loosening in high-duty cycles.
  • Correct fit for assemblies requiring 5/8-11 UNC threads.
  • OEM quality ensures alignment and sustained sealing performance of connected components.

Installation Notes

  • Always start threads by hand to avoid cross-threading on studs/rods.
  • Tighten evenly in a criss-cross pattern when used in multi-rod frames.
  • Torque to the value specified in your machine’s service manual; recheck after initial run-in.

Cross-References (Related Areas)

  • Tie rods / studs used in SaniForce & Bulldog frames
  • Frame brackets and clamp plates where 5/8-11 hardware is specified

Frequently Asked Questions

Yes—Graco 102216 is a 5/8-11 nylon-insert hex lock nut specified for select Graco pump/frame assemblies.

Documented examples include Bulldog 949444, SaniForce 6:1 (24E836, 24E837, 24E838, 24E839, 24E840, 24F942), and FT14 (949704, 570019). Always verify against the latest parts manual for your exact model.

Many assemblies show 3 pcs, but quantities can vary. Refer to your model’s bill of materials.

For best fit and reliability, use the OEM Graco 102216. Substitutions should match thread, material, and temperature/chemical compatibility.

Follow the torque values in your machine’s service manual. After initial operation, re-check torque on tie-rod/frame fasteners.

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