696ZZ 6x27x9mm U Groove Nylon Plastic Pulley Deep Groove Ball Bearing Wheel
696ZZ 6x27x9mm U Groove Nylon Plastic Pulley Deep Groove Ball Bearing Wheel
696ZZ 6x27x9mm U Groove Nylon Plastic Pulley Deep Groove Ball Bearing Wheel
696ZZ 6x27x9mm U Groove Nylon Plastic Pulley Deep Groove Ball Bearing Wheel
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696ZZ 6x27x9mm U Groove Nylon Plastic Pulley Deep Groove Ball Bearing Wheel696ZZ 6x27x9mm U Groove Nylon Plastic Pulley Deep Groove Ball Bearing Wheel696ZZ 6x27x9mm U Groove Nylon Plastic Pulley Deep Groove Ball Bearing Wheel696ZZ 6x27x9mm U Groove Nylon Plastic Pulley Deep Groove Ball Bearing Wheel

696ZZ 6x27x9mm U Groove Nylon Plastic Pulley Deep Groove Ball Bearing Wheel

HomeDIYer
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By HomeDIYer®

Price:
$2.03 USD
Stock:
In stock (500 units), ready to be shipped

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Description

696ZZ U Groove Nylon Pulley — Smooth, Quiet Rolling for DIY Automation Builds

When your linear rail, rope guide, or belt-driven system keeps jumping track or grinding under load, the culprit is almost always a poorly fitted pulley. Makers, workshop builders, and automation hobbyists who need a compact, low-friction wheel that stays quiet under continuous duty will find the 696ZZ U Groove Nylon Plastic Pulley a reliable drop-in solution.

Each pulley is built around a 696ZZ deep groove ball bearing core and fitted with a nylon outer wheel featuring a U-shaped groove profile. The overall dimensions are 6 mm bore × 27 mm outer diameter × 9 mm width (approx. 0.24" × 1.06" × 0.35"). The nylon rim keeps rolling noise low while the steel bearing handles radial loads cleanly. Available in packs of 1, 4, or 10 to match your project scale.

Typical use cases include DIY 3D-printer filament guides, small conveyor and rope-tensioning systems, sliding door or drawer glide assemblies, and compact belt-drive automation rigs where a 6 mm bore U groove pulley wheel is required.

⚙️ Compatibility: Fits 6 mm shafts or M6 bolts. U groove profile suits round ropes, cords, and small V-belts. Verify your shaft diameter and groove width before ordering.

✅ Key Features of These 696ZZ U Groove Nylon Pulley Wheels

🔩 696ZZ Deep Groove Ball Bearing Core

Pre-lubricated, double-shielded steel bearing delivers smooth rotation and handles both radial and light axial loads without play.

🔇 Nylon Outer Rim — Low Noise Operation

The engineering nylon wheel dampens vibration and runs quietly, making it suitable for indoor automation builds and workshop equipment.

📐 U Groove Profile for Secure Rope & Cord Tracking

The concave U groove keeps round ropes, cords, and small belts centered on the wheel, reducing derailment and wear on the guide medium.

📏 Compact 27 mm OD — Space-Saving Design

At just 27 mm outer diameter and 9 mm width, these pulleys fit into tight enclosures and compact linear motion frames where larger wheels won't clear.

🔄 6 mm Bore — Direct Shaft or M6 Bolt Mount

The 6 mm center bore accepts standard M6 bolts or 6 mm shafts directly, simplifying mounting without custom adapters or machining.

📦 Multi-Pack Options — 1, 4, or 10 Pieces

Order a single unit for a quick repair or a 10-pack for a full build run. All pieces in a pack are matched to the same specification.

📐 Technical Specifications — U Groove Nylon Pulley Wheel

Bearing Model 696ZZ
Bore Diameter (ID) 6 mm (0.24")
Outer Diameter (OD) 27 mm (1.06")
Width 9 mm (0.35")
Groove Type U Groove
Rim Material Nylon (PA)
Bearing Type Deep Groove Ball Bearing, Double-Shielded (ZZ)
Bearing Material Steel
Finish / Color See variant options
Max Radial Load See variant options
Pack Size 1 Pcs / 4 Pcs / 10 Pcs

❓ Frequently Asked Questions

What shaft or bolt size fits this pulley?

The bore diameter is 6 mm, so it fits standard 6 mm round shafts or M6 bolts directly. No bushing or adapter is needed for M6 hardware.

What type of rope or belt works with the U groove?

The U groove profile is designed for round ropes, cords, and small round-section belts. It is not intended for flat belts or standard V-belts with a trapezoidal cross-section. Check that your rope or cord diameter fits within the groove width before use.

Is the nylon rim strong enough for continuous-duty use?

Engineering nylon (PA) offers good wear resistance and moderate load capacity for light-to-medium duty applications such as rope guides, filament feeders, and small conveyor systems. For heavy industrial loads, a metal-rimmed pulley would be more appropriate.

Will this pulley corrode or rust?

The nylon outer rim does not corrode. The 696ZZ bearing is double-shielded and pre-lubricated, which protects the steel races from light moisture exposure. Avoid prolonged submersion or highly corrosive environments to maintain bearing life.

How do I choose between the 1 Pcs, 4 Pcs, and 10 Pcs options?

Select 1 Pcs for a single replacement or prototype test. Choose 4 Pcs if your build uses multiple guide points — for example, a two-axis gantry typically needs 4 pulleys. The 10 Pcs pack offers the best per-unit value for full project builds or workshop stock.

Can I use this pulley as an idler in a belt-drive system?

Yes, the 696ZZ bearing core allows free spinning on a fixed M6 bolt, making it suitable as an idler or tensioner pulley in light belt-drive and rope-drive systems. Ensure the belt or cord profile matches the U groove shape.

Are all pieces in a multi-pack identical in specification?

Yes. All pulleys within a single pack are manufactured to the same 6×27×9 mm specification and use the same 696ZZ bearing, so they are interchangeable within your build.

🛒 Select your pack size (Amount) above, then add to cart.

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