Question 1

What is an E-clip and when should I use it instead of a regular circlip?

Accepted Answer

An E-clip (also called E-ring) is a C-shaped or E-shaped retaining ring that installs radially (sideways) onto a shaft from outside the assembly - no pliers needed. Choose E-clips when: you need fast assembly/disassembly without special tools, space is limited for groove machining, parts require frequent replacement, or you're assembling consumer products with cost constraints. They're simpler than circlips but hold slightly less load.

Question 2

How do I install an E-clip correctly?

Accepted Answer

E-clips install by hand or with simple hand pressure. Align the E-clip with the shaft, holding one side, then snap or press it into the groove. It should sit fully in the groove with no gaps. No special pliers required - this makes them ideal for field repairs or consumer assembly. The groove must still be machined to DIN 6799 standards for proper seating and retention.

Question 3

What tolerances and groove specifications do E-clips require?

Accepted Answer

E-clips follow DIN 6799 / ISO 3075 standards. The shaft groove diameter, groove width, and groove depth must be exact. A loose groove reduces retention force and can cause the clip to slip. A tight groove may bend the clip during installation. We recommend groove gauges to verify dimensions. Our team can help confirm your groove specifications match the standard.

Question 4

Are E-clips strong enough for heavy machinery, or are they just for light duty?

Accepted Answer

E-clips are designed for light to medium-duty applications (typical load ratings 50-300 kg depending on size). For heavy machinery, bearings under high load, or applications with severe vibration, use standard DIN 471/472 circlips instead - they hold 2-3x more load. E-clips excel in consumer products, light machinery, appliances, and automotive accessories where assembly speed matters.

Question 5

What materials do you offer for E-clips?

Accepted Answer

We offer high-carbon spring steel (standard, cost-effective) and stainless steel (corrosion-resistant). Spring steel suits dry, indoor environments. Stainless steel is needed for: appliances (frequent washing), marine/outdoor equipment, food industry machinery, or any wet/chemical exposure. Stainless costs 2-3x more but lasts much longer in harsh environments.

Question 6

Can E-clips be removed and reused?

Accepted Answer

Yes, E-clips reuse well if removed carefully without bending. They have good memory - they spring back to original shape after removal. Don't reuse if the clip is permanently bent, cracked, or lost its spring tension. For consumer products with frequent disassembly (like toy assembly), E-clips are ideal because they handle multiple install/remove cycles without damage.

Question 7

What sizes and quantities do you stock?

Accepted Answer

We stock standard DIN 6799 E-clip sizes from 2mm to 50mm shaft diameter. Small orders (1-100 pieces) ship in 3-5 days. Bulk orders (500+) get volume pricing and custom lead times. Custom non-standard sizes take 2-3 weeks. Contact us with your shaft diameter and application - we'll confirm availability and provide a quick quote.

Parameter	Details
Standard	DIN 6799 / ISO 3075
Product Type	Retaining Ring / Circlip
Size Range	10 mm – 100 mm (custom available)
Material Options	Carbon Steel · Stainless Steel · Alloy Steel
Coatings	Phosphate · Zinc Plated · Electroless Nickel
Quality Assurance	ISO 9001:2015 · Batch Test Reports · COC Available
Packaging	Polybag · Box · Bulk — as per requirement

E-Clip

E-Clip

Technical Specifications

FAQs

Related Products

Internal Circlip

External Circlip

Internal Circlip

External Circlip

E-Clip

Spring Dowel Pins

Wave Washers

Disc Spring Washers