Description

Applications

• Designed for clear liquid applications, especially in water-related systems.
• Widely used in:
  • Water treatment plants
  • Cooling tower pumps
  • Domestic household pumps

Key Advantages

• Compact Design: Perfectly fits small bores with limited axial space.
• Self-Aligning: Compensates for shaft ovality or bearing play for consistent performance.
• Anti-Clogging Helicoil Spring: Ensures reliable sealing without clogging.

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Operating Parameters

• Shaft Diameter: 6 to 70 mm
• Pressure: Vacuum to 1 Bar
• Temperature: -20°C to 120°C
• Speed: Up to 10 m/s

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Materials

• Seal Faces: Carbon/Silicon Carbide/Tungsten Carbide/Aluminum Oxide
• Secondary Seals: NBR/FKM/EPDM
• Metal Components: SS-316/SS-304

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Design Features

• Easy to install with minimal components.
• Requires minimal axial and radial space.
• Operates independently of rotation direction.
• Robust, reliable design suitable for diverse applications.

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Seal Diagram

 

 

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Dimensional Data

Dimensional Data Metrics

D1	D2	D3	D4	L1	L2
6	18	23	22	8	4
			18	8	4.8
8	20	23	22	11	4
8	24	27	26	11	8
			26	11	5.5
10	24	27	26	11	8
			26	11	5.5
11	24	27	26	11	8
			26	11	5.5
12	24	27	26	11	8
			26	11	5.5
12	24	27	26	12.8	8
			26	12.8	5.5
			25	12.8	5
13	24	27	26	12.8	8
			26	12.8	5.5
14	28	30	28.5	12.8	7.5
			29.5	12.8	8
14	28	30	28.5	15.3	7.5
14	32	35	29.5	12.8	8
15	32	35	29.5	12.8	8
16	32	35	29.5	12.8	8
			30	12.8	6
			38	12.8	8
16	39	43	42	12.8	8
17	39	43	42	12.8	8
18	39	43	42	12.8	8
19	39	43	42	12.8	8
20	35	39	35	17.8	7.5
20	39	43	42	12.8	8
20	42	47	45	12.8	10
22	42	47	45	12.8	10
23	47	52	50	13.5	10
24	47	52	50	13.5	10
25	42	52	50	13.5	10
			45	13.5	10
25	47	52	50	13.5	10
26	47	52	50	13.5	10
27	47	52	50	13.5	10
28	54	60	57	15	10
30	54	60	57	15	10
32	54	60	57	15	10
35	60	70	63	16	10
38	65	75	68	18	12
40	65	75	68	18	12
45	70	80	73	20	12
50	85	95	88	23	15
60	105	115	110	30	15
70	105	115	110	32	15

 

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Industries

• Automotive: Reliable sealing in coolant systems for consistent performance.
• Biofuels: Prevents leakage in biodiesel and ethanol processes.
• Food & Beverage: Provides hygienic sealing for pumps in water filtration.
• Marine: Durable sealing under harsh seawater conditions.
• Metal & Glass-Working: Effective sealing in cooling water circuits for precision operations.
• Mining & Minerals: Withstands abrasive slurry in dewatering applications.
• Power Generation: Maintains efficiency in cooling tower pumps.
• Pulp & Paper: Ensures smooth water flow in paper processing systems.
• Water & Wastewater: Seals pumps for efficient water treatment operations.
• Petrochemicals: Reliable sealing for auxiliary water pumps.
• Pharmaceutical: Hygienic and efficient in clean water systems.

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Orbit’s OLR Rubber Bellow Seal – Engineered for unmatched sealing integrity in water systems.