1621873000 Spacer Ring for Atlas Copco Compressor
1621873000 is the genuine Spacer Ring for Atlas Copco Compressor, an original Service Kits component for oil‑injected screw systems. This Spacer Ring maintains predetermined axial distance between rotating assemblies and stationary housings, preventing metal‑to‑metal contact while ensuring correct bearing preload across the entire operating temperature range.
1621873000 controls precise endplay within the compressor drive train, eliminating unintended shaft movement that causes premature seal wear. This genuine Service Kits component is manufactured to exact thickness tolerances. Welcome to contact us.
1621873000 is the genuine Spacer Ring for Atlas Copco Compressor, machined from high‑strength alloy steel with parallel ground faces for uniform load distribution. As a critical part of comprehensive Service Kits, this original component positions rolling element bearings at their optimal axial location within the compressor housing. Field data confirms that installing this genuine spacer ring restores factory bearing clearance specifications and prevents progressive rotor misalignment that would otherwise degrade volumetric efficiency and increase vibration levels across the power transmission path.
1621873000 is the original Spacer Ring for Atlas Copco Compressor, an essential genuine part for scheduled overhauls and preventive maintenance programs. This Service Kits component withstands sustained compressive loads, thermal expansion cycling, and lubricant exposure without dimensional creep or surface degradation. Replacing worn or deformed spacer rings with this original Atlas Copco part restores correct shaft‑to‑housing positioning, eliminates endplay‑induced seal leakage, and preserves original equipment integrity across extended service intervals. Welcome to contact us.
| Parts NO. | Name |
1621873000 |
1621 8730 00 – Spacer Ring |
| 1621872100 | 1621 8721 00 – Spacer Ring |
| 1623711900 | 1623 7119 00 – COOLER |
| 2204141700 | 2204 1417 00 – Temperature Sensor |
| 2901990925 | 2901 9909 25 – HOSE ASSEMBLY |
| 0337822900 | 0337 8229 00 – PARALLEL KEY |
2204212600 |
2204 2126 00 – Sensor T. Switch |
| 1089913935 | 1089 9139 35 – Fan Switch R134A 10,5Bar |
| 1622369240 | 1622 3692 40 – GEAR DRIVE |
| 1622369239 | 1622 3692 39 – GEAR DRIVE |
| 1320406700 | 1320 4067 00 – 3RD STG BEARING |
| 1320406710 | 1320 4067 10 – HI SPEED BEARINGS |
| Parts NO. | Name |
1089057544 |
1089 0575 44 – Pressure Sensor |
| 1089962512 | 1089 9625 12 – Pressure Sensor |
| 1089962516 | 1089 9625 16 – Pressure Sensor |
| 1089057545 | 1089 0575 45 – Pressure Sensor |
| 1089057533 | 1089 0575 33 – Pressure Sensor |
| 1089962530 | 1089 9625 30 – Pressure Sensor |
1089962535 |
1089 9625 35 – Pressure Sensor |
| 1089962534 | 1089 9625 34 – Pressure Sensor |
| 1089057555 | 1089 0575 55 – Pressure Sensor |
| 1089057595 | 1089 0575 95 – PRESSURE SENSOR |
| 1089057472 | 1089 0574 72 – TEMP.SENSOR L=3000 |
| 1089057554 | 1089 0575 54 – PRESS.TRANSDUCER |
For details about our product offerings, pricing, or potential partnerships, our sales team is ready to provide comprehensive information:
At ANWSK, we specialize in distributing air compressors and genuine original spare parts from leading brands like Atlas Copco, Ingersoll Rand, Epiroc, and CAT. Our product range includes oil-injected screw, oil-free screw, vane, centrifugal, portable compressors, and air dryers, catering to industries such as shipbuilding, mining, power supply, oil and gas, engineering, textiles, food & beverage, pharmaceuticals, cement, and automotive.
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Direct Sourcing & Authenticity:We source directly from manufacturers like Atlas Copco, CAT, etc. ensuring all spare parts are 100% original and new.
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Industry Expertise:With extensive experience across diverse sectors, we provide tailored solutions that enhance productivity and reliability.
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Comprehensive Support:We offer full-service support, including technical consultation, installation, maintenance, and emergency assistance.
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Commitment to Innovation:We stay updated with the latest advancements, providing cutting-edge technology for improved efficiency and sustainability.
ANWSK is your trusted partner for high-quality air compressor solutions, delivering value and reliability to every customer.
Inner packing:Poly bags Outer packing:Export carton We deliver this item to worldwide via postal air mail, express, air transportation, sea shipping, etc.
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If delivery time is not a critical factor and you prefer economical freight charges, you have the option of choosing postal air mail or sea shipping with a registered number. This method typically takes 15-30 days.
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For a quicker delivery, we offer express shipping through carriers such as DHL, UPS, FedEx, or EMS. While this service is fast, it comes with a higher cost, and you can expect delivery within 5-10 working days, including our Customs declaration for export.
For a quicker delivery, we offer express shipping through carriers such as DHL, UPS, FedEx, or EMS. While this service is fast, it comes with a higher cost, and you can expect delivery within 5-10 working days, including our Customs declaration for export.
1. Who are we? Established in Guangzhou, China, we operate within diverse markets, with a significant presence in the Domestic Market(20.00%),Western Europe(15.00%),Southeast Asia(12.00%),Southern Europe(10.00%),North America(7.00%),Eastern Europe(7.00%),Northern Europe(5.00%),South America(5.00%),Eastern Asia(5.00%),Mid East(5.00%),Oceania(3.00%),South Asia(2.50%),Africa(2.50%),Central America(1.00%). Our team, consisting of approximately 51-100 professionals, is dedicated to serving our customers worldwide. 2. Quality Assurance: Ensuring top-notch quality is a cornerstone of our operation. We adhere to OE standards and subject every product to rigorous testing before shipment. 3.Our Product Range: Explore our comprehensive selection, featuring air filter cartridges, air filters, oil/fuel filters, hydraulic filters, oil separators, air compressor parts, and more. 4. Why Choose Us: What sets us apart is our unique history as a formerly state-owned enterprise with almost 30 years of expertise. We prioritize quality and offer competitive pricing, making us a reliable choice in the market. 5. Our Services:
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Delivery Terms: FOB, CFR, CIF, EXW, FAS, CIP, FCA, CPT, DEQ, DDP, DDU, Express Delivery, DAF, DES
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Accepted Payment Currencies: USD, EUR, CNY
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Payment Types: T/T, MoneyGram, PayPal, Western Union, Cash, Escrow
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Languages Spoken: English, Chinese
Established in 2010, Answk Technology Co., Ltd has evolved into a versatile provider, specializing in electronic and mechanical products. The introduction of the Answk Filter Business Division in 2017 marked our dedication to developing cutting-edge dust-removing filter cartridges. With over 30 years of manufacturing experience, our factory prioritizes independent research and sources premium materials globally. Emphasizing quality control, we design major production machines in-house and offer specialized OEM and ODM services to meet custom needs across diverse industries, including the production of original air compressor parts and compatible components for cost-effective solutions. 
We provides air filter, oil/fuel filter, hydraulic filter, oil separator, air filter cartridge, air compressor parts, etc. These products cater to diverse industries such as shipbuilding, mining, power supply, air compressors, engineering machinery, and automotive. Our filters are perfectly compatibility of CATERPILLAR, HYUNDAI, JCB, FLEETGUARD, DOOSAN,SANY,VOLKSWAGEN,HONDA,ATLAS COPCO,INGERSOLL RAND etc. 
Committed to innovation and excellence, Our Factory is a trusted partner for businesses seeking customized solutions. Our empowering OEM&ODM service leverages manufacturing expertise, seamlessly integrating your unique ideas into the production process. Whether it’s a specific design or product modifications, we deliver high-quality, bespoke solutions with precision and efficiency.