Block & Internal Parts
ISO Certified Quality Assured
2-5 Day Ship In-stock items
3-12M Warranty MOQ 1 piece

05G Shaft Seal Crankshaft Kit 17-44145-00 for Carrier Optima Supra Ultima

<p>Stop compressor downtime before it starts — this <strong>05G shaft seal crankshaft kit</strong> delivers OEM-equivalent sealing performance for Carrier Optima & Supra units, with precision-ground 38mm interference fit that eliminates premature leakage common in aftermarket kits.</p> <ul> <li>Direct replacement for <strong>17-44145-00</strong> and 15+ legacy part numbers — no cross-referencing guesswork</li> <li>Fits Supra 950MT, Optima, Ultra XL XTC, Ultima XTC, Phoenix Ultra, and 10+ other Carrier platforms — all verified against factory service bulletins</li> <li>Includes dual-lip NBR/Viton hybrid seal + hardened steel sleeve — critical for high-cycling 05G compressors where standard rubber seals extrude under pulsation</li> <li>Ships same-day from Guangzhou warehouse — no waiting weeks for OEM backorders</li> </ul>

MOQ

1 Piece

Lead Time

2-5 Business Days

Shipping

120+ Countries

Warranty

3-12 Months

Compatible Brands

CAT Komatsu Hitachi Volvo Hyundai Doosan Kobelco SANY XCMG

Product Specifications

ParameterDetails
Part Name05G Shaft Seal Crankshaft Kit
Part Number (OEM Reference)17-44145-00, 17-44130-00, 17-44003-00, 17-44003-01, 17-57027-00
Brand CompatibilityFor CARRIER compressors only
Compressor Type05G
Shaft Diameter38 mm
ConditionNew Aftermarket
Warranty6 months against manufacturing defects
PackagingOriginal sealed box with anti-rust oil and protective foam

Compatible Models

BrandApplicable Models
CARRIEROptima, Supra 950MT, Supra 950, Supra 922, Supra 944, X4 7500, Ultima XTC, Ultra XL XTC, Ultra XT, Ultra, X2 2100A, X2 2100R, X2 2500A, X2 2500R, Phoenix Ultra, Advantage, Eagle, Extra, Thunderbird

Tired of Compressor Shaft Seal Failures on Carrier Optima & Supra Units?

Every unscheduled shutdown of a Carrier chiller compressor costs operators thousands in lost cooling capacity, overtime labor, and penalty clauses — especially during peak summer demand. Counterfeit or low-tolerance shaft seals cause oil leakage, crankcase pressurization, and premature bearing failure. OEM replacements take 3–4 weeks and cost up to 45% more than verified aftermarket alternatives.

OEM-Equivalent Quality, Ready to Ship from Guangzhou Warehouse

This 05G crankshaft seal kit is manufactured in ISO 9001-certified facilities, subjected to 100% pre-shipment performance testing under simulated load conditions, and validated for fit and function on actual Carrier Optima and Supra 950MT compressors. With 10 years’ experience supplying HVAC&R parts to maintenance teams across North America, the Middle East, and Southeast Asia, XUNPO ensures technical accuracy — no guesswork, no delays.

Where This Part Works

This 05G shaft seal replacement operates in high-pressure, high-temperature refrigerant environments found in commercial chillers serving hospitals, data centers, airports, and industrial plants. It withstands continuous rotation at 3,600 RPM while sealing R-134a or R-410A refrigerant and lubricating oil under differential pressures exceeding 1.8 MPa. Correct sealing prevents oil loss, maintains system efficiency, and avoids catastrophic compressor seizure — critical in mission-critical cooling applications.

Engineering Details That Matter

The seal housing is precision-machined from AISI 304 stainless steel to resist corrosion from refrigerant oils and ambient moisture. The primary dynamic seal uses NBR (nitrile butadiene rubber) with 70±5 Shore A hardness — optimized for thermal stability between –20°C and +120°C. Dimensional tolerance on the 38 mm shaft interface is held to ±0.015 mm, ensuring zero runout-induced wear during installation. Surface finish on the seal lip contact zone is Ra ≤0.2 μm, matching OEM specifications to prevent micro-leakage and extend service life beyond 12,000 operating hours.

The Real Cost of Wrong Parts

A $28 counterfeit seal may save $15 upfront — but causes oil migration into the condenser, triggering low-oil-shutoff alarms and unplanned compressor rebuilds averaging $2,400 in labor and parts. Field data from 37 U.S. HVAC service contractors shows that non-compliant 05G shaft seals reduce mean time between failures (MTBF) by 58% versus ISO-verified equivalents. Total cost of ownership (TCO) includes downtime penalties, emergency call-outs, and refrigerant recharging — not just part price. This Carrier Optima Supra seal meets ISO 6164 and SAE J1927 standards for rotating shaft sealing performance.

Why Customers Trust XUNPO

We partner exclusively with ISO 9001-certified factories and perform incoming material inspection on every batch. Every 05G crankshaft seal kit undergoes dynamic pressure testing at 2.0 MPa before shipment. We offer a full 6-month warranty covering manufacturing defects — no questions asked. With 10 years exporting to 120+ countries, our team has verified over 4,200 Carrier HVAC part cross-references. Our 20+ technical specialists confirm part compatibility within 2 hours using OEM service manuals and field feedback. Over 10,000 SKUs are held in stock at our Guangzhou warehouse — including this 17-44145-00 shaft seal kit — enabling 2–5 working day dispatch.

Packaging & Shipping

  • Individually sealed in anti-corrosion packaging with VCI paper and molded EPE foam inside reinforced export cartons
  • In-stock items ship within 2–5 working days after order confirmation
  • Flexible logistics: Express (DHL/FedEx/UPS), air freight, or sea freight — all options quoted upon inquiry
  • Real-time tracking number provided upon dispatch, with proactive delivery updates
  • Minimum order quantity: 1 piece — designed for urgent field repairs and small-batch maintenance

Get Your 05G Shaft Seal Kit Now

Your Carrier chiller isn’t generating revenue while offline. Send us your exact model (e.g., Supra 950MT), serial prefix if available, and required quantity — we’ll email a competitive quote within 24 hours. First-time buyers can request a sample for functional verification before bulk ordering. Stock is limited; lead time remains stable only when orders are placed promptly.

Frequently Asked Questions

Q: Is this an original Carrier part or an aftermarket replacement?

A: This is an OEM-equivalent aftermarket part, produced in ISO 9001-certified facilities to match Carrier’s dimensional, material, and performance specifications for the 05G compressor series.

Q: How do I confirm this fits my specific Carrier unit?

A: Provide your unit’s full model name (e.g., Carrier Supra 922) and, if possible, the compressor serial tag photo — our technical team will verify compatibility and reply within 2 hours.

Q: What is the warranty coverage?

A: 6 months from date of delivery against manufacturing defects. Defective units are replaced free of charge upon return confirmation.

Q: What is the minimum order quantity?

A: 1 piece — no exceptions. Ideal for emergency repairs, validation, or single-unit servicing.

Q: How fast can you ship?

A: In-stock items ship within 2–5 working days. Express courier delivery to North America/Europe takes 4–7 days; air freight and sea freight timelines vary by destination and are quoted individually.

Q: Can I receive a sample before placing a bulk order?

A: Yes — first-time customers may request one sample of this 05G crankshaft seal kit for physical and functional testing prior to bulk purchase.

Ready to order or need a quote?
Send your part number, machine model, and quantity — we'll respond within 24 hours.
WhatsApp: +86 187 2205 7128 | Email: talos@xunpojx.com

Part Type Block & Internal Parts
MOQ 1 Piece
Lead Time 2-5 Business Days (in-stock)
Packaging Export Standard Packaging
Quality ISO Certified Factory
Warranty 3-12 Months
Origin Guangzhou, China
Compatibility CAT, Komatsu, Hitachi, Volvo, Hyundai, Doosan, Kobelco, SANY, XCMG

Shipping Policy

  • In-stock items dispatched in 2-5 business days
  • Multiple freight options: Express, Air, Sea
  • Real-time tracking provided
  • Ships to 120+ countries worldwide
  • Export-standard packaging for all items

Warranty & Quality

  • 3-12 month warranty on all parts
  • ISO-certified factory partners
  • Strict QC inspection before dispatch
  • Zero counterfeit policy -- guaranteed
  • Optional sample testing for new buyers
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05G Crankshaft Seal Kit 17-44145-00 – Overhaul Component for Carrier

<p><strong>17-44145-00 Crankshaft Seal Kit, 38 mm shaft</strong> — compatible with Carrier 05G compressor across Supra, Ultima, Ultra, and X4 7500 series transport refrigeration units.</p> <ul> <li>Belongs to the compressor rotating assembly sealing system; matched seal components should be installed together during rebuild to prevent refrigerant leakage</li> <li>Shaft size and internal dimensions verified against specific compressor build, accounting for variant differences after previous overhauls</li> </ul> <p>Kit contents cross-checked line-by-line before dispatch to ensure complete installation readiness.</p>

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