
38903 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $19.12 | Condition is New, Fixed Orifice Tube Four Seasons 38903, FREE SHIPPING | 99.5% |
![]() | $15.47 | Top Pick! Condition is New, A/C Orifice Tube 4 Seasons 38903, shipping cost = $5.72 | 99.8% |
![]() | $22.35 | Condition is New, A/C Orifice Tube 4 Seasons 38903, FREE SHIPPING | 99.3% |
![]() | $22.39 | Top Pick! Condition is New, A.C. Orifice Tube Fits Saab 9-7x Chevy Silverado & GMC Yukon Four Seasons 38903, FREE SHIPPING | ![]() |
![]() | $22.65 | Condition is New, Fixed Orifice Tube Four Seasons 38903, FREE SHIPPING | 97.5% |
![]() | $22.88 | Top Pick! Condition is New, A/C Orifice Tube 4 Seasons 38903, FREE SHIPPING | 99.9% |
![]() | $23.09 | Condition is New, Fixed Orifice Tube Four Seasons 38903, FREE SHIPPING | 99.9% |
![]() | $24.69 | Condition is New, A/C Orifice Tube 4 Seasons 38903, FREE SHIPPING | 98.3% |
![]() | $24.77 | Condition is New, Fixed Orifice Tube Four Seasons 38903, FREE SHIPPING | 99.2% |
![]() | $24.86 | Condition is New, Four Seasons For Chevy Trailblazer 2004-2009 38903 A/C Orifice Tube, FREE SHIPPING | 98.1% |
![]() | $25.96 | Top Pick! Condition is New, Four Seasons For Chevy Trailblazer 2004-2009 38903 A/C Orifice Tube, FREE SHIPPING | 97.9% |
![]() | $26.35 | Condition is New, A/C Orifice Tube 4 Seasons 38903, FREE SHIPPING | 98.9% |
![]() | $26.72 | Condition is New, A/C Orifice Tube fits 2005-2009 Saab 9-7x FOUR SEASONS, FREE SHIPPING | 99.4% |
![]() | $15.41 | Condition is New, Genuine FOUR SEASONS Standard Temp Automatic Adjusting Orifice Tube 38903, shipping cost = $12.50 | 99.2% |
![]() | $27.95 | Condition is New, A/C Orifice Tube 4 Seasons 38903, FREE SHIPPING | 99.1% |
![]() | $27.95 | Top Pick! Condition is New, A/C Orifice Tube 4 Seasons 38903, FREE SHIPPING | 99.3% |
![]() | $28.86 | Condition is New, A/C Orifice Tube 4 Seasons 38903, FREE SHIPPING | ![]() |
![]() | $24.99 | Condition is New, A/C Orifice Tube 4 Seasons 38903, shipping cost = $5.72 | 100.0% |
![]() | $29.07 | Condition is New, Fixed Orifice Tube Four Seasons 38903, FREE SHIPPING | 99.5% |
![]() | $29.54 | Top Pick! Condition is New, A/C Orifice Tube 4 Seasons 38903, FREE SHIPPING | ![]() |
![]() | $29.77 | Top Pick! Condition is New, Fixed Orifice Tube Four Seasons 38903, FREE SHIPPING | 99.7% |
![]() | $29.92 | Condition is New, A/C Orifice Tube 4 Seasons 38903, FREE SHIPPING | 99.8% |
![]() | $30.67 | Condition is New, Fixed Orifice Tube Four Seasons 38903, FREE SHIPPING | ![]() |
![]() | $32.72 | Condition is New, 38903 4-Seasons Four-Seasons A/C Orifice Tube Front for Chevy Suburban Avalanche, FREE SHIPPING | 99.4% |
![]() | $32.72 | Condition is New, 38903 4-Seasons Four-Seasons A/C Orifice Tube Front for Chevy Suburban Ram Truck, FREE SHIPPING | 99.4% |
![]() | $32.72 | Condition is New, 38903 4-Seasons Four-Seasons A/C AC Orifice Tube Front for Chevy Yukon Suburban, FREE SHIPPING | 99.4% |
![]() | $32.72 | Condition is New, 38903 4-Seasons Four-Seasons A/C AC Orifice Tube Front for Chevy Suburban Yukon, FREE SHIPPING | 99.4% |
![]() | $32.72 | Condition is New, 38903 4-Seasons Four-Seasons A/C Orifice Tube Front for Chevy Suburban Avalanche, FREE SHIPPING | ![]() |
![]() | $32.72 | Condition is New, 38903 4-Seasons Four-Seasons A/C Orifice Tube Front for Chevy Suburban Avalanche, FREE SHIPPING | ![]() |
![]() | $32.72 | Condition is New, 38903 4-Seasons Four-Seasons A/C AC Orifice Tube Front for Chevy Yukon Suburban, FREE SHIPPING | ![]() |
![]() | $32.72 | Condition is New, 38903 4-Seasons Four-Seasons A/C Orifice Tube Front for Chevy Suburban Avalanche, FREE SHIPPING | 99.4% |
![]() | $32.72 | Condition is New, 38903 4-Seasons Four-Seasons A/C Orifice Tube Front for Chevy Suburban Avalanche, FREE SHIPPING | ![]() |
![]() | $32.72 | Top Pick! Condition is New, 38903 4-Seasons Four-Seasons A/C AC Orifice Tube Front for Chevy Yukon Suburban, FREE SHIPPING | ![]() |
![]() | $32.72 | Condition is New, 38903 4-Seasons Four-Seasons A/C AC Orifice Tube Front for Chevy Yukon Suburban, FREE SHIPPING | ![]() |
![]() | $32.99 | Condition is New, Four Seasons A C Orifice Tube P N 38903, FREE SHIPPING | 99.3% |
![]() | $17.02 | Condition is New, Genuine FOUR SEASONS Standard Temp Automatic Adjusting Orifice Tube 38903, shipping cost = $16.99 | 96.9% |
![]() | $33.29 | Top Pick! Condition is New, A/C Orifice Tube 4 Seasons 38903, FREE SHIPPING | ![]() |
![]() | $34.20 | Condition is New, 38903 4-Seasons Four-Seasons A/C Orifice Tube Front for Chevy Suburban Ram Truck, FREE SHIPPING | ![]() |
![]() | $34.20 | Top Pick! Condition is New, 38903 4-Seasons Four-Seasons A/C AC Orifice Tube Front for Chevy Suburban Sedan, FREE SHIPPING | ![]() |
![]() | $34.20 | Top Pick! Condition is New, 38903 4-Seasons Four-Seasons A/C AC Orifice Tube Front for Chevy Sedan Chevrolet, FREE SHIPPING | ![]() |
![]() | $34.20 | Condition is New, 38903 4-Seasons Four-Seasons A/C AC Orifice Tube Front for Chevy Suburban Sedan, FREE SHIPPING | ![]() |
![]() | $34.20 | Condition is New, 38903 4-Seasons Four-Seasons A/C AC Orifice Tube Front for Chevy 61 Special, FREE SHIPPING | ![]() |
![]() | $35.85 | Condition is New, Four Seasons 38903 Standard Temp Automatic Adjusting Orifice Tube, FREE SHIPPING | 99.4% |
![]() | $35.95 | Condition is New, A/C Orifice Tube 4 Seasons 38903, FREE SHIPPING | 99.3% |
![]() | $16.70 | Condition is New, A/C Orifice Tube 4 Seasons 38903, shipping cost = $20.42 | 99.6% |
![]() | $18.06 | Condition is New, A/C Orifice Tube 4 Seasons 38903, shipping cost = $19.96 | 99.4% |
![]() | $38.95 | Condition is New, A/C Orifice Tube 4 Seasons 38903, FREE SHIPPING | 99.2% |
![]() | $39.62 | Condition is New, 38903 4-Seasons Four-Seasons A/C Orifice Tube Front for Chevy Suburban Ram Truck, FREE SHIPPING | ![]() |
![]() | $39.62 | Condition is New, 38903 4-Seasons Four-Seasons A/C Orifice Tube Front for Chevy Suburban Ram Truck, FREE SHIPPING | ![]() |
![]() | $39.62 | Condition is New, 38903 4-Seasons Four-Seasons A/C Orifice Tube Front for Chevy Suburban Ram Truck, FREE SHIPPING | 99.5% |
![]() | $46.99 | Top Pick! Condition is New, A/C Orifice Tube 4 Seasons 38903, FREE SHIPPING | ![]() |
![]() | $48.05 | Condition is New, VEMO V20-73-0002 HVAC Pressure Switch for TSP0435008 8880900008 860150N di, FREE SHIPPING | 99.4% |
![]() | $16.56 | Condition is New, A/C Orifice Tube 4 Seasons 38903, shipping cost = $35.00 | 99.7% |
![]() | $53.32 | Condition is New, 4 Seasons HVAC Blower Motor Resistor Connector For 2011-2019 Kia Sorento, FREE SHIPPING | ![]() |
![]() | $146.28 | Condition is New, 4 Seasons A/C Compressor Clutch For 1985-1991 GMC Jimmy, FREE SHIPPING | ![]() |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $9.00 | Condition is New other (see details), FOUR SEASONS 39803 A/C SMART ORIFICE TUBE WITH CONDENSER MOUNT TOP, FREE SHIPPING | 99.4% |
![]() | $13.99 | Condition is New other (see details), FOUR SEASONS 38903 AIR CONDITIONING ORIFICE TUBE - NOS - FREE SHIPPING, FREE SHIPPING | 99.6% |
![]() | $9.95 | Condition is New other (see details), Four Seasons Orifice Tube lot of 7 A/C 38623, 38638, 38639, 38903, 38902, shipping cost = $7.00 | 99.8% |
![]() | $16.49 | Condition is New other (see details), Fixed Orifice Tube Four Seasons 38903, shipping cost = $5.99 | 99.8% |
![]() | $50.00 | Condition is New other (see details), READY AIRE 4671 ORIFICE TUBES SAME AS FOUR SEASONS 38903 LOT OF 9, FREE SHIPPING | 100.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $18.78 | Condition is Used, For Dodge Ram 3500 1994-1997 Four Seasons 38903 A/C Orifice Tube, shipping cost = $19.73 | 99.0% |
![]() | $18.78 | Condition is Used, For Chevy K1500 1990-1995 Four Seasons 38903 A/C Orifice Tube, shipping cost = $19.73 | 99.0% |
![]() | $18.78 | Condition is Used, For GMC K2500 1990-1999 Four Seasons 38903 A/C Orifice Tube, shipping cost = $19.73 | 99.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $39.14 | Condition is Brand New, VEMO Air Conditioning Pressure Switch for BMW 3 Touring (E36) 1997-03 to 1999-05, shipping cost = $67.84 | 99.8% |

Product Description: Seasons 38903 Orifice Tube
The Seasons 38903 Orifice Tube is an essential component in various industrial applications, particularly in fluid metering and control systems. Its robust design and reliable performance make it a top choice for engineers and technicians who demand precision and durability.
The tube is made of high-quality, corrosion-resistant materials, such as brass or stainless steel, ensuring longevity even in harsh environments. The material's resistance to corrosion and wear makes it ideal for use in applications involving chemicals, acids, or other corrosive substances.
The tube's unique orifice design facilitates accurate measurement and control of fluid flow rates. The orifice plate is precision-machined to ensure a consistent flow rate and minimal pressure loss. The plate's shape and size are customizable to meet the specific requirements of various applications.
The Seasons 38903 Orifice Tube comes with a flange connection, which makes installation and removal easy. The flanges are available in various materials, including cast iron, steel, and brass, to accommodate different pressure classes and temperature ranges. The tube's compatibility with a wide range of process connections and instruments allows it to be integrated seamlessly into various fluid control systems.
The tube's high flow capacity and low pressure drop make it ideal for use in high-volume applications, such as water treatment plants, oil refineries, and chemical processing industries. Its ability to handle large flow rates while maintaining accurate flow measurements is a significant advantage for applications where precise control of fluid flow is crucial.
The Seasons 38903 Orifice Tube is manufactured to meet the highest industry standards, ensuring consistent quality and reliability. Its rugged construction and precise engineering make it a dependable and long-lasting solution for fluid metering and control applications. Whether you're looking for a replacement part or a new component for your fluid control system, the Seasons 38903 Orifice Tube is an excellent choice.
Orifice tubes are essential components in various industrial processes, including fluid measurement and pressure regulation. When considering the purchase of an orifice tube, specifically models 3890 and 303, it's essential to weigh their pros and cons to make an informed decision.
Orifice Tube Model 3890: Pros:1. Widely recognized and accepted in the industry due to its durability and accuracy.
2. Suitable for high-pressure and high-temperature applications due to its robust design.
3. Offers excellent accuracy and repeatability in flow measurement.
4. Available in various materials to cater to different applications, such as stainless steel and Monel.
Cons:1. Higher cost compared to other orifice tube models due to its superior design and materials.
2. Installation and removal can be complex, requiring specialized tools and knowledge.
3. Sensitive to upstream and downstream conditions, which may affect accuracy.
Orifice Tube Model 303: Pros:1. More cost-effective compared to model 3890 due to its simpler design.
2. Widely used in various industries, including water and wastewater treatment.
3. Easy to install and remove, requiring minimal specialized tools and knowledge.
4. Suitable for lower pressure and temperature applications.
Cons:1. Less accurate and repeatable compared to model 3890, which may affect measurement precision.
2. Not suitable for high-pressure and high-temperature applications.
3. Prone to fouling and wear, which may require frequent maintenance.
Conclusion:Both orifice tube models, 3890 and 303, have their unique advantages and disadvantages. Model 3890 provides superior accuracy and durability, making it an ideal choice for high-pressure and high-temperature applications where precise measurement is essential. However, its higher cost and complex installation may be a deterrent for some applications.
On the other hand, model 303 is a cost-effective option suitable for lower pressure and temperature applications. Its simpler design makes it easier to install and maintain, but its lower accuracy and sensitivity to upstream and downstream conditions may impact its measurement precision.
Recommendation:If precision and durability are top priorities, and your application involves high-pressure and high-temperature conditions, then investing in model 3890 is recommended. However, if cost is a significant factor, and your application involves lower pressure and temperature conditions, then model 303 may be a more suitable choice. It's essential to carefully consider your application requirements before making a purchase decision.
Details:
Part number: 38903.
specifications maxohvac:
- brand: Four Seasons
- mpn: 38903
- part type: Tube
- fit type: Vehicle Specific
- included components: Orifice Tube
- color: Black
- item length: 2.54
- material: Metal
- unit count: 1.0
- upc: 963613890386
- package dimensions lxwxh: 5.0x2.6x1.0 Inches
- weight: 0.05 Pounds
offer maxohvac:
- options: ship-to-home
- availability: in stock
- prices: $9.00–$146.28
- item condition:
- New
- New other (see details)
- Used
- Brand New
- started: april 8, 2025
- sold #: 18
- in stock #: 5
general maxohvac:
- category: Business & Industrial > Hvac Refrigeration
payments maxohvac:
- other
- credit card: diners-club
- wallet: google-pay
returns maxohvac:
- method: money back
- paid by: seller
- policy: returns accepted
- time: 30 days
seller maxohvac:
- rating: 100.0%
- # reviews: 17
- city: boise, idaho
shipping maxohvac:
- class: expedited
- type: fixed
- transit: 4-10 days
- service: expedited
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