Model 53818B: Barbed Fitting for 3/8" Outer Diameter Airline | 1/8" Male NPT

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KL 53818B

Regular price $3.29
Sale price $3.29 Regular price $3.29

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PROP 65 WARNING:
This product can expose you to chemicals which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, go to www.P65Warnings.ca.gov.

MODEL 53818B: BARBED FITTING FOR 3/8" O.D. AIRLINE | 1/8" MALE NPT

DEPENDABLE HIGH-PRESSURE PNEUMATIC HOSE INTEGRATION

Establish a secure and highly reliable hose connection within your onboard air distribution loop with the premium Kleinn Model 53818B Barbed Hose Fitting. Precision-engineered to handle transitions from solid threaded infrastructure to flexible lines, this commercial-grade plumbing component adapts standard 3/8" Outside Diameter (O.D.) flexible hose lines directly to a compact 1/8" NPT port. It serves as an essential interface for routing pneumatic lines to custom upfitter manifolds, auxiliary distribution blocks, air horns, and pressure control setups.

HIGH-GRIP BARBED ARCHITECTURE & LEAK-FREE COUPLING

The Model 53818B features a precision-machined single or multi-barb profile engineered to bite firmly into the inner lining of your flexible tubing, preventing high-pressure line blowouts or slow drop-offs. Outfitted with a standard 1/8" Male NPT thread configuration on one side and a rugged push-on barb on the other, it allows for clean, low-profile plumbing inside cramped engine bays, vehicle dashboards, or chassis frame rails. Built entirely from industrial-grade brass, it withstands aggressive automotive vibrations and severe environmental conditions with absolute consistency.

Why Choose the 53818B Barbed Fitting?

  • Heavy-Duty Barbed Grip: Deep mechanical barbs bite aggressively into flexible 3/8" O.D. tubing to create an unyielding connection capable of handling demanding PSI cycles.
  • Compact Sizing Adapter: Transitions standard 3/8" hose pathways straight into compact 1/8" Female NPT ports without stacking bulky adapter fittings or extension bushings.
  • Industrial Solid Brass Integrity: Precision-machined metal housing provides outstanding resistance to corrosion, high-pressure fatigue, and under-chassis road grime.
  • Vibration Resistant Fit: Deep, clean NPT thread cut ensures a permanent mechanical bond that stands up to rugged off-road trail use and continuous highway movement.

THE VERDICT: The definitive barbed adapter for flexible hose integration. The Model 53818B pairs a rugged, high-grip barbed profile with a low-profile 1/8" Male NPT footprint to guarantee your custom air system lines remain completely secure and leak-free.

What's Included in the Box

  • Barbed Adapter Fitting: One (1) Model 53818B 1/8" Male NPT Threaded to 3/8" O.D. Hose Barb Solid Brass Fitting.

🔴 PRO TIP: Lock down an absolute, blowout-safe connection on your air system lines. When pushing your 3/8" O.D. flexible tubing onto the barbed end, slide it completely flush against the hex shoulder, and always secure it with a matching hose clamp or crimp ferrule for total peace of mind. Apply a few drops of liquid anaerobic thread sealant compound like our genuine Kleinn JUICE exclusively across the 1/8" Male NPT threads to completely prevent slow, phantom pressure leaks.

PRODUCT SPECIFICATIONS

Feature Details
Part Number 53818B
Fitting Interface Type Threaded Male Hex Nipple to Hose Barb Adapter
Male Thread Connection Size 1/8" Male NPT (National Pipe Thread)
Compatible Hose Sizing 3/8" O.D. (Outer Diameter) Flexible Air / Pneumatic Tubing
Material Composition Precision Industrial-Grade Solid Brass Construction
Primary Functional Utility Adapting flexible 3/8" lines to 1/8" NPT ports on solenoids, air horns, upfitter manifolds, and gauges
Component Weight 0.05 lbs
Model 53818B: Barbed Fitting for 3/8" Outer Diameter Airline | 1/8" Male NPT

$3.29

Does it come with a warranty?

One-Year Limited Defect Warranty for Kleinn Automotive Accessories:

Kleinn Automotive Accessories is committed to delivering high-quality products to our customers. We stand behind the craftsmanship and materials of our products by offering a comprehensive one-year limited warranty. This warranty is extended to the original purchaser, ensuring that when our products are installed properly and used under standard conditions, they will be free from defects in workmanship and materials for a period of one year from the original date of purchase.

This warranty encompasses a promise that the product you have purchased will perform as expected under normal use conditions and will not suffer from flaws in materials or craftsmanship. However, it is important to note that this warranty does not cover any damage that results from abusive use, operation that is not in line with the product’s intended purpose, or harm resulting from exposure to harsh environmental conditions. In the event that a product is found to be defective within the warranty period following a thorough inspection, Kleinn Automotive Accessories reserves the right to either repair or replace the defective item at no additional charge to the purchaser. It is our goal to ensure that our products meet the high standards that our customers expect, but we also want to clarify that Kleinn is not responsible for covering any costs related to the installation of our products, nor are we liable for any loss or damage that may occur as a result of the repair or replacement process of any product under warranty.

Extended Two-Year Warranty for Select Products:

Understanding the specific needs of our customers and the demands placed on certain products, Kleinn Automotive Accessories is pleased to offer an exclusive extended two-year warranty for our 6450/6650 Compressors and 730 Horns. This special warranty extension reflects our confidence in these products’ durability and performance. Eligible products under this extended warranty will enjoy all the benefits of our standard one-year warranty with an additional year of protection, totaling two years from the date of purchase. This extended warranty coverage ensures that these specific models, recognized for their robustness and reliability, receive the extra assurance customers desire for these critical components.

Detailed Warranty Return Procedure:

Should you need to initiate a return under the warranty, we have a straightforward process designed to make it as convenient as possible for our valued customers. To start, you will need to email a copy of your sales receipt, which must be dated within the past year for standard warranty claims or within the past two years for claims under the extended warranty for the 6450 Compressors and 730 Horns. This email should be directed to our Warranty Manager and include your full name, email address, telephone number, and a concise description of the problem you are experiencing.

Upon receipt of your email, a dedicated representative from Kleinn Automotive Accessories will reach out to you directly. Our first step will always be to attempt to resolve the issue through technical support, aiming to provide a quick and effective solution. If the problem cannot be addressed remotely, our representative will issue a Return Authorization number. This number is crucial as it will identify your return throughout the inspection process. You are then required to send the product back to Kleinn Automotive Accessories for a comprehensive physical inspection.

Upon inspection, if the product is determined to be defective due to issues in workmanship or materials, Kleinn will undertake to either repair or replace the product at our discretion. We are committed to ensuring that our customers receive products that meet our high-quality standards, and we will make every effort to resolve warranty claims to your satisfaction. However, if the inspection reveals that the product does not have a material defect, we will return the unit to the customer. In such cases, the shipping costs for the return will be the responsibility of the customer.

Kleinn Automotive Accessories
4045 N. Highway Drive, Tucson, AZ 85705
Tel (520) 579-1531

What's the returns policy?

How To Return An Item

Your item must be in its original unused condition to be returned, unless there is a manufacturer defect. You must return the item within 30 days of your purchase.

1. Please email support@kleinn.com to request a refund and we will assign you a Return Authorization #.

2. Mail your returned item to:
Kleinn Automotive Accessories
Returns Department
4045 N Highway Drive
Tucson, AZ 85705

3. Include in your package a signed letter stating the reason for your return and the original receipt.

Return Non-Exceptions

Merchandise that has been worn, used, or altered will not be accepted for return or exchange.

Restocking Fee

All returns are subject to a 15% restocking fee, which will be deducted from your refund. If shipping and handling fees were applied to your order, they are non-refundable.