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Earls

Tube Nut 4an (2pk)

$11.25 $10.40 Save $0.85

SKU: E00A AT581804ERL

Special Order
Special Order
Ships in 4–6 weeks
Free Shipping over $200
$100 Minimum Order
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Beginner — under 30 min

Overview

The Earl's AT581804ERL is a tube nut fitting designed for various plumbing situations and custom applications. It features a 1/4 inch tube size and a -4 AN female size.

Constructed from durable 2024 aluminum with a black anodized finish, this fitting is part of Earl's Premium product line. It is sold in a package of two.
Show original supplier description

Part #: AT581804ERL

Hard anodized aluminum coating penetrates aluminum for wear and corrosion resistance. Made in the USA. Available for any plumbing situation and many custom applications. Provides an aggressive look. Lasts twice as long as a traditional anodized fitting.

Features:

  • Available for Any Plumbing Situation And Many Custom Applications
  • Black Anodized
  • Black Anodized
  • Made In The USA
  • For Any Plumbing Situation

Aluminum Tube Nut | Fitting Size: -4AN | Tube Size: 1/4 in. | Anodized Black | 2 pc. | Bagged Packaging

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

Fitment Guaranteed

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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandEarls
Part NumberE00A AT581804ERL

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Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.

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