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Bulkhead barb fitting, -8 AN male, -8 ORB male, 10mm (3/8-inch) hose barb, black

Quick Overview

  • Bulkhead barb, -8 AN JIC male to 10 mm (3/8") multi-barb
  • Screws into a -8 ORB port, O-ring sealed
  • Made for 10 mm (3/8") nylon convoluted fuel tube
  • Use an Oetiker ear clamp on the tube
  • E85 compatible, black anodized 6061-T6 aluminum

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Item #: ADF-8J8RMB10

$17.32

per EACH (USD)
This is an obsolete Item
 
 
 In Stock & Ready to Ship

Bulkhead Barb, -8 AN JIC Male to -8 ORB Male to 10 mm (3/8") Multi-Barb, Black

Connects 10 mm (3/8") nylon fuel tube to -8 AN plumbing.

The Racetronix ADF-8J8RMB10 has a -8 AN JIC male (37° flare) on top, a hex, and a long -8 (3/4"-16) straight thread with an FKM (Viton) O-ring under the hex, then a multi-barb for 10 mm (3/8") nylon fuel tube on the end. Screw it into a -8 ORB female port, for example on a catch can, surge tank or fuel cell, so the barb sits inside and the JIC end outside.

The multi-barb is shallow and sharp with tight spacing, made to grip and seal Racetronix nylon convoluted fuel tube with an Oetiker ear clamp. A tall, rounded rubber-hose barb does not seal well on nylon tube. It also works well with rubber hose.

Key features

  • -8 AN JIC male (37° flare).
  • -8 ORB male (3/4"-16) with FKM (Viton) O-ring under the hex.
  • Multi-barb for 10 mm (3/8") nylon fuel tube.
  • E85 compatible.
  • 6061-T6 aluminum, black anodized.
Sealing and clamping

The ORB end seals on its FKM (Viton) O-ring against the port face, not on the threads. The JIC end seals on its 37° flare. Do not use tape or sealant on either.

Specifications

Part numberADF-8J8RMB10
Outside end-8 AN JIC male, 3/4"-16 thread, 37° flare
Port thread-8 ORB male, 3/4"-16, FKM (Viton) O-ring
Inside endMulti-barb for 10 mm (3/8") nylon fuel tube
Material6061-T6 aluminum, black anodized
Fuel compatibilityGasoline and E85

Lookup chart: bulkhead and barb fittings

Every part in this series. This part is highlighted. Click a column heading to sort by it; click again to reverse. On a phone, swipe the chart sideways.

Part numberAN JIC maleTypeTube size
ADF-6J6RBM8-6 ANScrews into ORB port8 mm (5/16")
ADF-6J6R56B-6 ANScrews into ORB port5/16" (8 mm)
ADF-6J6RBM10-6 ANScrews into ORB port10 mm (3/8")
ADF-8J8RMB8-8 ANScrews into ORB port8 mm (5/16")
ADF-8J8RMB10-8 ANScrews into ORB port10 mm (3/8")
ADF-6J6ABM8-6 ANThrough-panel, with nut8 mm (5/16")
ADF-6J6A56B-6 ANThrough-panel, with nut5/16" (8 mm)
ADF-6J6ABM10-6 ANThrough-panel, with nut10 mm (3/8")
ADF-8J8ABM8-8 ANThrough-panel, with nut8 mm (5/16")
ADF-8J8ABM10-8 ANThrough-panel, with nut10 mm (3/8")
ADF-6JBM10-6 ANBarb adapter10 mm (3/8")

Frequently asked questions

How do I fit it?

Screw it into a -8 ORB female port and tighten on the hex until the O-ring seals. Push the nylon tube fully over the barb and secure it with an Oetiker ear clamp.

Will it work with rubber hose?

Yes. It is made for nylon fuel tube but also seals well on rubber hose of the same size with a suitable clamp.

Is it E85 compatible?

Yes. It is made from 6061-T6 aluminum and black anodized, and works with gasoline and E85.

Questions and support

Not sure which fitting your build needs? Email [email protected] before you order.

Racetronix provides technical support to verified customers through our support forum, not by phone or email. Please request forum access when you place your order so your account is approved before your parts arrive. The forum is moderated, open 24/7, and holds a knowledge base going back to 1999.

© 2026 Racetronix. All rights reserved. | Part No: ADF-8J8RMB10 | Revision: Alpha