5305X08X08 | #8 JIC M to #8 JIC M Hydraulic Adapter
5305X08X08 | #8 JIC M to #8 JIC M
5205X20X20 | #20 JIC M to #20 NPT M Hydraulic Adapter
5015X06X08 | #6 JIC M to #8 JIC M
5315X16X20 | #16 JIC M to #20 ORB M Hydraulic Adapter
9315X16X12 | #16 NPT F Swi to #12 ORB M
9315X12X16 | #12 NPT F Swivel to #16 ORB M
4314X08X12 | #8 NPT M to #12 ORB M Hydraulic Adapter
4205X06X06 | #6 NPT M to #6 NPT M
3269X12X12 | #12 NPT M to #12 ORB F Hydraulic Adapter
4205X06X06 | #6 NPT M to #6 NPT M Hydraulic Adapter
#8 JIC M to #8 JIC M Hydraulic Adapter
9205X16X16 | #16 NPT M to #16 NPT F Swivel
5015X12X12 | #12 JIC M to #12 JIC Female
4205X06X06 | #6 NPT M to #6 NPT M
3269X12X16 | #12 NPT F to #16 ORB M Hydraulic Adapter
3209X04X04 | #4 NPT M to #4 NPT F Hydraulic Adapter
3209X16X16 | #16 NPT M to #16 NPT F Hydraulic Adapter
3209X08X08 | #8 NPT M to #8 NPT F
9205X08X08 | #8 NPT M to #8 NPT F Hydraulic Adapter
9205X12X12 | #12 NPT M to #12 NPT F
3269X20X24 | #20 NPT F to #24 ORB M
3269X12X10 | #12 NPT F to #10 ORB M Hydraulic Adapter
9205X16X16 | #16 NPT M to #16 NPT F Swivel
6410X10X12 | #10 ORB M to #12 ORB F
5015X06X08 | #6 JIC M to #8 JIC M
5315X04X06 | #4 JIC M to #6 ORB M
3209X08X12 | #12 NPT M to #12 NPT F Hydraulic Adapter
5205X12X12 | #12 NPT M to #12 JIC F Hydraulic Adapter
3069X20X16 | #20 NPT M to #16 NPT M
3209X08X12 | #8 NPT M to #12 NPT F
5205X16X12 | #16 JIC M to #12 NPT M
3269X20X20 | #20 ORB F to #20 NPT M Hydraulic Adapter
5015X12X10 | #12 JIC M to #10 JIC Female
5315X10X08 | #10 JIC M to #8 ORB M
4604X12X12 | #12 ORB M to #12 Hose Barb
4604X16X16 | #16 Hose Barb to #16 ORB M
3269X12X12 | #12 NPT F to #10 ORB M Hydraulic Adapter
3/4" Hex Closed Nipple
Hydraulic Components
Hydraulic Fittings
5315X08X06 | #8 JIC M to #6 ORB M
6410X10X12 | #10 ORB M to #12 ORB F Hydraulic Adapter
L-095-3/4" Jaw Coupler
3239X04X04 | #4 NPT F to #4 ORB M Hydraulic Adapter
3269X20X20 | #20 NPT F to #20 ORB M
5255X06X06 | #6 JIC M to #6 NPT F
3269X16X16 | #16 NPT F to #16 ORB M Hydraulic Adapter
4604X12X10 | #10 ORB to #12 Hose Barb
5315X08X06 | #8 JIC M to #6 ORB M
L-095 0.500" Lovejoy Jaw Coupler
3239X04X04 | #4 NPT F to #4 ORB M Hydraulic Adapter
F3459X08X12 | #8 NPT F to #12 ORB M
#8 JIC M to #6 NPT M Hydraulic Adapter
9315X12X12 | #12 NPT F to #12 ORB M Swivel
L-095 1.000" Lovejoy Jaw Coupler
Hydraulic Fittings
Hydraulic Hose Fittings
ML075 3/4 | L-075-3/4" Jaw Coupler
SAE A 2-Bolt 6.00" Bellhousing
American-Made Quality certified

American-Made Quality

Straight Coupling Fittings for Industrial Connections

Straight coupling fittings are essential hydraulic adapters that connect two lines or components with matching thread types in a direct, inline configuration. HydraWolf manufactures precision-engineered straight couplings in JIC, NPT, and ORB configurations from sizes #4 to #24. These American-made fittings ensure reliable, leak-free connections for industrial hydraulic systems, construction equipment, and mobile machinery.

Our Range of Products
5305X08X08 | #8 JIC M to #8 JIC M Hydraulic Adapter

5305X08X08 | #8 JIC M to #8 JIC M Hydraulic Adapter

  • 121 units in stock
  • JIC 37° flare
  • $2.50 pricing
5305X08X08 | #8 JIC M to #8 JIC M

5305X08X08 | #8 JIC M to #8 JIC M

  • JIC male to male connection
  • Standard JIC 37° flare
  • 121 units in stock
5205X20X20 | #20 JIC M to #20 NPT M Hydraulic Adapter

5205X20X20 | #20 JIC M to #20 NPT M Hydraulic Adapter

  • 72 units in stock
  • JIC to NPT adapter
  • $6.00 pricing
5015X06X08 | #6 JIC M to #8 JIC M

5015X06X08 | #6 JIC M to #8 JIC M

  • 232 units in stock
  • JIC male to male
  • $2.50 pricing
5315X16X20 | #16 JIC M to #20 ORB M Hydraulic Adapter

5315X16X20 | #16 JIC M to #20 ORB M Hydraulic Adapter

  • 39 units in stock
  • JIC to ORB conversion
  • $15.00 pricing
9315X16X12 | #16 NPT F Swi to #12 ORB M

9315X16X12 | #16 NPT F Swi to #12 ORB M

  • 30 units in stock
  • Swivel NPT female
  • $3.00 pricing

Showing 1 to 6 of 60 results

Frequently Asked Questions

What is a straight coupling used for?

Straight couplings connect two hydraulic lines or components with matching thread types in a direct, inline configuration for reliable fluid power transmission.

What's the difference between a straight coupling and a slip coupling?

What thread sizes are available in straight couplings?

What pressure ratings do these couplings support?

How do I select the right coupling for my hydraulic system?

Are replacement couplings available for Timberwolf equipment?

What connection types are available in straight coupling fittings?

Where are HydraWolf straight coupling fittings manufactured?

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

Industries We Serve

Construction Equipment

Construction Equipment

Reliable hydraulic couplings for excavators, bulldozers, and loaders operating in demanding field conditions.

Agricultural Machinery

Agricultural Machinery

Durable straight couplings for tractors, harvesters, and irrigation systems requiring leak-free connections.

Industrial Manufacturing

Industrial Manufacturing

Precision-engineered couplings for automated production equipment and material handling systems.

Firewood Processing

Firewood Processing

Specialized couplings for log splitters and firewood equipment designed to withstand high-cycle operations.

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

You might also like

L-095 Hytel Spider

7/8 Industrial Couplings for Precision Connections

7/8 industrial couplings deliver precision connections for hydraulic systems, power transmission equipment, and heavy machinery. Our American-made jaw couplers, spider inserts, bellhousings, and drive components ensure reliable shaft alignment and vibration dampening. With bore sizes from 1/2 to 1 inch and materials including Buna-N and Hytel, these couplings serve log splitters, agricultural equipment, and industrial applications requiring flexible, durable connections. Manufactured to exact specifications for uncompromising performance.
Learn More
5015X12X10 | #12 JIC M to #10 JIC Female

Straight Hose Connectors and Fittings

Straight hose connectors and fittings are essential hydraulic adapters that enable secure, leak-free connections between hydraulic hoses, pumps, cylinders, and valves. These precision-engineered fittings feature various thread types including ORB (O-Ring Boss), NPT (National Pipe Thread), JIC (Joint Industry Council), and hose barb configurations. Available in multiple sizes from #4 to #24, these American-made hydraulic connectors ensure reliable fluid power transmission in industrial machinery, construction equipment, and mobile hydraulic systems with superior durability and performance.
Learn More
5015X06X08 | #6 JIC M to #8 JIC M

Straight Reducing Thread Adapters & Industrial Solutions

Premium straight reducing thread adapters engineered for seamless hydraulic system connections. Our American-made adapters convert between JIC, NPT, ORB, and hose barb fittings in various thread sizes, ensuring reliable, leak-free performance in high-pressure applications. Manufactured with precision for industrial, mobile, and construction hydraulic systems.
Learn More

Why Heavy Equipment Operators Choose HydraWolf Hydraulics Mfg

American-Made Precision Engineering

Over a decade manufacturing hydraulic components in Upstate NY with premium-grade steel machined to exacting tolerances for uncompromising reliability.

Direct Manufacturer Advantage

Purchase direct from the source for correct, high-quality parts at unbeatable prices with industry-leading technical support from the designers who built them.

Proven Performance Under Pressure

Rigorously tested for pressure, durability, and leak resistance with corrosion-resistant finishes trusted by construction, agricultural, and industrial operators nationwide.

Get Expert Hydraulic Fitting Guidance for Your Application

Connect with our technical specialists to ensure proper fitting selection. We'll respond within 24 hours with expert recommendations.

Contact Us Today

For immediate assistance, feel free to give us a direct call at 607-307-4029 You can also send us a quick email at Sales@TimberwolfEquip.com