Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

PARKER Compression Fitting Adapter: 1/4 in OD x 1/2 in Pipe Fitting Size, Compression x MNPT - Standard Sleeve Brass Compression Fittings
PARKERStandard Sleeve Brass Compression Fittings

PARKER Compression Fitting Adapter: 1/4 in OD x 1/2 in Pipe Fitting Size, Compression x MNPT

The PARKER Compression Fitting Adapter (MPN 68C-4-8) is a standard sleeve brass compression fitting, type Compression x MNPT, supplied in a 10-pack. It accommodates a 1/4 in OD tube and a 1/2 in pipe fitting size…

SKU 3G-OTH-482003

Also listed as: 68C48 · 68C 4 8

Brand
PARKER
Item
Compression Fitting Adapter: 1/4 in OD x 1/2 in Pipe Fitting Size, Compression x MNPT
Category
Standard Sleeve Brass Compression Fittings
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

PARKER
Manufacturer Part Number
68C-4-8
Type
Compression x MNPT, 10 PK

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

PARKER Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The PARKER Compression Fitting Adapter (MPN 68C-4-8) is a standard sleeve brass compression fitting, type Compression x MNPT, supplied in a 10-pack. It accommodates a 1/4 in OD tube and a 1/2 in pipe fitting size. This adapter is a genuine PARKER component for industrial connection applications.

Frequently Asked Questions

What is a PARKER Compression Fitting Adapter used for?

A PARKER Compression Fitting Adapter connects 1/4 in OD tubing to 1/2 in male NPT threaded ports in industrial fluid systems. It provides a leak-resistant seal without soldering or welding, making it suitable for pneumatic, hydraulic, and instrumentation lines across plant maintenance and process applications.

What are the specifications of the PARKER 68C-4-8 compression fitting?

The PARKER 68C-4-8 is a standard sleeve brass compression fitting, type Compression x MNPT, supplied in a 10-pack. It fits 1/4 in OD tube and 1/2 in pipe size. The adapter is a genuine PARKER component designed for reliable industrial connections in fluid power systems.

Where to buy PARKER compression fittings in worldwide?

3G Electric supplies genuine PARKER compression fittings like the 68C-4-8 to customers worldwide. As a global industrial sourcing partner, we handle logistics, customs clearance, and delivery to your facility. Contact us for a quote on this 10-pack adapter for your application.

How to install a PARKER compression fitting adapter?

To install a PARKER compression fitting adapter, slide the nut and sleeve onto the tube, insert the tube fully into the fitting body, then tighten the nut by hand followed by a wrench turn per manufacturer guidelines. Avoid over-tightening to prevent tube deformation. Always verify tube OD and thread compatibility before assembly.

Used in

Common applications for PARKER
Injection molding machine proportional directional control — Parker solenoid coils and proportional valve cartridges for mold-closing and hydraulic actuation circuits
Construction equipment hydraulic steering and boom control — Parker directional control valves with solenoid actuation for excavator and loader hydraulic systems
Industrial press forming systems — Parker pressure-relief and proportional directional valves for tonnage control and cycle sequencing
Material-handling conveyor systems — Parker proportional control valves with solenoid pilot stages for smooth load acceleration and deceleration
Tire-building machinery — Parker solenoid-actuated directional cartridges for synchronized multi-axis hydraulic positioning
Forestry and mobile equipment — Parker valve spools and solenoid assemblies rated for harsh-environment hydraulic circuits and mobile-duty pressure cycling

PARKER Products

3G Electric supplies PARKER standard sleeve brass compression fittings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
PARKER Compression Fitting Adapter: 3/16 in OD x 1/8 in Pipe Fitting Size, Brass, 10 PK (MPN 66C-3-2)
PARKER
PARKER Compression Fitting Adapter: 3/16 in OD x 1/8 in Pipe Fitting Size, Brass, 10 PK (MPN 66C-3-2)
PARKER Compression Fitting Nut: 1/2 in OD Fitting Size, Compression, Brass, 10 PK (MPN 61CL-8)
PARKER
PARKER Compression Fitting Nut: 1/2 in OD Fitting Size, Compression, Brass, 10 PK (MPN 61CL-8)
PARKER Compression Fitting Elbow: 3/8 in OD x 1/8 in Pipe Fitting Size, Compression x MNPT, 10 PK (MPN 169C-6-2)
PARKER
PARKER Compression Fitting Elbow: 3/8 in OD x 1/8 in Pipe Fitting Size, Compression x MNPT, 10 PK (MPN 169C-6-2)
PARKER Compression Tee Fitting: 3/8 in OD x 3/8 in Pipe x 3/8 in OD Fitting Size, Brass, 10 PK (MPN 172C-6-6)
PARKER
PARKER Compression Tee Fitting: 3/8 in OD x 3/8 in Pipe x 3/8 in OD Fitting Size, Brass, 10 PK (MPN 172C-6-6)
PARKER Compression Fitting Sleeve: 1/8 in OD Fitting Size, Compression, Brass, 10 PK (MPN 60C-2)
PARKER
PARKER Compression Fitting Sleeve: 1/8 in OD Fitting Size, Compression, Brass, 10 PK (MPN 60C-2)
PARKER Compression Fitting Coupling: 1/8 in Pipe x 4 mm OD Fitting Size, BSPP x Compression, Brass (MPN 0114 04 10)
PARKER
PARKER Compression Fitting Coupling: 1/8 in Pipe x 4 mm OD Fitting Size, BSPP x Compression, Brass (MPN 0114 04 10)

More from PARKER

View all PARKER parts
PARKER Compression Fitting Sleeve: 15 mm OD Fitting Size, Compression, Brass, 15 mm Overall Lg (MPN 0124 15 00)
PARKER
PARKER Compression Fitting Sleeve: 15 mm OD Fitting Size, Compression, Brass, 15 mm Overall Lg (MPN 0124 15 00)
PARKER Compression Fitting Elbow: 3/16 in OD x 1/8 in Pipe Fitting Size, Compression x MNPT, Brass (MPN 169C-3-2)
PARKER
PARKER Compression Fitting Elbow: 3/16 in OD x 1/8 in Pipe Fitting Size, Compression x MNPT, Brass (MPN 169C-3-2)
PARKER Compression Fitting Union: 1/8 in OD x 1/8 in OD Fitting Size, Brass, 10 PK (MPN 62C-2)
PARKER
PARKER Compression Fitting Union: 1/8 in OD x 1/8 in OD Fitting Size, Brass, 10 PK (MPN 62C-2)
PARKER Compression Fitting Adapter: 14 mm OD x 14 mm OD Fitting Size, Compression x Compression (MPN 0102 14 00)
PARKER
PARKER Compression Fitting Adapter: 14 mm OD x 14 mm OD Fitting Size, Compression x Compression (MPN 0102 14 00)
PARKER Compression Fitting Nut: 1/2 in OD Fitting Size, Compression, Brass, 5/8 in Overall Lg, 10 PK (MPN 61C-8)
PARKER
PARKER Compression Fitting Nut: 1/2 in OD Fitting Size, Compression, Brass, 5/8 in Overall Lg, 10 PK (MPN 61C-8)
PARKER Compression Fitting Adapter: 3/16 in OD x 1/4 in Pipe Fitting Size, Brass, 10 PK (MPN 66C-3-4)
PARKER
PARKER Compression Fitting Adapter: 3/16 in OD x 1/4 in Pipe Fitting Size, Brass, 10 PK (MPN 66C-3-4)
PARKER Compression Tee Fitting: 3/8 in OD x 1/4 in OD x 1/4 in OD Fitting Size, Brass, 10 PK (MPN 164C-6-4-4)
PARKER
PARKER Compression Tee Fitting: 3/8 in OD x 1/4 in OD x 1/4 in OD Fitting Size, Brass, 10 PK (MPN 164C-6-4-4)
PARKER Compression Fitting Elbow: 3/8 in OD x 1/4 in Pipe Fitting Size, Compression x MNPT, 10 PK (MPN 169C-6-4)
PARKER
PARKER Compression Fitting Elbow: 3/8 in OD x 1/4 in Pipe Fitting Size, Compression x MNPT, 10 PK (MPN 169C-6-4)