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

3G Electric
RFQ CartGet a QuoteSign inSign up
PARKER Compression Fitting Union: 1/2 in OD x 1/2 in OD Size, 3/4-20 3/4-20 Thread Size - Double-Ferrule Steel Compression Fittings
PARKERDouble-Ferrule Steel Compression Fittings

PARKER Compression Fitting Union: 1/2 in OD x 1/2 in OD Size, 3/4-20 3/4-20 Thread Size

The Parker Compression Fitting Union (MPN 8SC8-S) is a double-ferrule steel compression fitting for 1/2 in OD x 1/2 in OD tube sizes, with a 3/4-20 thread size. It is compatible with Parker A-LOK fitting brands.

SKU 3G-OTH-652398

Brand
PARKER
Item
Compression Fitting Union: 1/2 in OD x 1/2 in OD Size, 3/4-20 3/4-20 Thread Size
Category
Double-Ferrule Steel 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

Technical Specifications

PARKER
Manufacturer Part Number
8SC8-S
Type
Steel
Thread Size
3/4-20 3/4-20
Compatible Fitting Brands
Parker A-LOK
View Full Spec Sheet

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 Union (MPN 8SC8-S) is a double-ferrule steel compression fitting for 1/2 in OD x 1/2 in OD tube sizes, with a 3/4-20 thread size. It is compatible with Parker A-LOK fitting brands.

Frequently Asked Questions

What is a Parker compression fitting union used for?

A Parker compression fitting union connects two tubes of the same outer diameter in a leak-tight seal. It is used in instrumentation, hydraulic, and pneumatic systems where reliable, vibration-resistant joints are required. This double-ferrule steel union handles 1/2 in OD tubing.

What are the specifications of the Parker 8SC8-S compression fitting union?

The Parker 8SC8-S is a double-ferrule steel compression fitting union for 1/2 in OD x 1/2 in OD tube sizes. It has a 3/4-20 3/4-20 thread size and is compatible with Parker A-LOK fitting brands. The manufacturer part number is 8SC8-S.

Where to buy Parker compression fitting union 8SC8-S worldwide?

3G Electric supplies the Parker 8SC8-S compression fitting union to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this double-ferrule steel fitting for 1/2 in OD tubing.

How to install a Parker double-ferrule compression fitting?

Insert the tube fully into the fitting until it bottoms against the shoulder. Tighten the nut finger-tight, then use a wrench to tighten an additional 1 1/4 turns for 1/2 in OD tubing. Always follow Parker A-LOK installation guidelines to ensure a leak-free seal.

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 double-ferrule steel 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 →

More from PARKER

View all PARKER parts →
Compression Fitting Union: 3/8 in OD x 3/8 in OD Size, 9/16-20 9/16-20 Thread Size, Bulkhead, Steel (MPN 6BC6-S). Key specifications — Compatible Fitting Brands: Parker A-LOK.
PARKER
Compression Fitting Union: 3/8 in OD x 3/8 in OD Size, 9/16-20 9/16-20 Thread Size, Bulkhead, Steel (MPN 6BC6-S). Key specifications — Compatible Fitting Brands: Parker A-LOK.
Compression Fitting Elbow: 3/4 in OD x 3/4 in pipe Size, 1-20 Thread Size, Compression x MNPT, Steel (MPN 12MSEL12N-S). Key specifications — Compatible Fitting Brands: Parker A-LOK.
PARKER
Compression Fitting Elbow: 3/4 in OD x 3/4 in pipe Size, 1-20 Thread Size, Compression x MNPT, Steel (MPN 12MSEL12N-S). Key specifications — Compatible Fitting Brands: Parker A-LOK.
Compression Fitting Elbow: 3/8 in OD x 3/8 in OD Size, 9/16-20 9/16-20 Thread Size, Steel (MPN 6EE6-S). Key specifications — Compatible Fitting Brands: Parker A-LOK.
PARKER
Compression Fitting Elbow: 3/8 in OD x 3/8 in OD Size, 9/16-20 9/16-20 Thread Size, Steel (MPN 6EE6-S). Key specifications — Compatible Fitting Brands: Parker A-LOK.
Compression Fitting Adapter: 3/8 in OD x 3/8 in Pipe Size, 9/16-20 Thread Size, Compression x FNPT (MPN 6FSC6N-S). Key specifications — Compatible Fitting Brands: Parker A-LOK.
PARKER
Compression Fitting Adapter: 3/8 in OD x 3/8 in Pipe Size, 9/16-20 Thread Size, Compression x FNPT (MPN 6FSC6N-S). Key specifications — Compatible Fitting Brands: Parker A-LOK.
Compression Fitting Adapter: 3/8 in OD x 3/8 in Pipe Size, 9/16-20 Thread Size, Compression x MNPT (MPN 6MSC6N-S). Key specifications — Compatible Fitting Brands: Parker A-LOK.
PARKER
Compression Fitting Adapter: 3/8 in OD x 3/8 in Pipe Size, 9/16-20 Thread Size, Compression x MNPT (MPN 6MSC6N-S). Key specifications — Compatible Fitting Brands: Parker A-LOK.
Compression Fitting Ferrule: 1/4 in OD Size, Compression, Steel (MPN 4FF4-S). Key specifications — Compatible Fitting Brands: Swagelok.
PARKER
Compression Fitting Ferrule: 1/4 in OD Size, Compression, Steel (MPN 4FF4-S). Key specifications — Compatible Fitting Brands: Swagelok.
Compression Fitting Elbow: 1 in OD x 1 in OD Size, 1 5/16-20 1 5/16-20 Thread Size, Steel (MPN 16EE16-S). Key specifications — Compatible Fitting Brands: Parker A-LOK.
PARKER
Compression Fitting Elbow: 1 in OD x 1 in OD Size, 1 5/16-20 1 5/16-20 Thread Size, Steel (MPN 16EE16-S). Key specifications — Compatible Fitting Brands: Parker A-LOK.
Compression Fitting Adapter: 1/2 in OD x 3/8 in Pipe Size, 3/4-20 Thread Size, Compression x FNPT (MPN 8FSC6N-S). Key specifications — Compatible Fitting Brands: Parker A-LOK.
PARKER
Compression Fitting Adapter: 1/2 in OD x 3/8 in Pipe Size, 3/4-20 Thread Size, Compression x FNPT (MPN 8FSC6N-S). Key specifications — Compatible Fitting Brands: Parker A-LOK.