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: 3/4 in OD x 3/4 in OD Fitting Size - Double-Ferrule Stainless Steel Fittings
PARKERDouble-Ferrule Stainless Steel Fittings

PARKER Compression Fitting Union: 3/4 in OD x 3/4 in OD Fitting Size

The PARKER Compression Fitting Union (MPN 12SC12-316) is a double-ferrule stainless steel fitting with a 3/4 in OD x 3/4 in OD compression x compression configuration. It is compatible with Parker A-LOK fitting…

SKU 3G-OTH-471266

Brand
PARKER
Item
Compression Fitting Union: 3/4 in OD x 3/4 in OD Fitting Size
Category
Double-Ferrule Stainless Steel Fittings
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
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
12SC12-316
Type
Compression x Compression
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 12SC12-316) is a double-ferrule stainless steel fitting with a 3/4 in OD x 3/4 in OD compression x compression configuration. It is compatible with Parker A-LOK fitting brands, providing a reliable connection for industrial tubing systems.

Frequently Asked Questions

What is the PARKER 12SC12-316 compression fitting union used for?

The PARKER 12SC12-316 double-ferrule stainless steel union connects two 3/4 in OD tubes in industrial tubing systems. It provides a leak-tight, vibration-resistant joint for pneumatic, hydraulic, and instrumentation lines across machining, power transmission, and process control applications.

What are the specifications of the PARKER 12SC12-316?

The PARKER 12SC12-316 is a compression x compression union with 3/4 in OD fitting size on both ends. It is a double-ferrule stainless steel fitting compatible with Parker A-LOK brands. The manufacturer part number is 12SC12-316, and it is designed for reliable tube connections in demanding environments.

Where to buy the PARKER 12SC12-316 worldwide?

3G Electric supplies the PARKER 12SC12-316 compression fitting union to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this double-ferrule stainless steel fitting.

How to install a PARKER double-ferrule compression fitting?

To install a PARKER double-ferrule fitting like the 12SC12-316, cut tubing square, deburr, and slide the nut and ferrules onto the tube. Insert the tube fully into the fitting body, tighten the nut finger-tight, then use a wrench to tighten 1-1/4 turns for 3/4 in OD tubing. Always follow Parker's published torque specifications.

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 stainless steel 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 →
PARKER Compression Fitting Union: 3/8 in OD x 1/4 in OD Fitting Size, Compression x Compression (MPN 6RU4-316). Key specifications — Compatible Fitting Brands: Parker A-LOK; Brand: PARKER.
PARKER
PARKER Compression Fitting Union: 3/8 in OD x 1/4 in OD Fitting Size, Compression x Compression (MPN 6RU4-316). Key specifications — Compatible Fitting Brands: Parker A-LOK; Brand: PARKER.
PARKER Compression Fitting Union: 3/4 in OD x 3/4 in OD Fitting Size, Compression x Compression (MPN 12BC12-316). Key specifications — Compatible Fitting Brands: Parker A-LOK; Brand: PARKER.
PARKER
PARKER Compression Fitting Union: 3/4 in OD x 3/4 in OD Fitting Size, Compression x Compression (MPN 12BC12-316). Key specifications — Compatible Fitting Brands: Parker A-LOK; Brand: PARKER.
PARKER Compression Fitting Cap: 1/8 in OD Fitting Size, Compression, Stainless Steel (MPN 2BLEN2-316). Key specifications — Series: A-LOK(R); Compatible Fitting Brands: Parker; Brand: PARKER.
PARKER
PARKER Compression Fitting Cap: 1/8 in OD Fitting Size, Compression, Stainless Steel (MPN 2BLEN2-316). Key specifications — Series: A-LOK(R); Compatible Fitting Brands: Parker; Brand: PARKER.
PARKER Compression Fitting Adapter: 5/16 in OD x 1/4 in Pipe Fitting Size, Compression x FNPT (MPN 5FSC4N-316). Key specifications — Compatible Fitting Brands: Parker A-LOK; Brand: PARKER.
PARKER
PARKER Compression Fitting Adapter: 5/16 in OD x 1/4 in Pipe Fitting Size, Compression x FNPT (MPN 5FSC4N-316). Key specifications — Compatible Fitting Brands: Parker A-LOK; Brand: PARKER.
PARKER Compression Fitting Ferrule: 3/4 in OD Fitting Size, Compression, Stainless Steel (MPN 12FF12-316). Key specifications — Series: A-LOK(R); Compatible Fitting Brands: Swagelok; Brand: PARKER.
PARKER
PARKER Compression Fitting Ferrule: 3/4 in OD Fitting Size, Compression, Stainless Steel (MPN 12FF12-316). Key specifications — Series: A-LOK(R); Compatible Fitting Brands: Swagelok; Brand: PARKER.
PARKER Compression Fitting Adapter: 3/8 in OD x 3/8 in Pipe Fitting Size, Compression x FNPT (MPN 6FA6N-316). Key specifications — Compatible Fitting Brands: Parker A-LOK; Brand: PARKER.
PARKER
PARKER Compression Fitting Adapter: 3/8 in OD x 3/8 in Pipe Fitting Size, Compression x FNPT (MPN 6FA6N-316). Key specifications — Compatible Fitting Brands: Parker A-LOK; Brand: PARKER.
PARKER Compression Fitting Adapter: 3/8 in OD x 1/4 in Pipe Fitting Size, Compression x MBSPP (MPN 6MSC4R-316). Key specifications — Compatible Fitting Brands: Parker A-LOK; Brand: PARKER.
PARKER
PARKER Compression Fitting Adapter: 3/8 in OD x 1/4 in Pipe Fitting Size, Compression x MBSPP (MPN 6MSC4R-316). Key specifications — Compatible Fitting Brands: Parker A-LOK; Brand: PARKER.
PARKER Compression Fitting Adapter: 3/8 in OD x 1/4 in Pipe Fitting Size, Compression x MNPT (MPN 6-4 T2HF-SS). Key specifications — Series: CPI(TM); Compatible Fitting Brands: CPI™; Brand: PARKER.
PARKER
PARKER Compression Fitting Adapter: 3/8 in OD x 1/4 in Pipe Fitting Size, Compression x MNPT (MPN 6-4 T2HF-SS). Key specifications — Series: CPI(TM); Compatible Fitting Brands: CPI™; Brand: PARKER.