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 Adapter: 3/8 in OD x 1/4 in Pipe Size, Compression x MNPT - Single-Ferrule Brass Compression Fittings
PARKERSingle-Ferrule Brass Compression Fittings

PARKER Compression Fitting Adapter: 3/8 in OD x 1/4 in Pipe Size, Compression x MNPT

The PARKER Compression Fitting Adapter (MPN 6-4 FBZ-B) is a single-ferrule brass compression fitting, type Compression x MNPT, in the CPI™ series. It connects 3/8 in OD tubing to 1/4 in pipe size. 3G Electric…

SKU 3G-OTH-598450

Brand
PARKER
Item
Compression Fitting Adapter: 3/8 in OD x 1/4 in Pipe Size, Compression x MNPT
Category
Single-Ferrule Brass Compression 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
6-4 FBZ-B
Type
Compression x MNPT, Brass
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 Adapter (MPN 6-4 FBZ-B) is a single-ferrule brass compression fitting, type Compression x MNPT, in the CPI™ series. It connects 3/8 in OD tubing to 1/4 in pipe size. 3G Electric interprets your demand for this OEM-specified adapter and delivers it with specialist support across 14 industrial departments.

Frequently Asked Questions

What is the PARKER 6-4 FBZ-B compression fitting adapter used for?

The PARKER 6-4 FBZ-B is a single-ferrule brass compression fitting adapter used to connect 3/8 in OD tubing to 1/4 in pipe size. It is part of the CPI™ series and is commonly applied in instrumentation, hydraulic, and pneumatic systems requiring leak-tight connections.

What are the specifications of the PARKER 6-4 FBZ-B?

The PARKER 6-4 FBZ-B is a Compression x MNPT adapter in brass, with a 3/8 in OD tube size and 1/4 in pipe size. It is a single-ferrule design from the CPI™ series. The manufacturer part number is 6-4 FBZ-B.

Where to buy the PARKER 6-4 FBZ-B worldwide?

3G Electric supplies the PARKER 6-4 FBZ-B compression fitting adapter worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this OEM-specified CPI™ series fitting to your facility, backed by specialist support across 14 industrial departments.

How to install a PARKER single-ferrule compression fitting?

To install a PARKER single-ferrule compression fitting like the 6-4 FBZ-B, ensure tubing is cut square and deburred. Slide the nut and ferrule onto the tube, insert the tube fully into the fitting body, then tighten the nut to the manufacturer's recommended torque. Avoid over-tightening to prevent ferrule damage.

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 single-ferrule 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 →

More from PARKER

View all PARKER parts →
PARKER Compression Fitting Ferrule: 3/8 in OD Size, Compression, Brass (MPN 6 TZ-B). Key specifications — attr1196838: Swagelok; attr1196811: PARKER; attr1196829: CPI(TM).
PARKER
PARKER Compression Fitting Ferrule: 3/8 in OD Size, Compression, Brass (MPN 6 TZ-B). Key specifications — attr1196838: Swagelok; attr1196811: PARKER; attr1196829: CPI(TM).
PARKER Compression Fitting Adapter: 1/2 in OD x 1/2 in Pipe Size, Compression x FNPT, Brass (MPN 8-8 GBZ-B). Key specifications — attr1196838: CPI™; attr1196811: PARKER; attr1196829: CPI(TM).
PARKER
PARKER Compression Fitting Adapter: 1/2 in OD x 1/2 in Pipe Size, Compression x FNPT, Brass (MPN 8-8 GBZ-B). Key specifications — attr1196838: CPI™; attr1196811: PARKER; attr1196829: CPI(TM).
PARKER Compression Fitting Elbow: 1/4 in OD x 1/8 in Pipe Size, Compression x MNPT, Brass (MPN 4-2 CBZ-B). Key specifications — attr1196838: CPI™; attr1196811: PARKER; attr1196829: CPI(TM).
PARKER
PARKER Compression Fitting Elbow: 1/4 in OD x 1/8 in Pipe Size, Compression x MNPT, Brass (MPN 4-2 CBZ-B). Key specifications — attr1196838: CPI™; attr1196811: PARKER; attr1196829: CPI(TM).
PARKER Compression Fitting Adapter: 1/8 in OD x 1/4 in Pipe Size, Compression x MNPT, Brass (MPN 2-4 FBZ-B). Key specifications — attr1196838: CPI™; attr1196811: PARKER; attr1196829: CPI(TM).
PARKER
PARKER Compression Fitting Adapter: 1/8 in OD x 1/4 in Pipe Size, Compression x MNPT, Brass (MPN 2-4 FBZ-B). Key specifications — attr1196838: CPI™; attr1196811: PARKER; attr1196829: CPI(TM).
PARKER Compression Fitting Union: 1/4 in OD x 1/4 in OD Size, Compression x Compression, Brass (MPN 4-4 WBZ-B). Key specifications — attr1196838: CPI™; attr1196811: PARKER; attr1196829: CPI(TM).
PARKER
PARKER Compression Fitting Union: 1/4 in OD x 1/4 in OD Size, Compression x Compression, Brass (MPN 4-4 WBZ-B). Key specifications — attr1196838: CPI™; attr1196811: PARKER; attr1196829: CPI(TM).
PARKER Compression Tee Fitting: 3/4 in OD x 3/4 in OD x 3/4 in OD Size, Brass (MPN 12-12-12 JBZ-B). Key specifications — attr1196838: CPI™; attr1196811: PARKER.
PARKER
PARKER Compression Tee Fitting: 3/4 in OD x 3/4 in OD x 3/4 in OD Size, Brass (MPN 12-12-12 JBZ-B). Key specifications — attr1196838: CPI™; attr1196811: PARKER.
PARKER Compression Fitting Union: 3/8 in OD x 3/8 in OD Size, Compression x Compression, Brass (MPN 6-6 WBZ-B). Key specifications — attr1196838: CPI™; attr1196811: PARKER; attr1196829: CPI(TM).
PARKER
PARKER Compression Fitting Union: 3/8 in OD x 3/8 in OD Size, Compression x Compression, Brass (MPN 6-6 WBZ-B). Key specifications — attr1196838: CPI™; attr1196811: PARKER; attr1196829: CPI(TM).
PARKER Compression Fitting Adapter: 1/8 in OD x 1/8 in Pipe Size, Compression x FNPT, Brass (MPN 2-2 GBZ-B). Key specifications — attr1196838: CPI™; attr1196811: PARKER; attr1196829: CPI(TM).
PARKER
PARKER Compression Fitting Adapter: 1/8 in OD x 1/8 in Pipe Size, Compression x FNPT, Brass (MPN 2-2 GBZ-B). Key specifications — attr1196838: CPI™; attr1196811: PARKER; attr1196829: CPI(TM).