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

LEGRIS Barbed Fitting Adapter: 20 mm Pipe x 18 mm ID Size, BSPP x BSPP, Brass - Nickel-Plated Brass Barbed Tube Fittings
LEGRISNickel-Plated Brass Barbed Tube Fittings

LEGRIS Barbed Fitting Adapter: 20 mm Pipe x 18 mm ID Size, BSPP x BSPP, Brass

The LEGRIS Barbed Fitting Adapter is a nickel-plated brass barbed tube fitting designed for 20 mm pipe with an 18 mm ID size. It features a BSPP x BSPP connection type, rigid construction, and standard barb…

SKU 3G-OTH-465376

Brand
LEGRIS
Item
Barbed Fitting Adapter: 20 mm Pipe x 18 mm ID Size, BSPP x BSPP, Brass
Category
Nickel-Plated Brass Barbed Tube 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

LEGRIS
Manufacturer Part Number
0931 18 21
Type
BSPP x BSPP, Brass, Rigid, Std Barb
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

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

Product Description

The LEGRIS Barbed Fitting Adapter is a nickel-plated brass barbed tube fitting designed for 20 mm pipe with an 18 mm ID size. It features a BSPP x BSPP connection type, rigid construction, and standard barb configuration (MPN 0931 18 21).

Frequently Asked Questions

What is the LEGRIS Barbed Fitting Adapter 0931 18 21 used for?

The LEGRIS Barbed Fitting Adapter connects 20 mm pipe to 18 mm ID tubing in pneumatic or fluid systems. Its nickel-plated brass construction resists corrosion, making it suitable for industrial air lines, lubrication systems, and low-pressure fluid transfer across machining and material handling applications.

What are the specifications of the LEGRIS 0931 18 21?

This LEGRIS adapter has a BSPP x BSPP connection, rigid brass body with standard barb, and fits 20 mm pipe with 18 mm ID size. The nickel-plated finish provides corrosion resistance. It is designed for reliable sealing in pneumatic and fluid circuits where a fixed, non-swivel connection is required.

Where to buy LEGRIS 0931 18 21 worldwide?

3G Electric supplies the LEGRIS 0931 18 21 barbed fitting adapter to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. As a global industrial solutions provider, we source genuine LEGRIS components and support procurement across 14 departments including pneumatics and fluid power.

How to install a LEGRIS barbed fitting adapter?

To install the LEGRIS 0931 18 21, cut tubing square, push firmly onto the barb until seated, and secure with a hose clamp if needed. Ensure the BSPP threads are clean and use thread sealant for leak-free connections. Avoid over-tightening brass fittings to prevent cracking. Always depressurize the system before installation.

Used in

Common applications for LEGRIS
Pneumatic actuator speed control — LEGRIS miniature flow control valve 7665 04 10 for meter-out regulation on 4 mm tubing
Compressed air isolation for maintenance — LEGRIS lockout valve 7886 11 11 for 1/8 in NPT systems
Fluid shutoff in water or oil lines — LEGRIS brass ball valve 0492 07 17 with 3/8 in FNPT connections
Push-to-connect air distribution — LEGRIS nylon ball valve 7915 56 11 for 1/4 in tubing with male NPT adapter
Safety lockout on BSPP pneumatic circuits — LEGRIS lockout valve 7880 10 17 for 3/8 in BSPP systems
Compact on/off control in tight spaces — LEGRIS nylon ball valve 7913 56 00 with push-to-connect ports for 1/4 in tubing

LEGRIS Products

3G Electric supplies LEGRIS nickel-plated brass barbed tube 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 LEGRIS

View all LEGRIS parts
LEGRIS Barbed Fitting Adapter: 15 3/16 mm Pipe x 13 mm ID Size, BSPP x BSPP, Brass, Rigid, Std Barb (MPN 0191 13 21). Key specifications — Brand: LEGRIS.
LEGRIS
LEGRIS Barbed Fitting Adapter: 15 3/16 mm Pipe x 13 mm ID Size, BSPP x BSPP, Brass, Rigid, Std Barb (MPN 0191 13 21). Key specifications — Brand: LEGRIS.
LEGRIS Barbed Fitting Adapter: 12 mm Pipe x 10 mm ID Size, BSPP x BSPP, Brass, Rigid, Std Barb (MPN 0931 10 17). Key specifications — Brand: LEGRIS.
LEGRIS
LEGRIS Barbed Fitting Adapter: 12 mm Pipe x 10 mm ID Size, BSPP x BSPP, Brass, Rigid, Std Barb (MPN 0931 10 17). Key specifications — Brand: LEGRIS.
LEGRIS Barbed Fitting Adapter: 12 mm Pipe x 10 mm ID Size, BSPP x BSPP, Brass, Rigid, Std Barb (MPN 0931 10 13). Key specifications — Brand: LEGRIS.
LEGRIS
LEGRIS Barbed Fitting Adapter: 12 mm Pipe x 10 mm ID Size, BSPP x BSPP, Brass, Rigid, Std Barb (MPN 0931 10 13). Key specifications — Brand: LEGRIS.
LEGRIS Barbed Fitting Adapter: 18 1/2 mm Pipe x 16 mm ID Size, BSPP x BSPP, Brass, Rigid, Std Barb (MPN 0191 16 21). Key specifications — Brand: LEGRIS.
LEGRIS
LEGRIS Barbed Fitting Adapter: 18 1/2 mm Pipe x 16 mm ID Size, BSPP x BSPP, Brass, Rigid, Std Barb (MPN 0191 16 21). Key specifications — Brand: LEGRIS.
LEGRIS Barbed Fitting Adapter: 9 mm Pipe x 8 mm ID Size, BSPP x BSPP, Brass, Rigid, Std Barb (MPN 0931 08 10). Key specifications — Brand: LEGRIS.
LEGRIS
LEGRIS Barbed Fitting Adapter: 9 mm Pipe x 8 mm ID Size, BSPP x BSPP, Brass, Rigid, Std Barb (MPN 0931 08 10). Key specifications — Brand: LEGRIS.
LEGRIS Barbed Fitting Adapter: 9 1/2 mm Pipe x 10 mm ID Size, BSPP x BSPP, Brass, Rigid, Std Barb (MPN 0191 10 13). Key specifications — Brand: LEGRIS.
LEGRIS
LEGRIS Barbed Fitting Adapter: 9 1/2 mm Pipe x 10 mm ID Size, BSPP x BSPP, Brass, Rigid, Std Barb (MPN 0191 10 13). Key specifications — Brand: LEGRIS.
LEGRIS Barbed Fitting Adapter: 11 mm Pipe x 10 mm ID Size, BSPP x BSPP, Brass, Rigid, Std Barb (MPN 0191 10 21). Key specifications — Brand: LEGRIS.
LEGRIS
LEGRIS Barbed Fitting Adapter: 11 mm Pipe x 10 mm ID Size, BSPP x BSPP, Brass, Rigid, Std Barb (MPN 0191 10 21). Key specifications — Brand: LEGRIS.
LEGRIS Barbed Fitting Adapter: 6 mm Pipe x 4 mm ID Size, BSPP x BSPP, Brass, Rigid, Std Barb (MPN 0191 04 13). Key specifications — Brand: LEGRIS.
LEGRIS
LEGRIS Barbed Fitting Adapter: 6 mm Pipe x 4 mm ID Size, BSPP x BSPP, Brass, Rigid, Std Barb (MPN 0191 04 13). Key specifications — Brand: LEGRIS.