We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

3G Electric
RFQ CartGet a QuoteSign inSign up
JOHN GUEST Barbed Fitting Adapter: 1/2 in ID x 3/8 in ID Size, Tube Stem x Barbed - Food & Beverage Acetal Barbed Tube Fittings
JOHN GUESTFood & Beverage Acetal Barbed Tube Fittings

JOHN GUEST Barbed Fitting Adapter: 1/2 in ID x 3/8 in ID Size, Tube Stem x Barbed

The JOHN GUEST Barbed Fitting Adapter is a Food & Beverage Acetal Barbed Tube Fitting, type Tube Stem x Barbed, Acetal, 10 PK (MPN PI251612S-PK10). It accommodates 1/2 in ID x 3/8 in ID sizes and is made of acetal…

SKU 3G-OTH-653646

Brand
JOHN GUEST
Item
Barbed Fitting Adapter: 1/2 in ID x 3/8 in ID Size, Tube Stem x Barbed
Category
Food & Beverage Acetal Barbed Tube 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

JOHN GUEST
Manufacturer Part Number
PI251612S-PK10
Type
Tube Stem x Barbed, Acetal, 10 PK
Fitting Material
Acetal
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

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

Product Description

The JOHN GUEST Barbed Fitting Adapter is a Food & Beverage Acetal Barbed Tube Fitting, type Tube Stem x Barbed, Acetal, 10 PK (MPN PI251612S-PK10). It accommodates 1/2 in ID x 3/8 in ID sizes and is made of acetal material.

Frequently Asked Questions

What is a JOHN GUEST Barbed Fitting Adapter used for?

This JOHN GUEST adapter connects tubing in food and beverage lines, joining a 1/2 in ID tube to a 3/8 in ID tube. Its acetal construction resists corrosion and meets industry hygiene standards for potable liquid handling.

What are the specifications of the JOHN GUEST PI251612S-PK10?

This barbed fitting adapter has a Tube Stem x Barbed configuration, fits 1/2 in ID and 3/8 in ID tubing, and is made of acetal material. It comes in a 10-pack with MPN PI251612S-PK10.

Where to buy JOHN GUEST barbed fittings in worldwide?

3G Electric supplies and delivers JOHN GUEST barbed fittings worldwide. We handle full logistics and customs clearance, ensuring your order reaches any global destination. Contact us for availability and lead time.

How to install a JOHN GUEST barbed fitting adapter?

Cut tubing squarely, push it firmly onto the barbed stem until seated, and secure with a clamp if needed. Ensure the tube ID matches the fitting size (1/2 in or 3/8 in). Acetal is durable but avoid overtightening.

Used in

Common applications for JOHN GUEST
Beverage dispensing systems — John Guest acetal ball valves (PISV0416S) for on/off control in soda or water lines
Food processing equipment — John Guest polypropylene ball valves (PPSV040808E) for chemical-resistant flow isolation in washdown stations
Water filtration systems — John Guest push-fit ball valves (PISV0412S) for point-of-use shutoff in reverse osmosis units
Industrial fluid handling — John Guest threaded polypropylene ball valves (PPSV-011223-W) for connection to NPT piping in chemical transfer lines
Maintenance and repair kits — John Guest multi-pack polypropylene ball valves (PPSV-040808-W) for field replacement in OEM equipment

JOHN GUEST Products

3G Electric supplies JOHN GUEST food & beverage acetal 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 JOHN GUEST

View all JOHN GUEST parts →
Barbed Fitting Adapter: 1/4 in ID Size, Tube Stem x Barbed, Acetal, 10 PK (MPN PI251008S-PK10). Key specifications — Fitting Material: Acetal.
JOHN GUEST
Barbed Fitting Adapter: 1/4 in ID Size, Tube Stem x Barbed, Acetal, 10 PK (MPN PI251008S-PK10). Key specifications — Fitting Material: Acetal.
Barbed Fitting Adapter: 1/4 in ID x 3/8 in ID Size, Tube Stem x Barbed, Acetal, 10 PK (MPN PI251208S-PK10). Key specifications — Fitting Material: Acetal.
JOHN GUEST
Barbed Fitting Adapter: 1/4 in ID x 3/8 in ID Size, Tube Stem x Barbed, Acetal, 10 PK (MPN PI251208S-PK10). Key specifications — Fitting Material: Acetal.
Barbed Fitting Adapter: 1/4 in ID x 1/4 in ID Size, Tube Stem x Barbed, Acetal, 10 PK (MPN PI250808S-PK10). Key specifications — Fitting Material: Acetal.
JOHN GUEST
Barbed Fitting Adapter: 1/4 in ID x 1/4 in ID Size, Tube Stem x Barbed, Acetal, 10 PK (MPN PI250808S-PK10). Key specifications — Fitting Material: Acetal.
Barbed Fitting Elbow: 1/4 in ID x 3/8 in ID Size, Tube Stem x Barbed, Acetal, 10 PK (MPN PI291208S-PK10). Key specifications — Fitting Material: Acetal.
JOHN GUEST
Barbed Fitting Elbow: 1/4 in ID x 3/8 in ID Size, Tube Stem x Barbed, Acetal, 10 PK (MPN PI291208S-PK10). Key specifications — Fitting Material: Acetal.
Barbed Fitting Elbow: 5/16 Size, Tube Stem x Barbed, Acetal, 10 PK (MPN PM290808S-PK10). Key specifications — Fitting Material: Acetal; Combine - AxBxCxD Fitting Size: 5/16.
JOHN GUEST
Barbed Fitting Elbow: 5/16 Size, Tube Stem x Barbed, Acetal, 10 PK (MPN PM290808S-PK10). Key specifications — Fitting Material: Acetal; Combine - AxBxCxD Fitting Size: 5/16.
Barbed Fitting Adapter: 1/2 in ID x 1/2 in ID Size, Tube Stem x Barbed, Acetal, 10 PK (MPN PI251616S-PK10). Key specifications — Fitting Material: Acetal.
JOHN GUEST
Barbed Fitting Adapter: 1/2 in ID x 1/2 in ID Size, Tube Stem x Barbed, Acetal, 10 PK (MPN PI251616S-PK10). Key specifications — Fitting Material: Acetal.
Barbed Fitting Elbow: 1/4 in ID x 1/4 in ID Size, Tube Stem x Barbed, Acetal, 10 PK (MPN PI290808S-PK10). Key specifications — Fitting Material: Acetal.
JOHN GUEST
Barbed Fitting Elbow: 1/4 in ID x 1/4 in ID Size, Tube Stem x Barbed, Acetal, 10 PK (MPN PI290808S-PK10). Key specifications — Fitting Material: Acetal.
Barbed Fitting Adapter: 3/8 in ID x 3/8 in ID Size, Tube Stem x Barbed, Acetal, 10 PK (MPN PI251212S-PK10). Key specifications — Fitting Material: Acetal.
JOHN GUEST
Barbed Fitting Adapter: 3/8 in ID x 3/8 in ID Size, Tube Stem x Barbed, Acetal, 10 PK (MPN PI251212S-PK10). Key specifications — Fitting Material: Acetal.