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SKU: 232734
Product Type: Sem-Flex Needles
Vendor: PPG - SEMCO®

PPG Semco® 18 Gauge Sem-Flex Dispensing Needle — Pink Hub | Luer Lock & Slip | 2" Length

Precision-engineered. Sem-Flex compatible. Trusted across aerospace, electronics, and medical device applications.

The PPG Semco® 18 GA Sem-Flex Needle is precision-engineered for accurate, controlled material application — delivering consistent flow rates, secure Luer Lock & Luer Slip connections, and industrial-grade stainless steel durability across the most demanding professional dispensing environments.
⚠️ Safety Notice: Always follow applicable safety protocols and manufacturer guidelines when using dispensing equipment. Inspect needles before each use and replace bent or clogged needles immediately.

At a Glance

18 GA
Gauge
2"
Length
0.042"
Inner Diameter
PINK
Hub Color
Lock & Slip
Luer Type

Technical Specifications

Specification Detail
Brand PPG – Semco®
Needle Type Sem-Flex
Gauge 18 GA
Length 2 inches (50.8 mm)
Outer Diameter 0.054" (1.37 mm)
Inner Diameter 0.042" (1.07 mm)
Hub Color PINK
Connection Type Luer Lock & Luer Slip
Material Stainless Steel
Compatible With Semco® Cartridge Systems & Standard Dispensing Equipment

Key Features & Benefits

🩷 Pink Color-Coded Hub

Instantly identify the correct gauge in busy work environments — the pink hub is the universal color code for 18 GA dispensing needles, eliminating mix-ups and saving valuable time.

💧 Fine Precision Flow Control

The narrow 0.042" inner diameter delivers highly controlled, repeatable material flow — ideal for fine-detail adhesive and sealant dispensing requiring tight precision.

🔒 Dual Luer Lock & Slip Connection

Luer Lock & Luer Slip compatibility provides a secure, leak-free fit with standard dispensing equipment — preventing slippage and ensuring safe, uninterrupted operation.

🔩 Industrial-Grade Stainless Steel

Robust stainless steel construction resists corrosion and chemical exposure — guaranteeing longevity, consistent performance, and extended use in demanding industrial environments.

📏 Extended 2" Reach

The 2-inch length provides extended reach for deep recesses, confined assemblies, and hard-to-access application areas — delivering precise material placement where shorter needles can't reach.

⚙️ Manual & Automated Compatible

Optimized for both manual and automated dispensing systems — delivering reliable, consistent performance across hand-operated guns and high-volume production environments alike.

Common Applications

Aerospace Assembly Electronics & PCB Medical Device Manufacturing Manufacturing Assembly Precision Adhesive Dispensing Sealant Application MRO Operations Fine-Detail Precision Engineering

Complete Your Dispensing Setup

⚠️ Required Accessories
Semco® Dispensing Cartridge
Holds and feeds your adhesive or sealant material into the needle
Sem-Flex Compatible Adapter
Connects the Sem-Flex needle securely to your dispensing cartridge system
⭐ Recommended Accessories
Pneumatic Dispensing Gun
Consistent, hands-free pressure control — ideal for high-volume production environments
Pneumatic Hose
Connects your dispensing gun to an air supply for smooth, uninterrupted operation
Manual Dispensing Gun
Portable, no-air-required option for smaller jobs or fieldwork

Quality You Can Count On

🎯
Consistent Flow Performance

Manufactured to strict quality standards for dimensionally accurate, repeatable results

🔒
Secure Dual Luer Connection

Luer Lock & Slip fitting prevents leaks and ensures safe, reliable operation

🔩
Industrial-Grade Durability

Stainless steel construction built for extended use in demanding environments

🩷
Color-Coded for Speed

Pink hub for instant 18 GA identification in busy work environments

Tips for Best Results

Use the shortest needle suitable for your job — shorter length reduces pressure drop and improves flow control
Always cap needles when not in use to prevent tip clogging and material waste
Inspect before each use — replace bent or clogged needles immediately to maintain dispensing accuracy
18 GA works best with low-to-medium viscosity adhesives and sealants requiring fine, controlled dispensing
Confirm Luer Lock or Luer Slip compatibility with your dispensing equipment before use

PPG Semco® 18 GA Pink Sem-Flex Needle — Precision dispensing you can count on, every time.

Available individually or in bulk. Compatible with Semco® cartridge systems and standard Luer dispensing equipment.

⚠️ Safety & Compliance Notice: Always follow applicable safety protocols and manufacturer guidelines when using dispensing equipment. Inspect needles before each use and replace bent or clogged needles immediately.

Semco® is a registered trademark of PPG Industries. Compatible with Semco® cartridge systems and standard Luer dispensing equipment. Specifications subject to change without notice.