Ningbo Richge Technology Co., Ltd.
Ningbo Richge Technology Co., Ltd.
Products
KQ2P Push Fit Female End Cap Plastic
  • KQ2P Push Fit Female End Cap PlasticKQ2P Push Fit Female End Cap Plastic

KQ2P Push Fit Female End Cap Plastic

KQ2P push-in plug is a dedicated tube stopper for SOLH KQ2 one-touch pneumatic fittings, interchangeable with SMC KQ2P. It is inserted directly into fitting tube ports for temporary or permanent sealing and pressure testing. Made of PBT+PP body and NBR oil-resistant seal, it works within -5℃~+60℃ across vacuum and compressed air systems. Unlike KQ2C outer protective cap, KQ2P seals the internal air passage. Reusable and compact, widely adopted for idle port blocking in automation pneumatic circuits.

SOLH KQ2P Series Push-In Plug | KQ2 Pneumatic Tube Stopper

Brand: SOLH by Richge Technology | SMC KQ2P Compatible Push-In Tube Plug for KQ2 One-Touch Fittings


1. Product Overview

     KQ2P is a dedicated push-in plug for SOLH KQ2 series one-touch fittings. It directly inserts into the tube inlet of KQ2 fittings for temporary or permanent sealing of tube ports, idle fitting closure and pressure testing. Tool-free and plug-and-play.


2. Model Code Naming Rule

   Format: KQ2P-XX
     KQ2P: Series code, push-in tube plug
     XX: Matched tube outer diameter (mm)
  Common models:
     KQ2P-04 → Φ4 tube
     KQ2P-06 → Φ6 tube (most widely used)
     KQ2P-08 → Φ8 tube
     KQ2P-10 → Φ10 tube
     KQ2P-12 → Φ12 tube
  KQ2P-23 → Φ3.2 thin tube

Code Segment

Description

KQ2P

Series code: Push-in tube plug for KQ2 fittings

04/06/08/10/12/23

Matched tube outer diameter ΦD (mm)


3. Key Technical Specifications

Item

Parameter

Compatible Fittings

Full SMC KQ2 series (L / T / Y / straight and others)

Operating Pressure

-100kPa (vacuum) ~ 1.0MPa

Burst Pressure

3.0MPa @ 23℃ ambient

Operating Temperature

-5℃ ~ +60℃; 0~40℃ for water medium

Material

Body: PBT+PP; Seal: NBR oil-resistant rubber

Color

Standard KQ2 white

Features

Insert sealing, compact footprint, reusable


4. Critical Difference: KQ2P vs KQ2C

Model

Type

Function & Principle

KQ2P

Tube Plug / Stopper

Inserted inside fitting, occupies tube port space. Used for sealing internal air passage, primary sealing plug (common choice).

KQ2C

Cap / Protective Cover

Covers outside fitting body, protects fitting outer wall and seal ring. Mainly for dust protection, not for internal air sealing.


5. Installation & Usage Notes

     • Ensure tube port is flat and burr-free, push plug fully in for sealing; no PTFE tape required.

     • Plug removal: grip plug root and pull out directly. No release collar needed.

     • Vacuum limitation: good sealing under general working conditions. Not suitable for long-term high vacuum holding, minor leakage may occur.

     • Max pressure ≤1MPa. Overpressure and pressure shock are prohibited.


6. Selection Guide

     • Φ4 small tube → KQ2P-04

     • Standard Φ6 → KQ2P-06 (first choice)

     • High flow Φ8 / Φ10 → KQ2P-08 / KQ2P-10

     • External dust protection only → KQ2C protective cap

Hot Tags: KQ2P Push Fit Female End Cap Plastic, China, Manufacturer, Supplier, Factory, Low Price, Quality, Latest Selling, Advanced
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