CPLNG ST SERIES

Description & Features

This Eaton Hansen ST Series quick disconnect coupling plug is designed for fluid transfer applications, as well as chemical, food and beverage, injection molding, marine, medical, pressure washing, and steam cleaning systems.

Made from carbon steel with Buna-N seals, the CPLNG ST SERIES features a push-to-connect end type for quick connect and disconnect without the need for special tools. It features a 3/8" port size, a 0.375" end size 2, a male end gender 1, and a female end gender 2. This coupling plug utilizes a ball lock internal connection type and a straight thru valve type. It exceeds ISO 16028 operating pressures and has a flow rate of 15 gallons per minute, with a minimum working temperature of -40 degrees.

SKU: 3T21

Supplier Part Number (MPN): 3T21

Specifications

Alternate Part Numbers
Alternate Part Number MINO-00015X06106
Application
Fluid Transfer, Chemical, Food and Beverage, Injection Molding, Marine, Medical, Pressure Washing, Steam Cleaning
Brand
Danfoss Power Solutions (II LLC Aeroquip)
Brand
Aeroquip
Pack Size
1.00
UOM
EA
End Gender 1
13554
End Gender 2
13555
End Size 2
0.38
End Type 1
Push to Connect
End Type 2
NPTF
Features
Quick connect and disconnect|No need for special tools|Exceeds ISO 16028 operating pressures
Flow Rate1
15 gallons per minute
ICC
Quick Disconnect Couplings
Internal Connection Type
Ball Lock
Item Type
Male Half
Language
English
Minimum Working Temperature
-40
Net Pack Quantity Units
EA
Port Size
3/8
Product Material
Carbon Steel
Product Width
0.94
Safety locking Mechanism
None
Seal Material
Buna-N
Sub Brand
Hansen
Supplier Part Number
3T21
Valve Type
Straight Thru
Product Weight
0.12 lbs

Product Questions & Answers (1)

Question by: Ronnie T on Feb 22, 2026, 5:39 PM
Will this here fitting hold up okay for pressure washing, or is it more for light duty stuff?
Answer by: Customer Support on Feb 24, 2026, 4:48 PM
Designed for fluid transfer applications, this Eaton Hansen ST series coupling plug is suitable for pressure washing, along with chemical, food and beverage, injection molding, marine, medical, and steam cleaning systems.