Product features
- Two equal-size push-in tube ports
- Straight tube-to-tube connection
- Separate metric and inch models
EOAT & Factory Automation ComponentsSelection · Sourcing · RFQ Support
Pneumatics
SS-PU 304 Stainless Steel Straight Union Push-in Fittings
SS-PU 304 stainless steel straight unions connect two same-size pneumatic tubes. Review metric and inch tube-size tables.
Series
SS-PU
Listed models
12
Range
304 stainless steel
Selection
Tube size and connection
Model, PN and application context confirmed during inquiry.
Overview
Understand the SS-PU product family
SS-PU 304 stainless steel straight unions connect two same-size pneumatic tubes. Review metric and inch tube-size tables.
Selection approach
Match the listed tube outside diameter at every port and check the installation drawing. Metric and inch tube ODs are separate selections.
All values shown below are traceable to the reviewed Catalog source. Missing information is not inferred.
Applications
Pneumatic tube connectionsAutomation air-line routingEquipment air-line maintenance
Product Selection Tool
Compare SS-PU Models
Match the listed tube outside diameter at every port and check the installation drawing. Metric and inch tube ODs are separate selections.
| Model | PN | Model | Tube OD (D) | Status |
|---|---|---|---|---|
| SS-PU4 | Confirm by material / quotation | - | 4 mm | Confirmed |
| SS-PU6 | Confirm by material / quotation | - | 6 mm | Confirmed |
| SS-PU8 | Confirm by material / quotation | - | 8 mm | Confirmed |
| SS-PU10 | Confirm by material / quotation | - | 10 mm | Confirmed |
| SS-PU12 | Confirm by material / quotation | - | 12 mm | Confirmed |
| SS-PU14 | Confirm by material / quotation | - | 14 mm | Confirmed |
| SS-PU16 | Confirm by material / quotation | - | 16 mm | Confirmed |
| SS-PU5/32 | Confirm by material / quotation | - | 5/32 in | Confirmed |
| SS-PU1/4 | Confirm by material / quotation | - | 1/4 in | Confirmed |
| SS-PU5/16 | Confirm by material / quotation | - | 5/16 in | Confirmed |
| SS-PU3/8 | Confirm by material / quotation | - | 3/8 in | Confirmed |
| SS-PU1/2 | Confirm by material / quotation | - | 1/2 in | Confirmed |
Continue to Engineering Reference to verify drawings, dimensions and technical notes before quotation.
Engineering Reference
Technical Data & Dimensions
Review the engineering sheets for the selected model. Confirm dimensions, connections and the applicable configuration before quotation.
Dimensions & Drawings
Model / PN Reference
Technical Notes
Applicability
Authorized catalogue derivative, printed p81: SS-PU — only the model codes shown in this reference
Technical specifications
| Configuration | Equal tube-to-tube straight union |
|---|---|
| Supply material | 304 stainless steel; catalog model codes are retained. |
| Connection selection | Use the exact tube OD and thread or mounting size in the model guide. Check the corresponding engineering drawing. |
| Operating conditions | Include the medium, working pressure, temperature and tube material in your RFQ so the supplied 304 assembly can be matched to the application. |
SS-PU dimensions and listed models
Model selection, connection sizes and dimensional reference · Authorized catalogue derivative, printed p81
High-resolution web preview · Authorized catalogue derivative, printed p81
Technical confirmation notes
- Match the listed tube outside diameter at every port and check the installation drawing. Metric and inch tube ODs are separate selections.
- Use the exact catalog order code in your RFQ and specify the required quantity.
- HNQ supplies this series in 304 stainless steel. Material grade is part of the quotation specification.
Product Inquiry
Ask about SS-PU
Choose a candidate model or leave the selection open. The RFQ context is generated from this product record and your current selection.
WhatsApp Inquiry
Discuss model, price and lead time
Request the EOAT Catalog
Receive an appropriate verified catalog