---
type: product
schema_version: 1
stock_number: "66608-1"
canonical_url: "https://www.artisantg.com/PLC/66608-1/Swagelok-Nupro-SS-4D4S-Diaphragm-Valve"
json_url: "https://www.artisantg.com/PLC/66608-1/Swagelok-Nupro-SS-4D4S-Diaphragm-Valve.json"
generated_at: "2026-11-07T07:10:51.526Z"
last_updated: "2026-09-30T05:35:41.367-05:00"
---

# Swagelok / Nupro SS-4D4S Diaphragm Valve

_Summary and Categories are this item's record. The description sections and FAQ are machine-assisted and can contain errors; where they disagree with the record, the record is correct, and where description sections disagree with each other, Details wins._

## Summary

- Manufacturer: Nupro
- Model: SS-4D4S
- Condition: Used and in Excellent Condition
- Price: Quote only
- Availability: Not in Stock
- Warranty: 1-Year Warranty with 30-Day Return Guarantee
- ITAR restricted: No
- Shipping weight: 1 lb, estimated
- Shipping dimensions: 8X8X3 in, estimated

## Categories

- Industrial Systems Equipment > Control Systems and Components > Valves (primary)

## Details

This Swagelok / Nupro SS-4D4S Diaphragm Valve is used and in excellent condition.

### SS-4D4S Configuration

- Orifice: 0.156 in. (4.0mm)
- Flow Coefficient: 0.30 Cv
- Pressure Rating at 70°F: 3500 psig (241 bar)
- Differential Back Pressure Max at 70°F: 1500 psig (103 bar)
- Temperature Rating: -73 to 121°C
- Internal Volume: 0.18 in3 max (2.9 cm3)

## Images

- <https://www.artisantg.com/itemimages/nupro_ss_4d4s_view1.jpg>