---
type: product
schema_version: 1
stock_number: "51125-1"
canonical_url: "https://www.artisantg.com/PLC/51125-1/Humphrey-31P-Multi-Purpose-Manual-Mechanical-Air-Valve"
json_url: "https://www.artisantg.com/PLC/51125-1/Humphrey-31P-Multi-Purpose-Manual-Mechanical-Air-Valve.json"
generated_at: "2026-11-07T09:25:00.260Z"
last_updated: "2026-04-29T19:05:39.180-05:00"
---

# Humphrey 31P Multi-Purpose Manual/Mechanical Air 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: Humphrey
- Model: 31P
- Condition: New From Surplus Stock
- Price: Quote only
- Availability: Not in Stock
- Warranty: 1-Year Warranty with 30-Day Return Guarantee
- ITAR restricted: No
- Shipping weight: 1 lb
- Shipping dimensions: 8X6X1 in

## Categories

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

## Details

### Configuration

- 2-3 Way
- Push-Button Operation
- Normally Closed or Open
- Diverter
- Selector

## Images

- <https://www.artisantg.com/itemimages/humphrey_31p_view1_2020424172836.jpg>
- <https://www.artisantg.com/itemimages/humphrey_31p_view1_2020424173018.jpg>