# Dwyer Probe Extension Adapter for Series 640 Air Velocity Transmitter, Brass, 1/2" Female NPT x 5/16" Compression

**Manufacturer:** Dwyer Instruments  
**MPN:** `A-398`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Dwyer Instruments |
| Manufacturer name | Dwyer Instruments |
| Manufacturer | Dwyer Instruments |
| ASIN | B009PA7AZO |
| AdultProduct | False |
| Asin | B009PA7AZO |
| Autographed | False |
| Binding | Misc. |
| Brand | Dwyer |
| ClassificationId | 3206432011 |
| DisplayName | Anemometers |
| Height | 0.399999999592, 1.016, 362, 54 |
| ItemClassification | BASE_PRODUCT |
| ItemName | Dwyer Probe Extension Adapter for Series 640 Air Velocity Transmitter, Brass, 1/2" Female NPT x 5/16" Compression |
| Item_name | Dwyer Probe Extension Adapter for Series 640 Air Velocity Transmitter, Brass, 1/2" Female NPT x 5/16" Compression |
| Item_package_quantity | 1 |
| Item_package_weight | 0.3 |
| Item_type_keyword | science-lab-anemometers |
| Item_weight | 0.14 |
| Keyword | B009PA7AZO |
| Label | Dwyer Instruments |
| Length | 10.921999999999999, 4.299999995613999606299213, 4.299999995614 |
| Link | https://m.media-amazon.com/images/I/41dZDyD1UhL._SL75_.jpg, https://m.media-amazon.com/images/I/41dZDyD1UhL.jpg |
| Memorabilia | False |
| Model | A-398 |
| ModelNumber | A-398 |
| Model_number | A-398 |
| Mpns | A-398 |
| NumberOfItems | 1 |
| Number_of_items | 1 |
| PackageQuantity | 1 |
| PartNumber | A-398 |
| Part_number | A-398 |
| ProductGroup | BISS Basic |
| ProductType | PRECISION_MEASURING |
| ProductTypeName | PRECISION_MEASURING |
| Product_site_launch_date | 2012-10-11T00:00:01-07:00 |
| Publisher | Dwyer Instruments |
| StrippedMpns | A398 |
| Studio | Dwyer Instruments |
| Title | Dwyer Probe Extension Adapter for Series 640 Air Velocity Transmitter, Brass, 1/2" Female NPT x 5/16" Compression |
| TradeInEligible | False |
| Type | Count |
| URL | https://m.media-amazon.com/images/I/41dZDyD1UhL._SL75_.jpg |
| Unit | centimeters, inches, kilograms, pounds |
| Unit_count | 1.0 |
| Units | inches, pixels, pounds |
| Variant | MAIN |
| WebsiteDisplayGroup | biss_basic_display_on_website |
| WebsiteDisplayGroupName | BISS Basic |
| Weight | 0.3, 0.3086471668 |
| Width | 3.599999996328, 500, 75, 9.144 |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Radwell | A-398 |  |  | None | 1 |
| Megadepot | A-398 | 39.14 | 1 | None | 1 |
| Allied Electronics | 71693352 |  |  | None | 1 |
| Pemro | DWI-3236 |  |  | None | 1 |
| usmegastore.com | A-398 | 40.79 | 1 | None | 1 |
| Galco | A-398-DWYR | 38.86 | 1 | None | 1 |
| cappusa.com | 4115497 | 39.05 | 1 | None | 1 |
| industrialstores.com | A-398 | 33.53 | 1 | None | 1 |
| blackhawksupply.com | A-398 | 40.15 | 1 | None | 1 |
| alliedcontrols.com | A-398 | 37.81 | 1 | None | 1 |
| globaltestsupply.com | A-398 |  |  | None | 1 |

---
Structured data: `/python/html6/product/500/9500000/9611000/part_--A398---DwyerInstruments--77fcc7a86b.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp