Miller FILTAIR Standard arm
Miller FILTAIR Standard Extraction Arm Support
A preassembled external-adjustment arm for larger work areas, available in 7, 10, and 12 ft. lengths.
Family Snapshot
These quick facts come from the AY/3.7 quick-spec and family pages.
| Detail | Documented information |
|---|---|
| Diameter | 6 in. or 8 in. |
| Length | 7, 10, or 12 ft. |
| Recommended CFM | 6 in.: 500-640 cfm; 8 in.: 875-1,135 cfm |
| Net weight | 37-87 lb., depending on size |
| Mounting | Wall, pedestal, or column |
Standard Extraction Arm Stock Numbers
Match the exact stock number, diameter, and length to the installation before ordering.
| Stock number | Diameter | Length | Recommended CFM | Net weight | Buy / lookup | |
|---|---|---|---|---|---|---|
300953 | Standard | 6 in. | 7 ft. | 500-640 cfm | 37 lb. | Search Amazon Site lookup |
300954 | Standard | 6 in. | 10 ft. | 500-640 cfm | 39 lb. | Search Amazon Site lookup |
300955 | Standard | 6 in. | 12 ft. | 500-640 cfm | 42 lb. | Search Amazon Site lookup |
300980 | Standard | 8 in. | 7 ft. | 875-1,135 cfm | 79 lb. | Search Amazon Site lookup |
300981 | Standard | 8 in. | 10 ft. | 875-1,135 cfm | 84 lb. | Search Amazon Site lookup |
300982 | Standard | 8 in. | 12 ft. | 875-1,135 cfm | 87 lb. | Search Amazon Site lookup |
Why Choose This Arm
The standard arm uses external adjustments to reduce airflow resistance while maintaining accurate positioning and a broad range of motion.
| Planning detail | Catalog guidance |
|---|---|
| Installation | Arms are designed to be mounted to a wall, pedestal, or column. |
| Welding processes | Stick (SMAW), flux-cored (FCAW), MIG (GMAW), and TIG (GTAW) are listed in the catalog. |
| Collector connection | Connect the arm to a Miller FILTAIR SWX, a centralized system, or competitive equipment after confirming the airflow and mounting requirements. |
| Safety review | Have a certified industrial hygienist test facility air to determine equipment requirements and ensure adequate protection from contaminants. |
Common Arm Accessories
These accessories appear in the same AY/3.7 ordering section. Verify whether the 6 in. or 8 in. mounting kit and the required blower/control setup fit the selected arm.
| Stock number | Accessory | Documented description | Type | Buy / lookup |
|---|---|---|---|---|
300952 | Extraction Arm Mounting Kit | 6 in. mounting bracket and hardware | Mounting kit | Search Amazon Site lookup |
300771 | Extraction Arm Mounting Kit | 8 in. mounting bracket and hardware | Mounting kit | Search Amazon Site lookup |
300691 | Fume Extraction Blower | 1 horsepower; includes on/off control box and mounting bracket | Blower | Search Amazon Site lookup |
300763 | SWX Hood Light with Arc Sensor | Field accessory for SWX; fume extraction blower required | SWX accessory | Search Amazon Site lookup |
Source: Miller Electric FILTAIR Extraction Arms specification sheet AY/3.7, issued June 2019, pages 1-8. Amazon links are optional search aids; direct buttons are limited to existing WSP-approved registry matches.