Specification
Where to buy| Item | Value |
|---|---|
| Type | Pneumatic rivet hammer, pistol grip |
| Maker | Sioux Tools |
| Trigger | Teasing throttle trigger start |
| Accepts | .401 in (10.19 mm) Parker Taper rivet sets and chisels |
| Air inlet | 1/4 in NPT |
| Item | Value |
|---|---|
| Recommended hose | 3/8 in (9.5 mm) |
| Rated at | 90 psig (6.2 bar) |
| Standard equipment | Parts list, safety and instruction manual, beehive retainer |
| Status | Catalog dated March 2013. Confirm current figures with Sioux before relying on one. |
Dimensions by size
| Dimension | 270A-2 | 270A | 270A-4 |
|---|---|---|---|
| Steel rivet capacity | 5/32 in (3.97 mm) | 3/16 in (4.76 mm) | 1/4 in (6.35 mm) |
| Stroke | 2.0 in (50.8 mm) | 3.0 in (76.2 mm) | 4.0 in (101.6 mm) |
| Bore | 0.6 in (15.2 mm) | 0.6 in (15.2 mm) | 0.6 in (15.2 mm) |
| Length | 5.8 in (147.3 mm) | 6.8 in (172.7 mm) | 7.8 in (198.1 mm) |
| Side to center | 1.1 in (27.9 mm) | 1.1 in (27.9 mm) | 1.1 in (27.9 mm) |
Inches as published are the official values. Millimetres are converted at 25.4 mm per inch and are not official. The catalog's own metric column is rounded differently: it prints 2.0 in as 50 mm.
Part numbers
| Part no. | Size | Blows per minute | Air use, CFM | Weight, lb |
|---|---|---|---|---|
| 270A-2 | 5/32 in steel rivets | 2500 | 8.0 | 3.0 |
| 270A | 3/16 in steel rivets | 2000 | 8.0 | 3.2 |
| 270A-4 | 1/4 in steel rivets | 1700 | 8.0 | 3.5 |
Models as the source lists them. Figures in this table are as published.
Notes from the source
- Capacity is printed for steel rivets: the column reads Steel Rivet Capacity.
Where to buy
AmericaDistributor coming soonOur partner for this region is on its way
EuropeDistributor coming soonOur partner for this region is on its way
OceaniaDistributor coming soonOur partner for this region is on its way
Distributors coming soon.
Sources
- Sioux Tools Industrial Air Tools Product Catalog Form ZML0014, 03/13 — Hammers, page 63 — the maker's catalog table, in a copy hosted by a distributor, read 30 October 2026.
Educational reference only. not approved data. Always consult the applicable SRM, AMM, or AC 43.13-1B and your certifying authority.