
The AirTAC AirTAC 4A130P-06 Pneumatic Control Valve, 4A100 Series (4A130P06) is a genuine 5/3-way 5/3 double air pilot — pressure centre air pilot valve with PT1/8 ports. It is a sliding-spool valve switched by a compressed-air signal instead of a coil, and it directs air to double-acting cylinders and actuators. The 4A100 body is published at 8.6 mm² effective area (Cv 0.51).
The AirTAC 4A130P06 is a 5/3-way air pilot valve that directs compressed air to and from double-acting cylinders and pneumatic actuators. It is switched entirely by an air signal from a separate source, such as a manual lever valve or a small 3/2 signal valve, so no coil is involved. In the centre position the pressure-centre (30P) function keeps both cylinder ports connected to supply, which is useful when you want equal pressure on both sides of the piston while a machine cycle is paused.
The valve moves when either of the two pilot signals is applied, and it returns to centre only when both signals are removed. Sizing sits at 8.6 mm2 effective area (Cv 0.51) with a no-load maximum of 3 cycles per second, the published 5/3 figures for the 4A100 body. It pairs with cylinders in the ~ Dia 16-32 mm range and carries 1/8 PT (Rc tapered) ports, so sealing is on the thread flanks and PTFE tape is the right jointing method. The aluminium body weighs 165 g and needs air filtered to 40 um.
| Model | AirTAC 4A130P-06 Pneumatic Control Valve, 4A100 Series (4A130P06) |
|---|---|
| Series | 4A100 air pilot valve (sliding-spool type) |
| Valve type | 5/3-way |
| Function | 5/3 double air pilot — Pressure centre |
| Actuation | Double air pilot, spring-centred (exterior air control) |
| Port size | PT1/8 |
| Exhaust port | PT1/8 |
| Thread standard | PT (Rc tapered) |
| Effective area (Cv) | 8.6 mm² (Cv 0.51) |
| Fluid | Air (filtered by 40µm element) |
|---|---|
| Operating pressure | 0.15 – 0.8 MPa (21 – 114 psi) |
| Proof pressure | 1.2 MPa (175 psi) |
| Max frequency | 3 cycle/sec (no load) |
| Temperature | -20 to +70 °C |
| Body material | Aluminum alloy |
| Lubrication | Not required |
| Weight | 165 g |
Specifications follow the official AirTAC 4A series datasheet. AirTAC publishes the effective area / Cv published for 4A130C-06; other port and centre options of this body share the same casting but are not separately rated. Max frequency is the no-load figure. Confirm the thread standard (PT / G / NPT) against the product label before piping.
| Effective area | 8.6 mm² |
|---|---|
| Flow coefficient | Cv 0.51 |
| Control signal | Compressed air (exterior pilot) |
| Pilot ports | Two pilot ports, one per side |
| Electrical parts | None — no coil, no wiring, no IP rating needed |
| Manifold base | 100M (up to 16 stations) |
Because there is nothing electrical in the valve, the 4A suits wash-down, explosive-atmosphere and high-vibration areas where a solenoid would need certification. Size the valve so effective area / Cv is not the bottleneck for your bore and speed; the 5/3 centre versions have a smaller effective area than the 5/2 of the same body.
| 4A | Air pilot valve, sliding-spool, 4-series. |
|---|---|
| 1 | Body size (4A100) — sets port & flow. |
| 30P | Function: 10 = single pilot 5/2, 20 = double pilot 5/2, 30C/E/P = 5/3 closed / exhaust / pressure centre. |
| 06 | Port size: M5 / 06=1/8" / 08=1/4" / 10=3/8" / 15=1/2". |
| (blank) | Thread standard: blank = PT, G = BSPP, T = NPT. This model is PT (Rc tapered). |
Related: 4A110 (single pilot), 4A120 (double pilot, memory), 4A130C/E/P (5/3 centre).
Solvent-laden air makes any electrical component in the booth a hazard, so the valve body is driven by an air signal line instead. The Cv 0.51 capacity suits the ~ Dia 16-32 mm reciprocating cylinders on small spray or coating fixtures.
Sawdust that would foul a solenoid armature is a non-issue for an all-air valve. At 165 g the 4A130P06 bolts close to the tool on the feed slide and runs at up to 3 cycles per second no-load.
The pressure centre holds supply on both lines of the double-acting hold-down cylinder between clamp actions, keeping the piston pressure-balanced while the jig is being loaded manually.
Choose the 4A130P06 when you need a 5/3 valve with a pressure centre: both cylinder lines stay pressurised when the pilot signals drop. If you would rather have the cylinder locked at centre, pick the 30C closed-centre version; if you want it to float free, the 30E exhaust-centre version is the match. Step up to the 4A200 body when your cylinder needs more than Cv 0.51 - that body offers Cv 1.0. There is no smaller 4A body, so below this flow class you would move to a different product family rather than a smaller 4A.
An air pilot valve earns its place where a solenoid would be a liability: no electrical parts means no certification burden in dusty or explosive atmospheres and no coil damage from wash-down or vibration. For replacement work, match all four points: 4A100 body, 30P function, 1/8 port, PT thread. One valve runs standalone, or up to 16 can sit on a 100M manifold base with a 1/4 common inlet to cut plumbing on multi-station machines.
Quick checklist
This 5/3 pressure-centre model has an effective area of 8.6 mm2 (Cv 0.51) and a no-load maximum frequency of 3 cycles per second. Operating pressure spans 0.15-0.8 MPa (21-114 psi), proof pressure is 1.2 MPa (175 psi), and the temperature range is -20 to +70 C. The valve weighs 165 g, uses sliding-column spool construction with exterior air control, and requires air filtered by a 40 um element. It suits cylinders of roughly Dia 16-32 mm.
The valve is thrown to one side or the other by a pulse or held signal on either of its two pilot ports - a short burst from a manual valve, foot valve or limit valve is enough. When both pilot signals are released, springs centre the spool and the pressure-centre function connects both cylinder ports to supply, so the double-acting cylinder sees pressure on both sides at rest. Note this keeps the piston pressure-balanced but is not a certified holding device; for a suspended load, add a pilot-operated check valve or a mechanical brake at the cylinder.
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