Automann 177.4040 | 1/4" Air Tank Drain Valve
Verify compatibility with your vehicle or equipment before ordering. Prices and availability may vary.
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The Automann 177.4040 is an aftermarket wing-handle 1/4-turn manual drain valve for heavy-duty truck and trailer air-reservoir tanks. Brass 1/4 in NPT (NPTF) male inlet, low-pressure-rated, with a fold-flat wing handle so the driver can dump moisture from the wet tank by hand. Direct replacement for Parker DRC601-4, Bendix 103385, Haldex 10719, and Tectran 110.
Specifications
| Manufacturer | Automann |
|---|---|
| Part Number | 177.4040 |
| Part Type | Air-Tank Manual Drain Valve, Wing Handle |
| Inlet Thread | 1/4 in NPT (NPTF), male |
| Operation | 1/4-turn manual |
| Max Pressure | ~30 psi (low-pressure rated) |
| Approximate Weight | 0.21 lb |
Cross References
This drain valve replaces or is equivalent to the following part numbers:
- Parker: DRC601-4
- Bendix: 103385, 103385N (C-1 drain cock)
- Haldex: 10719
- Tectran: 110, 90076
- Tuffline: TLA103385N
- IHC: R12110
- Sloan: DCR601-4, DCR6014
- Luis: 934150010, RC6014
- Power Products: DRC601-4
Applications
This drain valve is used on heavy-duty truck and trailer air-brake reservoirs calling for a 1/4 in NPT manual wing-handle drain, including:
- Class 7 / Class 8 on-highway tractors (Freightliner, Kenworth, Peterbilt, International, Volvo, Mack, Western Star)
- Vocational trucks, dumps, and refuse
- Semi-trailers, flatbeds, dump trailers, tankers
- Buses, motorcoaches, and shuttle vehicles with 1/4 in NPT reservoir ports
Verify the reservoir port thread (1/4 in NPT) and pressure rating before ordering. The 3/8 in NPT version is Automann 177.4041 — a separate part number.