| Product Line | Brakes |
| Category Name | Brake Chambers |
| Part Type | Air Brake Chamber |
| Alternate Part Name | Air Brake Canister, Brake Can, Brake Pots, Brake Pod, Brake Canister, Spring Brake Actuators |
| OEM Part Number | K049898 |
| Application Type | Semi-Trailers, Heavy Duty Trucks, Semi-Trucks, Trailers, Buses |
| Brake System Compatibility | S-Cam |
| Brake Type | Drum |
| Chamber Style | Double Diaphragm |
| Chamber Type | Spring Brake Chamber |
| Clevis Mounting Type | Threaded |
| Emergency Port Thread Size | 3/8-18 NPTF |
| Mounting Bolt Length | 1.50 in. |
| Mounting Bolt Thread Size | 5/8-11 UNC-2A |
| Outside Diameter (O.D.) | 8.30 in. |
| Port Angle | 90 Deg. |
| Push Rod Length | 12 in. |
| Push Rod Thread Size | 5/8-18 UNF-2A |
| Service Chamber Joint Type | Single Clamp Band, Single Clamp Band |
| Service Port 11 | 3/8-18 NPTF |
| Service Port Thread Size | 3/8-18 NPTF |
| Material | Steel |
| Clevis Yoke | Included |
| Maximum Operating Pressure | 150 psi |
| Port Orientation | 90 deg. |
| Serviceability | Sealed |
| Stroke Length | 2.50 in. |
| Stroke Type | Standard Stroke |
| Net Weight | 20.28 lb. |
| Cross References | 179SB3030, 3232951, 3232951X, E-BC3030C, EBC3030C, K049898, NT3030STD120, OTR3030SB, SB3030CC, WA3030T, 179SB3030, 3232951, 3232951X, 3946338, E-BC3030C, EBC3030C, K049898, NT3030STD120, OTR3030SB, SB3030CC, WA3030T |
| Intended Application | - Designed for rear axles with drum brakes on heavy-duty commercial trucks, tractor-trailers, trailers, and semi-trailers. It functions as a Sealed Type 30/30 Spring Brake Chamber, integrating the compressed air-actuated service brake system and the high-power mechanical spring-actuated parking/emergency brake system into a single, sealed, safety module.
- Always compare with your OEM part number prior to purchase to confirm full compatibility.
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