Trinity Powerflo II
A Trinity PowerFlo II® Pressure Differential Hopper Car is a specialized covered hopper railcar designed and built by Trinity Industries to pneumatically unload dry bulk commodities using compressed air. PowerFlo II is Trinity’s branded design of a pressure differential hopper. It is engineered specifically for efficient, low-residue discharge of materials that may not reliably empty under gravity alone.
Trinity Powerflo II Pressure Differential Car
Typical 4-Hopper Arrangement Replacement Parts
New Arrangement — “A” End
Old Arrangement — “B” End
Replacement Parts
| Number | Part Name | Part Number |
|---|---|---|
| 1 | Double Lateral 5″ w/Reducer | PD5ADD01 |
| 2 | Double Lateral 5″ | PD5ADD02 |
| 3 | Butterfly Valve 5″ | WBV5A |
| 4 | Transition Flange | PD45TF |
| 5 | Square Gasket 5″ | PD5CPG2 |
| 6 | Pipe 5″ SCH 40 (In Feet) | P5A40 |
| 7 | Compression Coupling 5″ x 6″ | PD556CC8 |
| 8 | Flanged Elbow 5″ 45° | PD5A45F1 |
| 9 | Round Gasket 5″ | PD5FG77802 |
| 10 | Discharge Cross 5″ | PD5ACR03 |
| 11 | Discharge Pipe 4″ | PD4ADT1 |
| 12 | Check Valve | DV3030SQ-IMP |
| 13 | Flange Gasket 3″ | PD3SG02 |
| 14 | Lower 90° Elbow — “A” End | PD3A90FHB1 |
| 15 | Lower 90° Elbow — “B” End | PD3A90FHB2 |
| 16 | Air Inlet Cross 3″ | PD3ACR02 |
| 17 | Air Manifold 3″ — “A” End | PD3AMGVA |
| 18 | Air Manifold 3″ — “B” End | PD3AMGVB |
| 19 | Air Manifold Extension 3″ | PD3AME1 |
| 20 | Round Gasket 3″ | FG478602 |
| 21 | Upper 90° Elbow — “A” End | PD3A90FHB3 |
| 22 | Butterfly Valve 3″ | WBV3A |
| 23 | Upper 90° Elbow — “B” End | PD3A90FHB4 |
| 24 | Air Manifold 3″ | PD3AMCVR |
| 25 | Air Inlet 3″ | PD3A45F02 |
| 26 | Dust Cap Assy 3″ | PD3ADCA |
| 27 | Dust Cap Assy 5″ | PD5ADCA |
| 28 | Ball Valve 2″ | VBLF20B |
| 29 | Hose Nipple 2″ | HB2A |
| 30 | Hose 3″ (In Feet) | H3-N6236 |
| 31 | Blind Flange 4″ Assembly | PD4ABSFA |
| 32 | Hose 2″ (In Feet) | H2R |
| 33 | Air Manifold Bracket 3″ | PD3CAMB01 |
| 34 | Discharge Pipe Bracket 5″ | PD5PHB1 |
| 35 | Discharge Cross Bracket 5″ | PD5PHB2 |
| 36 | U-Bolt 3″ | UB42044 |
| 37 | U-Bolt 5″ | SP8466 |
| 38 | Compression Coupling 4″ | PD454CC8 |
| 39 | Discharge Flange 4″ SS | PD4SSF |
| 40 | Lower 90° Elbow — “B” End | PD3A90FHB6 |
| 41 | Tee 4″ x 5″ | PD45AT |
| 42 | Flanged Pipe 5″ | PD5AF37A |
| 43 | Flanged 90° Elbow 5″ | PD5A90F01 |
| 44 | Discharge Lateral 5″ | PD5ADL01 |
| 45 | Discharge Lateral 5″ w/Reducer | PD5ADL01F |
| 46 | Air Manifold 3″ — “B” End | PD3AMSVB |
| 47 | Air Manifold 3″ — “A” End | PD3AMSVA |
| 48 | Lower 90° Elbow — “A” End | PD3A90FHB5 |
Parts Not Shown
| Number | Part Name | Part Number |
|---|---|---|
| * | 0-30 psi Pressure Gauge (Back) | PD1010GB |
| * | 0-30 psi Pressure Gauge (Bottom) | PD1010GL |
| * | Gauge Box Assembly | PDGB2A |
| * | 3″ Butterfly Valve Handle | WBV3CH |
| * | 5″ Butterfly Valve Handle | WBV5CH |
| * | 2″ Hose Clamp | HCLMP2W |
| * | 3″ Hose Clamp | FA62305 |
| * | 3/4″ Vacuum Breaker | VV34B102A |
| * | 1/4″ Tubing | H14LD |
| * | Compression Coupling Gasket 4″ x 4″ | PD454CCG8 |
| * | Compression Coupling Gasket 5″ x 6″ | PD556CCG8 |
| * | Aerator Pipe Sleeve | PD2APS4PE |
| * | Aerator Pad | PD2AP3C23 |
* Parts not shown above
All photos are courtesy of The Andersons — Maumee, OH
www.andersonsinc.com
Car Roof
| Number | Part Name | Part Number |
|---|---|---|
| 22 | 17 psi Pressure Relief Valve | PDPRV2 |
| 23 | Plastic Safety Vent Housing (Female) | PDSVF550FA |
| 23A | Plastic Safety Vent Housing (Male) | PDSVF550MA |
| 24 | Blind Flange Assembly | PD3SPBF02A |
| 25 | 3″ Air Inlet Cap | PD3AIC |
| 26 | 20″ Stainless Ring | PD20HCRS |
| 27 | Nozzle Gasket | TTNG20FDA |
| 28 | 20″ Aluminum Cover Assembly | PD20HC1008A |
| 29 | Cam Lever Assembly | CLCZKA |
| 32 | 14.7 psi Pressure Relief Valve | PDPRV1 |
| 33 | 20″ Aluminum Cover Gasket | PD20HCG08 |
| 69 | 17.5 – 22 psi Rupture Disk | RD22PDST |
| 70 | Safety Catch | CLSFCZK |
| * | Cover Wearplate | A16168 |
Cam Lever Assembly Components
| Number | Part Name | Part Number |
|---|---|---|
| 44 | Latch Pin | CLLPCZK |
| 45 | ½″ x 2-¼″ Clevis Pin | CLP12225CZ |
| 46 | Clamp Stud | CLCSCZK |
| 47 | ½″ Pal Nut | RFPN |
| 48 | ½″ x 2-3/4″ Clevis Pin | CLP12275CZ |
| 49 | 1/8″ x 3/4″ Cotter Pin | RF16271 |
| 50 | Cam Lever Latch | CLCZ |
| 51 | ½″ Jam Nut | JN12 |
| 57 | ½″ Flat Washer | A20W |
* Parts not shown above
All photos are courtesy of The Andersons — Maumee, OH
www.andersonsinc.com
Standpipe
| Number | Part Name | Part Number |
|---|---|---|
| 76 | 3″ Butterfly Valve | WBV3A |
| 77 | 3″ Butterfly Valve Handle | WBV3CH |
| 78 | 3″ 90° Flange | PD3A90F03 |
| 79* | Valve Handle Extension Assembly | THMP007001 |
* Item 79 includes items 76 and 77.
