Pipe Plug, Inflatable, Multi-Flex®, 21" Dia
| Country of Origin | USA |
|---|---|
| Dia. Deflated | 4" (102mm) |
| Dia. Max | 21" (533mm) |
| Length Deflated | 33.75" (857mm) |
| Length Overall Inflated, Est. | 25.3" (642mm) |
| Length, Contact | 1" (25mm) |
| Length, Contact Min | 1" (25mm) |
| Material, Metal Components | Aluminum and Plated Carbon Steel |
| Material, Outer Ply | Ballistic Nylon |
| Package Dimensions | 36" X 4" X 4" |
| Port, Inflation | 2" MNPT to 1/2" QC Plug |
| Press. Pipeline Max | 10 PSI (0.69 BAR) | 23 FT (7 M) |
| Pressure, Inflation Max | 20 PSI (1.38 BAR) |
| Shipping Wt. | 7 Lb (3.18 Kg) |
| Temperature Max. Service F | 200 F (93.33 C) |

21-Inch Multi-Flex® Pipe Plug for Compact Access — 113-021-S
The Petersen Multi-Flex® 113-Series 21-inch high expansion inflatable pipe plug 113-021-S uses the short configuration for applications where axial installation space matters. The compact deflated profile and flexible construction help with insertion through limited access. Verify the published expanded diameter, inflation pressure and pipeline pressure for this specific model before selecting it for a field job.
Key Specifications
- Maximum expanded diameter: 21 in.
- Deflated diameter: 4 in.
- Maximum plug inflation pressure: 20 PSI
- Maximum pipeline pressure: 10 PSI
- Inflation connection: 2 in. MNPT to 1/2 in. QC Plug
- Deflated length: 33.75 in.
- Shipping weight: 7 lb
- Configuration: short configuration
Selection note: Match the exact Petersen item number to the pipe's actual inside diameter, available insertion space, service conditions and required isolation pressure. Do not substitute pipeline pressure for plug inflation pressure.


