| EJ Styles | Relative Movement Capability | Relative Spring Forces | Pressure Thrust on Piping System | Available Features | |||||||
| Axial | Angular | Lateral | Axial | Angular | Lateral | Internal Flow Liner Types | External Cover | Redundant Ply Design | End Connection Types | ||
| US Unrestrained Single  | 
			↔ | ↔ | ↓ | ↔ | ↔ | ↑ | YES | SW , TW , FW , SD , TD | YES | YES | BB , WE , FF , VF , LJ | 
| LS Limit Single  | 
			↔ | ↔ | ↓ | ↔ | ↔ | ↑ | YES | SW, TW, , FW , SD , TD | YES | YES | BB, WE , FF , VF , LJ | 
| TS Tied Single  | 
			— | — | ↓ | — | — | ↑ | NO | SW , TW , FW , SD , TD | YES | YES | BB , WE , FF , VF , LJ | 
| HS Hinged Single  | 
			— | ↔ | — | — | ↔ | — | NO | SW, TW, FW, SD, TD | YES | YES | WE, FF, VF, LJ | 
| SHS Slotted Hinged Single  | 
			↔ | ↔ | — | ↔ | ↔ | — | YES | SW , TW , FW , SD , TD | YES | YES | WE , FF , VF , LJ | 
| GS Gimbaled Single  | 
			— | ↔ | — | — | ↔ | — | NO | SW , TW , FW , SD , TD | YES | YES | WE , FF , VF , LJ | 
| UU Unrestrained Universal  | 
			↔ | ↔ | ↑ | ↔ | ↔ | ↓ | YES | SW , TW , FW , SD , TD | YES | YES | BB , WE , FF , VF , LJ | 
| TU Tied Universal  | 
			— | — | ↑ | — | — | ↓ | NO | SW , TW , FW , SD , TD | YES | YES | WE , FF , VF , LJ | 
| PBS Pressure-Balanced, Elbow, Single  | 
			↔ | — | ↔ | ↔ | ↔ | ↑ | NO | SW , TW , FW , SD , TD | YES | YES | WE , FF , VF , LJ | 
| PBU Pressure-Balanced, Elbow, Universal  | 
			↔ | — | ↑ | ↔ | ↔ | ↓ | NO | SW , TW , FW , SD , TD | YES | YES | WE , FF , VF , LJ | 
| PBI Pressure-Balanced, In-Line  | 
			↔ | — | — | ↔ | — | — | NO | SW , TW , FW , SD , TD | YES | YES | WE , FF , VF , LJ | 
| EPS Externally-Pressurized Single  | 
			↑ | — | — | ↔ | — | — | YES | FW | INCL | YES | WE , FF , LJ | 
| EPD Externally-Pressurized Dual  | 
			↑ | — | — | ↔ | — | — | YES | FW | INCL | YES | WE , FF , LJ | 
	Legend:
	↑ Higher
	↔ Moderate
	↓ Lower
	— Non Applicable
Purge Ports

Packed Bellows

Self-Draining Liner
