This is a legacy product, and replaced byAXT512-1A-A04-L, http://smcpneumatics.com/SS5V2-10FD.pdf

Part Number Description: MAN BLK ASSY (L) ISO 2'   Product Line: V   Product Line Description: VALVE   Family Code: 261   Family Description: VP7-8 SOL VALVE 4/5 PORT   Class Code: 22   Part Code: 2   Reference Code:  H   PDF Documentation: PDF   Click here to report information errorImage shown may not match exact part number

BLK ASSY (L) ISO 1'   Product Line: V   Product Line Description: VALVE   Family Code: 260   Family Description: VP7-6 SOL VALVE 4/5 PORT   Class Code: 22   Part Code: 2   Reference Code:  H   PDF Documentation: PDF   Click here to report information errorImage shown may not match exact part number

BLK ASSY (L) ISO 2'   Product Line: V   Product Line Description: VALVE   Family Code: 261   Family Description: VP7-8 SOL VALVE 4/5 PORT   Class Code: 22   Part Code: 2   Reference Code:  H   PDF Documentation: PDF   Click here to report information errorImage shown may not match exact part number

BLK ASSY (L) ISO 1'   Product Line: V   Product Line Description: VALVE   Family Code: 260   Family Description: VP7-6 SOL VALVE 4/5 PORT   Class Code: 22   Part Code: 2   Reference Code:  H   PDF Documentation: PDF   Click here to report information errorImage shown may not match exact part number

BLK ASS'Y (L) ISO 2