N860-1603-T052 - 44-Key CNC MDI Operator Panel Keyboard for A86L-0001-0171#ST2R

The N860-1603-T052 is a 44-key MDI keyboard assembly for compatible CNC operator panels and lathe control systems. It combines numeric entry, letter and symbol keys, program-editing controls, and navigation functions in a compact panel-mounted layout.

This assembly features a metal backing plate, rear interface board, and ribbon connections. The keyboard identification label shows N860-1603-T052 revision 01A, while the rear interface label identifies A86L-0001-0171#ST2R.

Important Note: This seller-refurbished unit may show signs of prior use, including scuffs, scratches, and persistent staining consistent with a previously used item. 

Technical Specifications

• Product Type: CNC operator panel keyboard assembly
• Keyboard Part Number: N860-1603-T052
• Revision Shown: 01A
• Interface Assembly Reference: A86L-0001-0171#ST2R
• Keyboard Type: MDI — Manual Data Input
• Number of Keys: 44
• Key Layout: Numeric, alphabetic, symbol, function, and navigation keys
• Construction: Individual keycaps with metal backing plate
• Installation Type: Internal panel-mounted assembly
• Rear Connections: Interface connector marked CK1 and ribbon connection marked CK2
• Application: Compatible CNC lathe control and MDI panel assemblies
• Replacement Scope: Keyboard assembly with backing plate and rear interface board

Interchangeable / Replacement Part Numbers

Identifiers Confirmed on the Pictured Assembly
N860-1603-T052, A86L-0001-0171#ST2R

Revision Identifier
01A

Associated Circuit-Board Reference
N86D-1603-R002
N86D-1603-R002 is an associated board reference rather than a separately visible identification number in the supplied photographs. Match the complete keyboard and interface assembly numbers when selecting a replacement.

Alternate Search Formatting
N8601603T052, A86L00010171#ST2R, N86D1603R002

✔️ Confirmed Compatibility

Compatibility applies to matching A86L-0001-0171#ST2R keyboard configurations used in the following panel assemblies:

✔️ C041 Panel Assembly: A02B-0120-C041#TAR
✔️ C043 Panel Assembly: A02B-0120-C043#TAR
✔️ C121 Panel Assembly: A02B-0120-C121#TAR

Confirm the complete panel number, keyboard layout, mounting arrangement, and rear connections. A matching control-series name alone does not establish compatibility.

☑️ Key Features

☑️ 44-key CNC MDI layout
☑️ Numeric entry with secondary letter and symbol functions
☑️ Dedicated POS and PROG keys
☑️ OFFSET SETTING and SYSTEM function keys
☑️ MESSAGE and CUSTOM GRAPH keys
☑️ ALTER, INSERT, DELETE, CAN, and INPUT controls
☑️ SHIFT key for secondary key functions
☑️ Page-up, page-down, and directional navigation keys
☑️ Dedicated HELP and RESET keys
☑️ Metal backing plate with rear interface board
☑️ N860-1603-T052 revision 01A identification

⚙️ Fit Notes

• Match the complete N860-1603-T052 keyboard number and A86L-0001-0171#ST2R interface reference.
• The pictured keyboard carries revision 01A. Compare revision requirements with the original assembly.
• Other suffixes, including #ST2, #ST2S, #SM2, #SM2R, and #SM2S, identify different configurations and should not be assumed interchangeable.
• Compare the key legends and secondary characters with the original keyboard.
• Confirm the backing-plate shape, mounting points, connector orientation, and ribbon routing.
• Inspect the CK1 and CK2 connection arrangements before installation.
• This listing covers the keyboard assembly; the CNC display, complete control unit, and surrounding operator-panel enclosure are separate components.
• Disconnect machine power and follow the equipment’s service procedures before installation.