These worksheets are designed to help locksmiths with everyday keying tasks, including interchangeable core pinning and decoding as well as master key system administration.
Corbin Russwin Access 3 LFIC
- Pinning Chart – Use this worksheet to determine the pinning for a Corbin Russwin Access 3 large format interchangeable core. [Excel – PDF]
Corbin Russwin (Conventional) LFIC
- Pinning Chart – Use this worksheet to determine the pinning for a Corbin Russwin (conventional) large format interchangeable core. [Excel – PDF]
Master Keying
- Parity Assignments – Use this worksheet to track and assign parity patterns across a key section to avoid generating the same bittings between the systems you service. [PDF]
- Top Master Key (TMK) Register – Use this worksheet to assign and track top master key (TMK) bittings to avoid using the same bittings between the systems you service. [Excel – PDF]
Sargent 6300 (Conventional) LFIC
- Control Chamber Pinning – Modeled after Sargent’s 6409D training manual, use this worksheet to determine control chamber pinning by referencing the cut depth of the master or change key with the cut depth of the control key. [Excel – PDF]
- Decoding Chart – Use this worksheet to decode the control key for a Sargent 6300 (Conventional) large format interchangeable core. [Excel – PDF]
- Pinning Chart – Use this worksheet to determine the pinning for a Sargent 6300 (Conventional) large format interchangeable core. [Excel – PDF]
Sargent Degree LFIC
- Pinning Chart – Use this worksheet to determine the pinning for a Sargent Degree large format interchangeable core. [Excel – PDF]
Small Format Interchangeable Core
- Control Chamber Pinning (A2) – Use this worksheet to determine control chamber pinning for A2 systems by referencing the plug total with the cut depth of the control key. [Excel – PDF]
- Decoding Chart (A2) – Use this work sheet to decode the control key for an A2 small format interchangeable core. [Excel – PDF]
- Decoding Chart (A3) – Use this work sheet to decode the control key for an A3 small format interchangeable core. [Excel – PDF]
- Decoding Chart (A4) – Use this work sheet to decode the control key for an A4 small format interchangeable core. [Excel – PDF]
- Pinning Chart (A2, 2-Level and Smaller) – Use this worksheet to determine the pinning for an A2 small format interchangeable core when used as part of a 2-level master key system or by itself. [Excel – PDF]
- Pinning Chart (A2, 3-Level to 5-Level) – Use this worksheet to determine the pinning for an A2 small format interchangeable core when used as part of a 3-level to 5-level master key system. [Excel – PDF]
- Pinning Chart (A4, 2-Level and Smaller) – Use this worksheet to determine the pinning for an A4 small format interchangeable core when used as part of a 2-level master key system or by itself. [Excel – PDF]
- Pinning Chart (A4, 3-Level to 5-Level) – Use this worksheet to determine the pinning for an A4 small format interchangeable core when used as part of a 3-level to 5-level master key system. [Excel – PDF]
- Single Page Pinning Chart – Use this worksheet to generate a full system’s pinning on a single page. For instructions, please see this video. [Excel – PDF]