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Rail Data > Data > Codes > TOPS List > AC21
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TOPS Code/Class: AC21
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TOPS Category: ?This is my own (unofficial) means to categorise TOPS codes based on what they relate to and whether they are long (4 characters, i.e. including sub-codes) or short (3 characters) LC - Long Code, Coaching Stock
TOPS GENKOC: ?The first character of a TOPS code is known as the GENKOC and indicates the general type of rolling stock (e.g. 1xx are DMUs). A - Passenger-carrying coaches
TOPS BRAKTY: ?The third character of many TOPS codes is the BRAKTY, indicating the type of braking equipment fitted (e.g. A indicates air brakes). * - Not defined by code
Parent:AC?
Description: Mk.1 TSO (Open Second)
Numbers: ?Numbers are only shown where the ranges were limited. Otherwise, refer to the listings section below. The letter r after the numbers indicates this is a range, with not all numbers in the sequence used.
Status:
Date On:
Origins:
Date Off:
Destiny:
Sub-codes ?If this code had any sub-codes, they will be listed here.
None found
Designs/Diagrams ?Design codes and diagrams related to this code (and any sub-codes where relevant) are listed here.
17 designs/diagrams currently listed against this TOPS code/class (including any sub-codes).
DesignClassSeriesDescriptionStatus
AC201 BR TOPS Carriage Diagram Mk.1 Tourist Second Open (TSO) TBC
AC204 BR TOPS Carriage Diagram Mk.1 Tourist Second Open (TSO) TBC
AC201.1A BR TOPS Carriage Design Code Mk.1 Tourist Second Open (TSO) TBC
AC201.1D BR TOPS Carriage Design Code TBC
AC201.1E BR TOPS Carriage Design Code Mk.1 Tourist Second Open (TSO) TBC
AC201.1F BR TOPS Carriage Design Code Mk.1 Tourist Second Open (TSO) TBC
AC201.1H BR TOPS Carriage Design Code TBC
AC201.1S BR TOPS Carriage Design Code Mk.1 Tourist Second Open (TSO) TBC
AC201.1T BR TOPS Carriage Design Code Mk.1 Tourist Second Open (TSO) TBC
AC201.1X BR TOPS Carriage Design Code TBC
AC201.1Y BR TOPS Carriage Design Code TBC
AC201.2A BR TOPS Carriage Design Code Mk.1 Tourist Second Open (TSO) TBC
AC201.2S BR TOPS Carriage Design Code TBC
AC201.2U BR TOPS Carriage Design Code TBC
AC201.2V BR TOPS Carriage Design Code TBC
AC201.2W BR TOPS Carriage Design Code TBC
AC204.0G BR TOPS Carriage Design Code TBC
Batches ?Batches of numbers built or converted to this TOPS code are listed below. Note that only codes that were wholly to this code will appear, otherwise refer to the listings section for other numbers.
There are 30 batches recorded as being wholly to this TOPS code (including any sub-codes).
Numbers Class Design Type Qty Origin Built/Converted Date/s Lot
3700-3705 AC21 92 Mk.1 Tourist Open Second (TSO) 6 New BR, York 1951 30011
3706-3720 AC21 92 Mk.1 Tourist Open Second (TSO) 15 New Cravens 1952 30017
3736-3753 AC21 93 Mk.1 Tourist Open Second (TSO) 18 New BR, Doncaster 1953 30043
3754-3772 AC21 93 Mk.1 Tourist Open Second (TSO) 19 New BR, York 1953 30079
3773-3788 AC21 93 Mk.1 Tourist Open Second (TSO) 16 New BR, Doncaster 1953 30043
3789-3823 AC21 93 Mk.1 Tourist Open Second (TSO) 35 New BR, York 1953 30079
3824-3849 AC21 93 Mk.1 Tourist Open Second (TSO) 26 New BR, Ashford/Eastleigh 1953-1954 30054
3850-3885 AC21 93 Mk.1 Tourist Open Second (TSO) 36 New BR, York 1953-1954 30080
3886-3903 AC21 93 Mk.1 Tourist Open Second (TSO) 18 New BR, Ashford/Eastleigh 1954 30054
3904-3913 AC21 93 Mk.1 Tourist Open Second (TSO) 10 New BR, Eastleigh 1954-1955 30086
3914-3924 AC21 93 Mk.1 Tourist Open Second (TSO) 11 New BR, Ashford/Eastleigh 1954-1955 30086
3925-3969 AC21 93 Mk.1 Tourist Open Second (TSO) 45 New BR, Eastleigh 1954-1955 30086
3970-3997 AC21 93 Mk.1 Tourist Open Second (TSO) 28 New BR, York 1954 30090
3998-4097 AC21 93 Mk.1 Tourist Open Second (TSO) 100 New BR, Ashford/Eastleigh 1956-1957 30149
4098-4197 AC21 93 Mk.1 Tourist Open Second (TSO) 100 New BR, York 1955-1956 30171
4198-4257 AC21 93 Mk.1 Tourist Open Second (TSO) 60 New BR, York 1956 30172
4258-4357 AC21 93 Mk.1 Tourist Open Second (TSO) 100 New Birmingham RC&W 1956 30207
4373-4412 AC21 93 Mk.1 Tourist Open Second (TSO) 40 New BR, Ashford/Eastleigh 1957 30219
4413-4472 AC21 93 Mk.1 Tourist Open Second (TSO) 60 New Birmingham RC&W 1956-1957 30226
4488-4636 AC21 93 Mk.1 Tourist Open Second (TSO) 149 New BR, York 1956-1957 30243
4638 AC21 95 Prototype Tourist Open Second (TSO) 1 New Cravens 1957 30362
4639-4726 AC21 93 Mk.1 Tourist Open Second (TSO) 88 New BR, York 1957 30375
4739-4778 AC21 93 Mk.1 Tourist Open Second (TSO) 40 New BR, York 1957 30375
4830-4839 AC21 89 Mk.1 Tourist Open Second (TSO) 10 New BR, Wolverton 1959 30506
4840-4899 AC21 89 Mk.1 Tourist Open Second (TSO) 60 New BR, Wolverton 1959-1960 30525
4900-4917 AC21 89 Mk.1 Tourist Open Second (TSO) 18 New BR, Wolverton 1961 30646
4918-4966 AC21 89 Mk.1 Tourist Open Second (TSO) 49 New BR, Wolverton 1961-1962 30690
4973-5010 AC21 89 Mk.1 Tourist Open Second (TSO) 38 New BR, Wolverton 1961-1962 30690
5023-5044 AC21 89 Mk.1 Tourist Open Second (TSO) 22 New BR, Wolverton 1961-1962 30690
5045-5069 AC21 89 Mk.1 Tourist Open Second (TSO) 25 New BR, York 1963 30724
Notes
No notes have been left yet. ?There may be some notes posted but which have not yet been approved.
Profiles ?Profiles provide an overview of the histories of various types of train. Profiles that are relevant to this TOPS class/code are listed below. If no profiles are shown, try looking under the parent code (in main details section above)
Listings
There are 242 listings (with 187 distinct numbers) for this TOPS code/class (not including any sub-codes). The most recent 50 are shown below.


Date ?The date of the listing. Newest listings are shown first. Type ?Listings are either plain listings (reported details at a given date) or changes (changes of details on a given date). Hover over a code for the explanation. Status ?The status of this number at (or after) the given date. Hover over a code for the explanation. Prefix ?The prefix carried at the given date. Hover over a prefix for an explanation. Number TOPS Design Pool Livery Allocation Location Notes ?Shows the approval status of each listing. Hover over an icon for an explanation.
05/2000 LListing (e.g. in an ABC) AExtant, Registered, Active
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4198 AC21 AC204.0G MBCS GWR chocolate/cream Grosmont (NYMR) Approved, auto/admin
05/2000 LListing (e.g. in an ABC) AExtant, Registered, Active
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4849 AC21 AC201.2W HDCP Regional Railways Crewe Carriage Depot Approved, auto/admin
05/2000 LListing (e.g. in an ABC) AExtant, Registered, Active
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4854 AC21 AC201.2V HDCP Regional Railways Crewe Carriage Depot Approved, auto/admin
05/2000 LListing (e.g. in an ABC) SExtant, Registered, Stored
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4858 AC21 AC201.1F PPSU Inter-City Unallocated (EWS) Carlisle New Yard Approved, auto/admin
05/2000 LListing (e.g. in an ABC) SExtant, Registered, Stored
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4860 AC21 AC201.1F PPSU maroon Unallocated Carnforth Approved, auto/admin
05/2000 LListing (e.g. in an ABC) SExtant, Registered, Stored
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4866 AC21 AC201.2U SAXH Regional Railways Unallocated Crewe South CSD Approved, auto/admin
05/2000 LListing (e.g. in an ABC) SExtant, Registered, Stored
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4869 AC21 AC201.1F RCCS Inter-City Bounds Green Depot (London) Bounds Green T&RSMD Approved, auto/admin
05/2000 LListing (e.g. in an ABC) AExtant, Registered, Active
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4873 AC21 AC201.2W HDCP Regional Railways Crewe Carriage Depot Approved, auto/admin
05/2000 LListing (e.g. in an ABC) SExtant, Registered, Stored
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4875 AC21 AC201.2W SAXH Regional Railways Unallocated Crewe South CSD Approved, auto/admin
05/2000 LListing (e.g. in an ABC) AExtant, Registered, Active
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4876 AC21 AC201.2W HDCP Regional Railways Crewe Carriage Depot Approved, auto/admin
05/2000 LListing (e.g. in an ABC) AExtant, Registered, Active
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4880 AC21 AC201.2W HDCP Regional Railways Crewe Carriage Depot Approved, auto/admin
05/2000 LListing (e.g. in an ABC) AExtant, Registered, Active
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4902 AC21 AC201.1D RTCO GWR chocolate/cream Crewe Carriage Depot Approved, auto/admin
05/2000 LListing (e.g. in an ABC) AExtant, Registered, Active
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4905 AC21 AC201.2S MBCS maroon Carnforth Depot Approved, auto/admin
05/2000 LListing (e.g. in an ABC) SExtant, Registered, Stored
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4909 AC21 AC201.1F RCCS Inter-City Bounds Green Depot (London) Bounds Green T&RSMD Approved, auto/admin
05/2000 LListing (e.g. in an ABC) AExtant, Registered, Active
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4910 AC21 AC201.1A MBCS maroon Ropley (MHR) Approved, auto/admin
05/2000 LListing (e.g. in an ABC) AExtant, Registered, Active
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4915 AC21 AC201.1Y RCCO Waterman Railways carmine/cream Bounds Green Depot (London) Approved, auto/admin
05/2000 LListing (e.g. in an ABC) AExtant, Registered, Active
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4916 AC21 AC201.1F RCCO Waterman Railways carmine/cream Bounds Green Depot (London) Approved, auto/admin
05/2000 LListing (e.g. in an ABC) SExtant, Registered, Stored
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4917 AC21 AC201.2S SAXH Regional Railways Unallocated Crewe South CSD Approved, auto/admin
05/2000 LListing (e.g. in an ABC) AExtant, Registered, Active
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4925 AC21 AC201.1X RCCO BR green Bounds Green Depot (London) Approved, auto/admin
05/2000 LListing (e.g. in an ABC) AExtant, Registered, Active
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4927 AC21 AC201.1E RTCO GWR chocolate/cream Crewe Carriage Depot Approved, auto/admin
05/2000 LListing (e.g. in an ABC) AExtant, Registered, Active
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4938 AC21 AC201.1X RCCO BR blue/grey Bounds Green Depot (London) Approved, auto/admin
05/2000 LListing (e.g. in an ABC) AExtant, Registered, Active
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4939 AC21 AC201.1T RCCO BR blue/grey Bounds Green Depot (London) Approved, auto/admin
05/2000 LListing (e.g. in an ABC) AExtant, Registered, Active
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4940 AC21 AC201.2S MBCS maroon Carnforth Depot Approved, auto/admin
05/2000 LListing (e.g. in an ABC) AExtant, Registered, Active
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4946 AC21 AC201.2S RCCO Waterman Railways carmine/cream Bounds Green Depot (London) Approved, auto/admin
05/2000 LListing (e.g. in an ABC) AExtant, Registered, Active
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4949 AC21 AC201.1S RCCO BR blue/grey Bounds Green Depot (London) Approved, auto/admin
05/2000 LListing (e.g. in an ABC) AExtant, Registered, Active
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4951 AC21 AC201.2S MBCS maroon Carnforth Depot Approved, auto/admin
05/2000 LListing (e.g. in an ABC) AExtant, Registered, Active
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4956 AC21 AC201.1X RCCO BR blue/grey Bounds Green Depot (London) Approved, auto/admin
05/2000 LListing (e.g. in an ABC) AExtant, Registered, Active
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4958 AC21 AC201.1A MBCS maroon Fort William Depot Approved, auto/admin
05/2000 LListing (e.g. in an ABC) AExtant, Registered, Active
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4959 AC21 AC201.1X RCCO Inter-City Bounds Green Depot (London) Approved, auto/admin
05/2000 LListing (e.g. in an ABC) AExtant, Registered, Active
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4960 AC21 AC201.2S MBCS maroon Carnforth Depot Approved, auto/admin
05/2000 LListing (e.g. in an ABC) AExtant, Registered, Active
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4963 AC21 AC201.1H RTCO GWR chocolate/cream Crewe Carriage Depot Approved, auto/admin
05/2000 LListing (e.g. in an ABC) AExtant, Registered, Active
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4973 AC21 AC201.2S MBCS maroon Carnforth Depot Approved, auto/admin
05/2000 LListing (e.g. in an ABC) AExtant, Registered, Active
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4977 AC21 AC201.1S RCCO BR green Bounds Green Depot (London) Approved, auto/admin
05/2000 LListing (e.g. in an ABC) AExtant, Registered, Active
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4984 AC21 AC201.2A MBCS maroon Carnforth Depot Approved, auto/admin
05/2000 LListing (e.g. in an ABC) AExtant, Registered, Active
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4986 AC21 AC201.1X RCCO BR green Bounds Green Depot (London) Approved, auto/admin
05/2000 LListing (e.g. in an ABC) AExtant, Registered, Active
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4991 AC21 AC201.1S RCCO BR blue/grey Bounds Green Depot (London) Approved, auto/admin
05/2000 LListing (e.g. in an ABC) AExtant, Registered, Active
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4994 AC21 AC201.2S MBCS maroon Carnforth Depot Approved, auto/admin
05/2000 LListing (e.g. in an ABC) AExtant, Registered, Active
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4996 AC21 AC201.2S RCCO Waterman Railways carmine/cream Bounds Green Depot (London) Approved, auto/admin
05/2000 LListing (e.g. in an ABC) AExtant, Registered, Active
Click here for more details of this prefix
4998 AC21 AC201.1X RCCO Inter-City Bounds Green Depot (London) Approved, auto/admin
05/2000 LListing (e.g. in an ABC) AExtant, Registered, Active
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4999 AC21 AC201.1S RCCO BR blue/grey Bounds Green Depot (London) Approved, auto/admin
05/2000 LListing (e.g. in an ABC) AExtant, Registered, Active
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5002 AC21 AC201.1S RCCO Waterman Railways Bounds Green Depot (London) Approved, auto/admin
05/2000 LListing (e.g. in an ABC) AExtant, Registered, Active
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5005 AC21 AC201.1X RCCO BR blue/grey Bounds Green Depot (London) Approved, auto/admin
05/2000 LListing (e.g. in an ABC) AExtant, Registered, Active
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5007 AC21 AC201.1X RCCO BR green Bounds Green Depot (London) Approved, auto/admin
05/2000 LListing (e.g. in an ABC) AExtant, Registered, Active
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5008 AC21 AC201.2S RCCO Waterman Railways carmine/cream Bounds Green Depot (London) Approved, auto/admin
05/2000 LListing (e.g. in an ABC) AExtant, Registered, Active
Click here for more details of this prefix
5009 AC21 AC201.1H RTCO GWR chocolate/cream Crewe Carriage Depot Approved, auto/admin
05/2000 LListing (e.g. in an ABC) AExtant, Registered, Active
Click here for more details of this prefix
5023 AC21 AC201.1X RCCO BR green Bounds Green Depot (London) Approved, auto/admin
05/2000 LListing (e.g. in an ABC) AExtant, Registered, Active
Click here for more details of this prefix
5025 AC21 AC201.1H RTCO GWR chocolate/cream Crewe Carriage Depot Approved, auto/admin
05/2000 LListing (e.g. in an ABC) AExtant, Registered, Active
Click here for more details of this prefix
5027 AC21 AC201.1X RCCO BR green Bounds Green Depot (London) Approved, auto/admin
05/2000 LListing (e.g. in an ABC) AExtant, Registered, Active
Click here for more details of this prefix
5029 AC21 AC201.1H RTCO GWR chocolate/cream Crewe Carriage Depot Approved, auto/admin
05/2000 LListing (e.g. in an ABC) AExtant, Registered, Active
Click here for more details of this prefix
5030 AC21 AC201.1H RTCO GWR chocolate/cream Crewe Carriage Depot Approved, auto/admin
Photos - Internal
There are 8 photos of this type (including any sub-codes).


Photos - External
No external photos of this item yet.
Related Information
To be added
Dimensions ?Dimensions are normally recorded against design/diagram numbers. They can be recorded against batches, lots or TOPS codes if the design/diagram is not available.
There are no dimensions recorded for this TOPS code.
Drawings ?Drawings are normally referenced to specific design/diagram numbers. They can be recorded against batches, lots or TOPS codes if the design/diagram is not available. If no drawings are listed here, try looking at related designs/diagrams (above).
There are no drawings referenced for this TOPS code.
Data History
Record added 01/01/2020 by Thomas Young
Record edited 1 time.
Time / DateEdited byChange
14:38 on Sun 05/09/2021Thomas YoungKey photo added