| MHL006 | WB979 | Slingsby Sedbergh TX1 | d/d 14/12/1949, sold 22/10/1987, to F-AZSY Montagne Noir, France |
| MHL007 | WB980 | Slingsby Sedbergh TX1 | d/d 29/12/1949, sold 06/08/1986, to BGA3290/FJD, Husbands Bosworth |
| MHL008 | WB981 | Slingsby Sedbergh TX1 | d/d 03/01/1950, sold 07/01/1986, to BGA3238/FFZ, Eaglescott, Devon |
| MHL009 | WB982 | Slingsby Sedbergh TX1 | d/d 13/10/1950, w/o 13/01/1954, s.o.c. 16/02/1954 CAT 5(C) |
| MHL010 | WB983 | Slingsby Sedbergh TX1 | d/d 27/01/1950, sold 20/08/1985, to BGA3175, Bicester, departed |
| MHL011 | WB984 | Slingsby Sedbergh TX1 | d/d 09/02/1950, w/o 23/03/1956 |
| MHL012 | WB985 | Slingsby Sedbergh TX1 | d/d 20/02/1950, to SE-SMA, OY-XSI, BGA5230, G-CKNN, to Donzdorf, to N985WB |
| MHL013 | WB986 | Slingsby Sedbergh TX1 | d/d 21/02/1950, sold 09/09/1986, to BGA3265/FHC |
| MHL014 | WB987 | Slingsby Sedbergh TX1 | d/d 28/02/1950, sold 22/10/1987, then to BGA3338, then to Norway as LN-GHR |
| MHL015 | WB988 | Slingsby Sedbergh TX1 | d/d 07/03/1950, sold, to BGA4877/JYA, Santo Tome del Puerto, Somosierra, Spain |
| MHL016 | WB989 | Slingsby Sedbergh TX1 | d/d 21/03/1950, to Leeds University GS, to BGA3195/FEE, Moeve - Obernau, Germany |
| MHL017 | WB990 | Slingsby Sedbergh TX1 | d/d 30/03/1950, sold 16/04/1985, to BGA3148/FCF/993, Lasham, Hampshire |
| MHL018 | WB991 | Slingsby Sedbergh TX1 | d/d 05/04/1950, sold 09/09/1986, to BGA3264/FHB, Scrapped 2016 |
| MHL019 | WB993 | Slingsby Sedbergh TX1 | d/d 02/06/1950, sold 07/01/1986, to BGA3225/FFL, to PH-201, to Asperden |
| 539 | VX275 | Slingsby Sedbergh TX1 | BGA572/AQG, to 8884M, Weston-super-Mare Museum |
| 554 | WB919 | Slingsby Sedbergh TX1 | Ex BGA637, G-ALLH. Sold 20/08/1985 to BGA3174 |
| 559 | WB920 | Slingsby Sedbergh TX1 | d/d 06/08/1949, sold 14/08/1985, to BGA3221/FFG, to Teuge, to PH-1511 |
| 560 | WB921 | Slingsby Sedbergh TX1 | d/d 28/11/1951, w/o 01/06/1960, s.o.c. 08/06/1960 Cat 5(s) |
| 585 | WB922 | Slingsby Sedbergh TX1 | d/d 13/06/1949, sold 24/08/1987, to BGA4366/JAU, Nympsfield Gloucestershire |
| 586 | WB923 | Slingsby Sedbergh TX1 | d/d 28/06/1949, sold 07/08/1986, to BGA3292/FJF, Snitterfield, Warwickshire |
| 587 | WB924 | Slingsby Sedbergh TX1 | d/d 28/06/1949, sold 20/10/1987, to BGA3901/HFC, Bicester, Oxfordshire |
| 588 | WB925 | Slingsby Sedbergh TX1 | d/d 05/07/1949, w/o 24/01/1958, to BGA2964/EUN, Booker, Buckinghamshire |
| 589 | WB926 | Slingsby Sedbergh TX1 | d/d 11/07/1949, sold 14/08/1985, then to HB-1367 Locarno, Switzerland. To PH-199 |
| 590 | WB927 | Slingsby Sedbergh TX1 | d/d 07/1949, w/o 30/12/1983, then scrapped at Slingsbys |
| 591 | WB928 | Slingsby Sedbergh TX1 | d/d 03/08/1949, w/o 13/12/1961, s.o.c. 11/07/1963 as CAT 5c |
| 592 | WB929 | Slingsby Sedbergh TX1 | d/d 08/1949, w/o 23/10/1978 in hangar fire at Kenley |
| 593 | WB930 | Slingsby Sedbergh TX1 | d/d 22/08/1949, w/o 13/05/1951 s.o.c. 18/05/1951 CAT 5(S) |
| 594 | WB931 | Slingsby Sedbergh TX1 | d/d 06/09/1949, w/o 11/03/1950, s.o.c. 14/04/1950 CAT 5(S) |
| 595 | WB932 | Slingsby Sedbergh TX1 | d/d 06/09/1949, to Zimbabwe 09/09/1986, to VH-XJN, Palmwoods, Australia |
| 596 | WB933 | Slingsby Sedbergh TX1 | d/d 12/09/1949, sold 21/11/1955, to BGA732, w/o 30/09/1960 at Dunstable |
| 601 | WB934 | Slingsby Sedbergh TX1 | d/d 26/09/1949, sold 19/08/1986, to BGA3385/FNC, to Oberschleissheim, Germany |
| 602 | WB935 | Slingsby Sedbergh TX1 | d/d 27/09/1949, sold 19/08/1986, then to BGA4110/HQB, to Kircheim, Germany |
| 603 | WB936 | Slingsby Sedbergh TX1 | d/d 03/10/1949, w/o 19/03/1950 |
| 604 | WB937 | Slingsby Sedbergh TX1 | d/d 01/06/1950, sold 03/09/1986, to PH-811, to private owner Lunen, Germany |
| 605 | WB938 | Slingsby Sedbergh TX1 | d/d 17/10/1949, sold 06/08/1986, to ZS-GSO, Stanley Island, South Africa |
| 606 | WB939 | Slingsby Sedbergh TX1 | d/d 24/10/1949, sold 20/08/1985 to Ailsa Soaring Club, then to BGA3220, fate? |
| 607 | WB940 | Slingsby Sedbergh TX1 | d/d 31/10/1949, w/o 23/10/1978 in hangar fire at Kenley |
| 608 | WB941 | Slingsby Sedbergh TX1 | d/d 31/10/1949, sold 20/08/1985, to BGA3219, to N941WB, Moriarty, USA |
| 609 | WB942 | Slingsby Sedbergh TX1 | d/d 07/11/1949, sold 21/08/1986, to Sweden as SE-SMD |
| 610 | WB943 | Slingsby Sedbergh TX1 | d/d 11/1949, sold 01/11/1983, to BGA2941/ETP, to HS-SGY Thailand |
| 611 | WB944 | Slingsby Sedbergh TX1 | d/d 22/11/1949, sold 07/05/1985, to BGA3160/FCT, to Bicester, departed |
| 612 | WB945 | Slingsby Sedbergh TX1 | d/d 29/11/1949, w/o 26/07/1958, to GSA242, BGA1254/BUW, Halton |
| 613 | WB946 | Slingsby Sedbergh TX1 | d/d 05/12/1949, sold 16/01/1968, to Soesterberg, Netherlands as PH-799 |
| 614 | WB947 | Slingsby Sedbergh TX1 | d/d 13/12/1949, sold 20/08/1985, to BGA3230, then to USA as N9048U |
| 615 | WB948 | Slingsby Sedbergh TX1 | d/d 28/12/1949, w/o 06/04/1969, to GSA360/BGA1521, fate? |
| 616 | WB955 | Slingsby Sedbergh TX1 | d/d 02/01/1950, w/o 01/01/1950, to BGA649, fate? |
| 617 | WB956 | Slingsby Sedbergh TX1 | d/d 02/01/1950, w/o 15/04/1955, s.o.c. 18/04/1955 CAT 5(s) |
| 618 | WB957 | Slingsby Sedbergh TX1 | d/d 09/01/1950, w/o 31/07/1955, to GSA120/BGA662, BGA2720/EJJ, Parham Park |
| 619 | WB958 | Slingsby Sedbergh TX1 | d/d 11/10/1950, sold 21/08/1986, to BGA3243/FGE, pres. Cotswold Airport |
| 620 | WB959 | Slingsby Sedbergh TX1 | d/d 01/1950, sold 31/10/1983, to BGA2975/EUZ, Brent Tor, Devon |
| 621 | WB960 | Slingsby Sedbergh TX1 | d/d 23/01/1950, sold 22/10/1987, then to SE-SMK, Falkoping, Sweden |
| 622 | WB961 | Slingsby Sedbergh TX1 | d/d 06/02/1950, sold 22/10/1987, then to Eudenbach, Germany as BGA4856 |
| 623 | WB962 | Slingsby Sedbergh TX1 | d/d 08/02/1950, sold 25/06/1987, to BGA3836/HCK, Kleve, Germany |
| 624 | WB963 | Slingsby Sedbergh TX1 | d/d 20/02/1950, sold 02/09/1987, then to ZS-GSP, Stanley Island, South Africa |
| 625 | WB964 | Slingsby Sedbergh TX1 | d/d 20/02/1950, w/o 05/07/1968, destroyed in a fire at Kirbymoorside 18/11/1968 |
| 626 | WB965 | Slingsby Sedbergh TX1 | d/d 27/02/1950, s.o.c 05/04/1954 as CAT 5(c) |
| 627 | WB966 | Slingsby Sedbergh TX1 | d/d 02/03/1950, s.o.c. 23/08/1963 as CAT 5(C), to BGA2767/ELH, to Italy |
| 628 | WB967 | Slingsby Sedbergh TX1 | d/d 07/03/1950, w/o 21/05/1964, to GSA338, to BGA1352/BYY, Chauvigny |
| 629 | WB968 | Slingsby Sedbergh TX1 | d/d 16/03/1950, w/o 09/07/1953 |
| 630 | WB969 | Slingsby Sedbergh TX1 | d/d 27/03/1950, w/o 24/01/1958, to GSA247, BGA2036, pres. AeroVenture |
| 631 | WB970 | Slingsby Sedbergh TX1 | d/d 27/03/1950, w/o 08/08/1971 |
| 632 | WB971 | Slingsby Sedbergh TX1 | d/d 20/04/1950, sold 13/12/1985, to BGA3324/FKP, Eaglescott, Devon |
| 633 | WB972 | Slingsby Sedbergh TX1 | d/d 28/08/1954, sold 03/09/1986, then to USA as N9049V |
| 634 | WB973 | Slingsby Sedbergh TX1 | d/d 11/10/1950, sold 22/10/1987, to BGA4135/HRD, Friedrichsthal area, Germany |
| 641/MHL001 | WB974 | Slingsby Sedbergh TX1 | d/d 27/10/1950, to BGA3423, to LN-GAO, OH-914X, canx 10/2003 |
| 642/MHL002 | WB975 | Slingsby Sedbergh TX1 | d/d 31/10/1950, sold 21/08/1986, to BGA3288/FJB, stored Atkar, Hungary |
| 643/MHL003 | WB976 | Slingsby Sedbergh TX1 | d/d 18/11/1949, sold 22/08/1985 to BGA3297, w/o 01/07/1995 at Crowland |
| 644/MHL004 | WB977 | Slingsby Sedbergh TX1 | d/d 25/11/1949, w/o 19/05/1957, s.o.c. 21/05/1957 as CAT 5(C) |
| 645/MHL005 | WB978 | Slingsby Sedbergh TX1 | d/d 01/12/1949, sold 12/08/1985, to BGA3189/FDY, Challock, Kent, to France as F-AYDY |
| 654 | WJ306 | Slingsby Sedbergh TX1 | d/d 16/11/1950, sold as BGA3240 05/08/1986 Weston-on-the-Green, Oxfordshire |
| 660 | WB992 | Slingsby Sedbergh TX1 | d/d 11/12/1950, to BGA3492/FSP, to VH-XWB, Bathurst, NSW, Australia |
| 663 | WG496 | Slingsby Sedbergh TX1 | d/d 19/04/1951, to BGA3242, BGA3309, to SE-SME Ekeby, Sweden |
| 664 | WG497 | Slingsby Sedbergh TX1 | d/d 02/05/1951, sold 20/08/1985 to N90492, to Valdosta, GA |
| 665 | WG498 | Slingsby Sedbergh TX1 | d/d 04/06/1951, sold 21/08/1986 to BGA3245/FGG Aston Down, Gloucestershire |
| 666 | WG499 | Slingsby Sedbergh TX1 | d/d 26/10/1951, sold 29/08/1985 to BGA4707/R92, to Lefkosa, Nicosia, Cyprus |
| 1150 | XN146 | Slingsby Sedbergh TX1 | d/d 21/01/1959, to BGA1110, damaged 10/1975, CoA canx 10/1975 |
| 1151 | XN147 | Slingsby Sedbergh TX1 | d/d 27/01/1959, w/o 01/09/1966, to BGA1482 North Coates, Lincolnshire |
| 1152 | XN148 | Slingsby Sedbergh TX1 | d/d 27/01/1959, to BGA3287, privately owned Lachen - Speyerdorf, Germany |
| 1153 | XN149 | Slingsby Sedbergh TX1 | d/d 12/02/1959, w/o 17/08/1966, remains sold to RAFGSA as GSA389, fate |
| 1154 | XN150 | Slingsby Sedbergh TX1 | d/d 19/02/1959, to BGA3774, wings to WB937, stored Borkenberge, Germany |
| 1155 | XN151 | Slingsby Sedbergh TX1 | d/d 20/02/1959, sold 22/08/1995, to BGA3235, to Elchingen, Germany |
| 1156 | XN152 | Slingsby Sedbergh TX1 | d/d 19/03/1959, w/o 17/08/1966 |
| 1157 | XN153 | Slingsby Sedbergh TX1 | d/d 19/03/1959, w/o 06/07/1962, sold, to BGA2024 Perranporth, Cornwall |
| 1158 | XN154 | Slingsby Sedbergh TX1 | d/d 13/04/1959, w/o 20/04/1964, sold to BGA1465, to EI-157, to Ballarena, N.I. |
| 1159 | XN155 | Slingsby Sedbergh TX1 | d/d 22/05/1959, sold 22/10/1987, to BGA4833, to Elchingen, Germany |
| 1160 | XN156 | Slingsby Sedbergh TX1 | d/d 05/06/1959, sold 22/08/1985, to BGA3250 Portmoak, Perth and Kinross |
| 1161 | XN157 | Slingsby Sedbergh TX1 | d/d 30/06/1959, sold 10/12/1985, to BGA3255 Long Mynd, Shropshire |
| 1162 | XN183 | Slingsby Sedbergh TX1 | d/d 07/07/1959, w/o 22/08/1964, rebuilt, to BGA1354, to Nastatten, Germany |
| 1163 | XN184 | Slingsby Sedbergh TX1 | d/d 17/08/1959, w/o 29/04/1964, to GSA339 (Cyprus) l/n stored 01/1965, fate? |
| 1164 | XN185 | Slingsby Sedbergh TX1 | d/d 04/09/1959, to 8942M, to BGA4077, pres. Scampton |
| 1165 | XN186 | Slingsby Sedbergh TX1 | d/d 06/10/1959, sold 22/10/1987, to BGA3905, to Wattisham |
| 1166 | XN187 | Slingsby Sedbergh TX1 | d/d 30/10/1959, sold 22/10/1987, to BGA3903, to Halton, Buckinghamshire |
| 1167 | XN188 | Slingsby Sedbergh TX1 | d/d 27/11/1959, w/o 07/09/1963, sold to BGA1588, stored in Wales |
| 1168 | XN189 | Slingsby Sedbergh TX1 | d/d 10/12/1959, to BGA1144, to Thionville-Yutz, France |