| Standard | Official Title of Standard |  | 
| BS 4140-23:1987 | Methods of test for aluminium oxide. Determination of specific surface area by nitrogen adsorption (single-point method) | 
| BS 4140-24:1987 | Methods of test for aluminium oxide. Determination of fine particle size distribution (method using electroformed sieves) | 
| BS 4140-4:1986 | Methods of test for aluminium oxide. Preparation of sample solution by alkaline fusion | 
| BS 4140-5:1986 | Methods of test for aluminium oxide. Determination of silica content | 
| BS 4140-6:1980 | Methods of test for aluminium oxide. Determination of titanium content | 
| BS 4140-7:1986 | Methods of test for aluminium oxide. Determination of iron content | 
| BS 4140-8:1986 | Methods of test for aluminium oxide. Determination of absolute density using a pyknometer | 
| BS 4140-9:1986 | Methods of test for aluminium oxide. Measurement of the angle of repose | 
| BS 4142:1997 | Method for rating industrial noise affecting mixed residential and industrial areas | 
| BS 4145:1967 | Specification for glass mica boards for electrical purposes | 
| BS 4147:1980 | Specification for bitumen-based hot-applied coating materials for protecting iron and steel, including suitable primers where required | 
| BS 4148:1985 | Specification for abbreviation of title words and titles of publications | 
| BS 4151:1967 | Method of evaluating pneumatic valve positioners with input signal of 3 to 15 lbf/in$u2 (gauge) | 
| BS 4154-1:1985 | Corrugated plastics translucent sheets made from thermo-setting polyester resin (glass fibre reinforced). Specification for material and performance requirements | 
| BS 4154-2:1985 | Corrugated plastics translucent sheets made from thermo-setting polyester resin (glass fibre reinforced). Specification for profiles and dimensions | 
| BS 416-1:1990 | Discharge and ventilating pipes and fittings, sand-cast or spun in cast iron. Specification for spigot and socket systems | 
| BS 4162:1983 | Methods of test for buttons | 
| BS 4163:2000 | Health and safety for design and technology in schools and similar establishments. Code of practice | 
| BS 4164:2002 | Specification for coal-tar-based hot-applied coating materials for protecting iron and steel, including a suitable primer | 
| BS 4167-10:1970 | Specification for electrically-heated catering equipment. Sterilizing sinks | 
| BS 4167-5:1969 | Specification for electrically-heated catering equipment. Steaming ovens | 
| BS 4168-1:1981 | Hexagon socket screws and wrench keys: metric series. Specification for hexagon socket head cap screws | 
| BS 4168-6:1982 | Hexagon socket screws and wrench keys: metric series. Specification for hexagon socket button head screws | 
| BS 4168-7:1982 | Hexagon socket screws and wrench keys: metric series. Specification for hexagon socket shoulder screws | 
| BS 4168-8:1982 | Hexagon socket screws and wrench keys: metric series. Specification for hexagon socket countersunk head screws | 
| BS 417-2:1987 | Specification for galvanized low carbon steel cisterns, cistern lids, tanks and cylinders. Metric units | 
| BS 4172-1:1999 | Hand-held pressurized aerosol dispensers against houseflies. Specification for insecticidal performance | 
| BS 4172-2:1999 | Hand-held pressurized aerosol dispensers against houseflies. Method for determination of insecticidal performance | 
| BS 4174:1972 | Specification for self-tapping screws and metallic drive screws | 
| BS 4177:1992 | Specification for Cooker control units | 
| BS 4181-1:1985 | Identification of rubbers by infra-red spectrometry. Method for identification of hydrocarbon, chloroprene, nitrile and chlorosulphonated polyethylene rubbers | 
| BS 4183:1967 | Specification for machine screws and machine screw nuts. Metric series | 
| BS 4184:1994 | Glossary for power presses, open front mechanical type | 
| BS 4185-1:1967 | Machine tool components. Locknuts ('C' type, socket set screw locking) | 
| BS 4185-10:1977 | Machine tool components. Trapezoidal threads for lead and feed screw assemblies | 
| BS 4185-11:1983 | Machine tool components. Recommendations for accuracy grades of gears | 
| BS 4185-13:1985 | Machine tool components. Specification for dimensions of counterbored holes | 
| BS 4185-14:1987 | Machine tool components. Method for determination of the pilot diameter of 60$0D centre holes | 
| BS 4185-2:1967 | Machine tool components. Collars | 
| BS 4185-7:1973 | Machine tool components. Wide range collets | 
| BS 4185-9:1976 | Specification. Machine tool components. Levelling screws, nuts and seating plates | 
| BS 4189:1967 | Specification for conventional typographical character for legibility tests (ISO test character) | 
| BS 419:1966 | Specification for varnished fabrics and tapes for electrical purposes | 
| BS 4190:2001 | ISO metric black hexagon bolts, screws and nuts. Specification | 
| BS 4193-10:1982 | Hardmetal insert tooling. Specification for end mills with indexable inserts and Morse taper shank | 
| BS 4193-11:1983 | Hardmetal insert tooling. Specification for dimensions of face milling cutters with indexable inserts | 
| BS 4193-12:1984 | Hardmetal insert tooling. Specification for dimensions of side and face milling and slotting cutters with indexable inserts | 
| BS 4193-13:1998 | Hardmetal insert tooling. Indexable hard material inserts with rounded corners, with partly cylindrical fixing hole. Dimensions | 
| BS 4193-14:1997 | Hardmetal insert tooling. Specification for designation of boring bars (tool holders with cylindrical shank) for indexable inserts | 
| BS 4193-15:1986 | Hardmetal insert tooling. Specification for dimensions for indexable hardmetal (carbide) inserts with wiper edges but without fixing hole | 
| BS 4193-16:1986 | Hardmetal insert tooling. Specification for designation of shank type milling cutters for indexable inserts | 
| BS 4193-17:1989 | Hardmetal insert tooling. Specification for designation of bore type milling cutters for indexable inserts | 
| BS 4193-18:1997 | Hardmetal insert tooling. Specification for dimensions of boring bars for indexable inserts | 
| BS 4193-18:1999 | Hardmetal insert tooling. Specification for dimensions of boring bars for indexable inserts | 
| BS 4193-19:1993 | Hardmetal insert tooling. Specification for dimensions of indexable ceramic inserts with rounded corners without fixing hole | 
| BS 4193-2:1986 | Hardmetal insert tooling. Specification for dimensions for indexable hardmetal (carbide) inserts with rounded corners, without fixing hole | 
| BS 4193-20:1993 | Hardmetal insert tooling. Specification for dimensions of ceramic inserts with rounded corners with fixing hole | 
| BS 4193-21:1993 | Hardmetal insert tooling. Specification for cylindrical shanks with a parallel flat for drills with indexable inserts | 
| BS 4193-22:1996 | Hardmetal insert tooling. Classification and designation of approximate chip control zones for indexable inserts with chipbreakers | 
| BS 4193-3:1997 | Hardmetal insert tooling. Specification for dimensions of indexable hardmetal (carbide) inserts with rounded corners and with cylindrical fixing hole | 
| BS 4193-6:1997 | Hardmetal insert tooling. Specification for the designation of turning and copying tool holders and cartridges for indexable (throwaway) inserts | 
| BS 4193-7:1999 | Hardmetal insert tooling. Single point tool holders for turning and copying for indexable inserts. Dimensions | 
| BS 4193-8:1997 | Hardmetal insert tooling. Specification for dimensions for type A cartridges for indexable (throwaway) inserts | 
| BS 4193-9:1982 | Hardmetal insert tooling. Specification for end mills with indexable inserts and flatted parallel shank | 
| BS 4198:1967 | Method for calculating loudness | 
| BS 4203-1:1980 | Extruded rigid PVC corrugated sheeting. Specification for performance requirements | 
| BS 4203-2:1980 | Extruded rigid PVC corrugated sheeting. Specification for profiles and dimensions | 
| BS 4204:1989 | Specification for flash welding of steel tubes for pressure applications | 
| BS 4207:1989 | Code of practice for the installation of monolithic linings for steel chimneys and flues | 
| BS 4211:2005 | Specification for permanently fixed ladders | 
| BS 4213:2004 | Cisterns for domestic use. Cold water storage and combined feed and expansion (thermoplastic) cisterns up to 500 l. Specification | 
| BS 4215-15:1990 | Resistance spot welding electrodes, electrode holders and ancillary equipment. Specification for insulated pins for use in electrode back-ups | 
| BS 4215-2:1987 | Resistance spot welding electrodes, electrode holders and ancillary equipment. Specification for straight resistance spot welding electrodes | 
| BS 4215-6:1987 | Resistance spot welding electrodes, electrode holders and ancillary equipment. Specification for electrode adaptors, female taper 1:10 | 
| BS 4215-7:1987 | Resistance spot welding electrodes, electrode holders and ancillary equipment. Specification for male electrode caps | 
| BS 4220-1:1974 | Methods of test for seats on agricultural wheeled tractors. Tests on artificial track | 
| BS 4222:1967 | Specification for dimensions of the transmission coupling (slip-joint) to dental handpieces | 
| BS 4223:1989 | Methods for determination of constructional details of textile floor coverings with yarn pile | 
| BS 4230:1967 | Specification for metal collapsible tubes for eye ointment | 
| BS 4231:1992 | Classification for viscosity grades of industrial liquid lubricants |