271. Specification for 50 A 650 V flameproof, restrained and bolted plugs and sockets for use in coal mines. (31st July 1990) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (22 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
272. Specification for alumino-silicate refractories for use in coke ovens. (30th September 1987) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (14 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
273. Specification for beryllium copper crinkle washers. (20th July 1961) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (8 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
274. Specification for building limes. (15th October 1995) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (22 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
275. Specification for cable fitting accessories of assessed quality for circular electrical connectors: generic data, methods of test and rules for the preparation of detail specifications. (29th February 1988) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (29 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
276. Specification for capability approval of light emitting and infra-red diode arrays of assessed quality: generic data and methods of test. (28th February 1983) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (42 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
277. Specification for capability approval of radio frequency connector cable assemblies and radio frequency cable assemblies: generic specification, test methods, procedures, customer blank detail specification and guidance. (30th April 1991) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (39 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
278. Specification for capability approval procedures for d.c. and low frequency connector cable assemblies and wiring harnesses: generic data. (28th February 1989) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (24 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
279. Specification for carbon steel bars for the reinforcement of concrete. (31st May 1988) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (16 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
280. Specification for counter and indicator tubes of assessed quality: generic data and methods of test. (22nd July 1974) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (12 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗