31. Aerospace series. Shaft-nuts and threaded rings, self-locking, right- or left-hand MJ threads, in heat resisting steel FE-PA2601 (A286), silver plated. Technical specification. (21st October 2019) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (26 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
32. Aerospace series. Sleeves, tubular, protruding head, in corrosion resisting steel, passivated (0, 25 mm wall thickness). (4th November 2019) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (10 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
33. Aerospace series. Specification for Bolts, Hexagonal head, Unified short threads below .250 inch, Alloy steel, Cadmium plated. Classification: Rm = 124 000 – 146 000 lbf/in2 (855 – 1 007 MPa) at ambient temp | +190 ºC. Specification. (24th October 2019) 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) ↗
34. Aerospace series. Spiral drive recesses for threaded fasteners. Geometrical definition and technical requirements. (14th November 2019) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (18 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
35. Aerospace series. Surface treatments. Test method for measurement of electrical contact resistance. (20th January 2020) 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) ↗
36. Aerospace. Blind fasteners, threaded type, self-locking. Test method for locking torque. (27th July 2021) 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) ↗
37. Aerospace. Bolts, normal bihexagonal head, normal shank, short or medium length MJ threads, metallic material, coated or uncoated, strength classes less than or equal to 1 100 MPa. Dimensions. (1st April 2021) 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) ↗
38. Aerospace. Drives, internal, TORX PARALOBE driver bit. Geometrical definition, gaging and technical requirements. (23rd November 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (18 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
39. Aerospace. Nuts, hexagonal, slotted (castellated), reduced height, normal across flats, with MJ threads, classifications: 450 MPa (at ambient temperature)/120°C, 450 MPa (at ambient temperature)/235°C, 600 MPa (at ambient temperature)/425°C, 900 MPa (at ambient temperature)/235°C, 900 MPa (at ambient temperature)/315°C, 900 MPa (at ambient temperature)/650°C, 1100 MPa (at ambient temperatu. (15th August 1997) 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) ↗
40. Aerospace. Screws, 100° reduced countersunk head, internal offset cruciform ribbed or unribbed drive, normal shank, short or medium length MJ threads, metallic material, coated or uncoated, strength classes less than or equal to 1100 MPa. Dimensions. (15th March 1997) 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) ↗