BS EN 4178:2017
Current
The latest, up-to-date edition.
Aerospace series. Screws, pan head, six lobe recess, coarse tolerance normal shank, medium length thread, in titanium alloy, anodized, MoS2 lubricated. Classification: 1 100 MPa (at ambient temperature) / 315 °C
Hardcopy , PDF
English
31-01-2017
European foreword
1 Scope
2 Normative references
3 Required characteristics
4 Designation
5 Marking
6 Technical specification
Annex A (informative) - Standard evolution form
Describes the characteristics of screws, pan head, six lobe recess, coarse tolerance normal shank, medium length thread, in titanium alloy, anodized, MoS[2] lubricated.
| Committee |
ACE/12
|
| DevelopmentNote |
Supersedes 13/30288692 DC. (01/2017)
|
| DocumentType |
Standard
|
| Pages |
14
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
| Supersedes |
This European Standard specifies the characteristics of screws, pan head, six lobe recess, coarse tolerance normal shank, medium length thread, in titanium alloy, anodized, MoS2 lubricated.
Classification: 1 100 MPa 1) / 315 °C 2).
| Standards | Relationship |
| EN 4178:2017 | Identical |
| I.S. EN 4178:2017 | Equivalent |
| EN 9100:2009 | Quality Management Systems - Requirements for Aviation, Space and Defense Organizations |
| ISO 5855-2:1999 | Aerospace — MJ threads — Part 2: Limit dimensions for bolts and nuts |
| EN 3911:2010 | Aerospace series - Six lobe recess - Geometrical definition |
| EN 2491:2011 | Aerospace series - Molybdenum disulphide dry lubricants - Coating methods |
| TR 4070 : 1 | AEROSPACE SERIES - MOLYBDENUM DISULPHIDE COATINGS - LIST OF COMMERCIAL PRODUCTS |
| ISO 9152:1998 | Aerospace — Bolts, with MJ threads, in titanium alloys, strength class 1 100 MPa — Procurement specification |
| EN 2424:2008 | Aerospace series - Marking of aerospace products |
| TR 3775 : 4 | AEROSPACE SERIES - BOLTS AND PINS - MATERIALS |
| ISO 3353-1:2002 | Aerospace — Lead and runout threads — Part 1: Rolled external threads |
| ISO 7913:1994 | Aerospace — Bolts and screws, metric — Tolerances of form and position |
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