EN 250:2014
Current
Current
The latest, up-to-date edition.
Respiratory equipment - Open-circuit self-contained compressed air diving apparatus - Requirements, testing and marking
Published date
09-04-2014
Publisher
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Minimum equipment
5 Requirements
6 Testing
7 Marking
8 Information supplied by the manufacturer
Annex A (informative) - Requirement clauses
and corresponding test
clauses of this European Standard
Annex B (normative) - Auxiliary emergency
breathing system
Annex C (informative) - Artificial seawater
Annex D (informative) - Details of significant
technical changes between
this European Standard and the
previous edition
Annex ZA (informative) - Relationship between
this European Standard and
the Essential Requirements of
EU Directive 89/686/EEC
This European Standard specifies minimum requirements for self-contained open-circuit compressed air underwater breathing apparatus and their sub-assemblies to ensure a minimum level of safe operation of the apparatus down to a maximum depth of 50 m.
| Committee |
CEN/TC 79
|
| DevelopmentNote |
Supersedes PREN 250. (04/2014)
|
| DocumentType |
Standard
|
| PublisherName |
Comite Europeen de Normalisation
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| DIN EN 250:2000-03 | Identical |
| BS EN 250:2014 | Identical |
| DIN EN 250:2014-07 | Identical |
| NS EN 250 : 2014 | Identical |
| UNI EN 250 : 2014 | Identical |
| SNV NF EN 250 : 1993 | Identical |
| UNE-EN 250:2014 | Identical |
| SANS 50250 : 2ED 2003 | Identical |
| SN EN 250 : 2014 | Identical |
| NBN EN 250 : 2014 | Identical |
| I.S. EN 250:2014 | Identical |
| NEN EN 250 : 2014 | Identical |
| NF EN 250 : 2014 | Identical |
| PN EN 250 : 2014 | Identical |
| I.S. EN 14153-2:2003 | RECREATIONAL DIVING SERVICES - SAFETY RELATED MINIMUM REQUIREMENTS FOR THE TRAINING OF RECREATIONAL SCUBA DIVERS - PART 2: LEVEL 2 - AUTONOMOUS DIVER |
| DIN EN ISO 24801-3:2014-08 | RECREATIONAL DIVING SERVICES - REQUIREMENTS FOR THE TRAINING OF RECREATIONAL SCUBA DIVERS - PART 3: LEVEL 3 - DIVE LEADER (ISO 24801-3:2014) |
| DIN EN 16805 E : 2016 | DIVING EQUIPMENT - DIVING MASK - REQUIREMENTS AND TEST METHODS |
| 14/30293500 DC : 0 | BS EN 14225-3 - DIVING SUITS - PART 3: ACTIVELY HEATED OR COOLED SUIT SYSTEMS AND COMPONENTS - REQUIREMENTS AND TEST METHODS |
| DIN EN ISO 24801-1:2014-08 | RECREATIONAL DIVING SERVICES - REQUIREMENTS FOR THE TRAINING OF RECREATIONAL SCUBA DIVERS - PART 1: LEVEL 1 - SUPERVISED DIVER (ISO 24801-1:2014) |
| DIN EN ISO 13293:2013-03 | RECREATIONAL DIVING SERVICES - REQUIREMENTS FOR GAS BLENDER TRAINING PROGRAMMES (ISO 13293:2012) |
| BS EN ISO 24801-1:2014 | Recreational diving services. Requirements for the training of recreational scuba divers Level 1. Supervised diver |
| PREN 14225-2 : DRAFT 2014 | DIVING SUITS - PART 2: DRY SUITS - REQUIREMENTS AND TEST METHODS |
| I.S. EN ISO 24801-3:2014 | RECREATIONAL DIVING SERVICES - REQUIREMENTS FOR THE TRAINING OF RECREATIONAL SCUBA DIVERS - PART 3: LEVEL 3 - DIVE LEADER (ISO 24801-3:2014) |
| I.S. EN ISO 24801-2:2014 | RECREATIONAL DIVING SERVICES - REQUIREMENTS FOR THE TRAINING OF RECREATIONAL SCUBA DIVERS - PART 2: LEVEL 2 - AUTONOMOUS DIVER (ISO 24801-2:2014) |
| BS EN 14225-2:2017 | Diving suits Dry suits. Requirements and test methods |
| BS EN 13949:2003 | Respiratory equipment. Open-circuit self-contained diving apparatus for use with compressed Nitrox and oxygen. Requirements, testing, marking |
| BS EN 12110:2014 | Tunnelling machines. Air locks. Safety requirements |
| DIN EN 14153-1:2004-02 | RECREATIONAL DIVING SERVICES - SAFETY-RELATED MINIMUM REQUIREMENTS FOR THE TRAINING OF RECREATIONAL SCUBA DIVERS - PART 1: LEVEL 1 - SUPERVISED DIVER |
| EN 12628:1999/AC:2000 | DIVING ACCESSORIES - COMBINED BUOYANCY AND RESCUE DEVICES - FUNCTIONAL AND SAFETY REQUIREMENT, TEST METHODS |
| DIN EN 14153-2:2004-02 | RECREATIONAL DIVING SERVICES - SAFETY-RELATED MINIMUM REQUIREMENTS FOR THE TRAINING OF RECREATIONAL SCUBA DIVERS - PART 2: LEVEL 2 - AUTONOMOUS DIVER |
| EN 133:2001 | Respiratory protective devices - Classification |
| DIN EN 13949:2003-06 | RESPIRATORY EQUIPMENT - OPEN-CIRCUIT SELF-CONTAINED DIVING APPARATUS FOR USE WITH COMPRESSED NITROX AND OXYGEN - REQUIREMENTS, TESTING, MARKING |
| BS EN 14225-1:2017 | Diving suits Wet suits. Requirements and test methods |
| BS EN 16805:2015 | Diving equipment. Diving mask. Requirements and test methods |
| BS EN 15333-1:2008 | Respiratory equipment. Open-circuit umbilical supplied compressed gas diving apparatus Demand apparatus |
| PREN 4856 : DRAFT 2017 | ROTORCRAFT - EMERGENCY BREATHING SYSTEMS (EBS) - REQUIREMENTS, TESTING AND MARKING |
| UNE-EN ISO 13293:2013 | Recreational diving services - Requirements for gas blender training programmes (ISO 13293:2012) |
| UNE-EN ISO 24801-2:2015 | Recreational diving services - Requirements for the training of recreational scuba divers - Part 2: Level 2 - Autonomous diver (ISO 24801-2:2014) |
| PREN 1809 : DRAFT 2012 | DIVING EQUIPMENT - BUOYANCY COMPENSATORS - FUNCTIONAL AND SAFETY REQUIREMENTS, TEST METHODS |
| EN 14225-3:2017 | Diving suits - Part 3: Actively heated or cooled suit systems and components - Requirements and test methods |
| EN 14225-1:2017 | Diving suits - Part 1: Wet suits - Requirements and test methods |
| DIN EN 12110:2014-10 | TUNNELLING MACHINES - AIR LOCKS - SAFETY REQUIREMENTS |
| BS EN 133:2001 | Respiratory protective devices. Classification |
| BS EN 14153-1:2003 | Recreational diving services. Safety related minimum requirements for the training of recreational scuba divers Level 1. Supervised Diver |
| BS EN 134:1998 | Respiratory protective devices. Nomenclature of components |
| I.S. EN 1809:2014 | DIVING EQUIPMENT - BUOYANCY COMPENSATORS - FUNCTIONAL AND SAFETY REQUIREMENTS, TEST METHODS |
| DIN EN 1809:2016-09 | DIVING EQUIPMENT - BUOYANCY COMPENSATORS - FUNCTIONAL AND SAFETY REQUIREMENTS, TEST METHODS |
| I.S. EN 133:2002 | RESPIRATORY PROTECTIVE DEVICES - CLASSIFICATION |
| I.S. EN 12110:2014 | TUNNELLING MACHINES - AIR LOCKS - SAFETY REQUIREMENTS |
| DIN EN ISO 24801-1 E : 2014 | RECREATIONAL DIVING SERVICES - REQUIREMENTS FOR THE TRAINING OF RECREATIONAL SCUBA DIVERS - PART 1: LEVEL 1 - SUPERVISED DIVER (ISO 24801-1:2014) |
| BS EN ISO 24801-3:2014 | Recreational diving services. Requirements for the training of recreational scuba divers Level 3. Dive leader |
| DIN EN ISO 24801-2:2014-08 | RECREATIONAL DIVING SERVICES - REQUIREMENTS FOR THE TRAINING OF RECREATIONAL SCUBA DIVERS - PART 2: LEVEL 2 - AUTONOMOUS DIVER (ISO 24801-2:2014) |
| 01/562883 DC : DRAFT JUL 2001 | BS EN 14225-4 - DIVING SUITS - PART 4: ONE ATMOSPHERE DIVING SUIT - HUMAN FACTORS REQUIREMENTS AND TEST METHODS |
| 10/30234293 DC : 0 | BS EN 12110 - TUNNELLING MACHINES - AIR LOCKS - SAFETY REQUIREMENTS |
| 14/30293497 DC : 0 | BS EN 14225-2 - DIVING SUITS - PART 2: DRY SUITS - REQUIREMENTS AND TEST METHODS |
| 13/30268672 DC : 0 | BS EN 1809 - DIVING EQUIPMENT - BUOYANCY COMPENSATORS - FUNCTIONAL AND SAFETY REQUIREMENTS, TEST METHODS |
| DIN EN ISO 24801-2 E : 2014 | RECREATIONAL DIVING SERVICES - REQUIREMENTS FOR THE TRAINING OF RECREATIONAL SCUBA DIVERS - PART 2: LEVEL 2 - AUTONOMOUS DIVER (ISO 24801-2:2014) |
| 07/30169528 DC : 0 | BS EN 15333-2 - RESPIRATORY EQUIPMENT - OPEN-CIRCUIT UMBILICAL SUPPLIED COMPRESSED GAS DIVING APPARATUS - PART 2: FREE FLOW APPARATUS |
| 12/30253334 DC : 0 | BS EN ISO 24801-2 - RECREATIONAL DIVING SERVICES - REQUIREMENTS FOR THE TRAINING OF RECREATIONAL SCUBA DIVERS - PART 2: LEVEL 2 - AUTONOMOUS DIVER |
| UNI EN ISO 24801-1 : 2014 | RECREATIONAL DIVING SERVICES - REQUIREMENTS FOR THE TRAINING OF RECREATIONAL SCUBA DIVERS - PART 1: LEVEL 1 - SUPERVISED DIVER |
| BS EN ISO 24801-2:2014 | Recreational diving services. Requirements for the training of recreational scuba divers Level 2. Autonomous diver |
| UNI EN 15333-2 : 2009 | RESPIRATORY EQUIPMENT - OPEN-CIRCUIT UMBILICAL SUPPLIED COMPRESSED GAS DIVING APPARATUS - PART 2: FREE FLOW APPARATUS |
| UNE-EN 16805:2016 | Diving equipment - Diving mask - Requirements and test methods |
| UNI EN 15333-1 : 2008 | RESPIRATORY EQUIPMENT - OPEN-CIRCUIT UMBILICAL SUPPLIED COMPRESSED GAS DIVING APPARATUS - PART 1: DEMAND APPARATUS |
| DIN EN ISO 24801-3 E : 2014 | RECREATIONAL DIVING SERVICES - REQUIREMENTS FOR THE TRAINING OF RECREATIONAL SCUBA DIVERS - PART 3: LEVEL 3 - DIVE LEADER (ISO 24801-3:2014) |
| UNE-EN ISO 24801-1:2015 | Recreational diving services - Requirements for the training of recreational scuba divers - Part 1: Level 1 - Supervised diver (ISO 24801-1:2014) |
| I.S. EN 15333-1:2008 | RESPIRATORY EQUIPMENT - OPEN-CIRCUIT UMBILICAL SUPPLIED COMPRESSED GAS DIVING APPARATUS - PART 1: DEMAND APPARATUS |
| I.S. EN ISO 24801-1:2014 | RECREATIONAL DIVING SERVICES - REQUIREMENTS FOR THE TRAINING OF RECREATIONAL SCUBA DIVERS - PART 1: LEVEL 1 - SUPERVISED DIVER (ISO 24801-1:2014) |
| UNI EN ISO 24801-2 : 2014 | RECREATIONAL DIVING SERVICES - REQUIREMENTS FOR THE TRAINING OF RECREATIONAL SCUBA DIVERS - PART 2: LEVEL 2 - AUTONOMOUS DIVER |
| I.S. EN 14225-1:2017 | DIVING SUITS - PART 1: WET SUITS - REQUIREMENTS AND TEST METHODS |
| ISO 24801-1:2014 | Recreational diving services — Requirements for the training of recreational scuba divers — Part 1: Level 1 — Supervised diver |
| BS EN 14153-3:2003 | Recreational diving services. Safety related minimum requirements for the training of recreational scuba divers Level 3. Dive Leader |
| UNI EN 12110 : 2014 | TUNNELLING MACHINES - AIR LOCKS - SAFETY REQUIREMENTS |
| 14/30293494 DC : 0 | BS EN 14225-1 - DIVING SUITS - PART 1: WET SUITS - REQUIREMENTS AND TEST METHODS |
| I.S. EN 14467:2004 | RECREATIONAL DIVING SERVICES - REQUIREMENTS FOR RECREATIONAL SCUBA DIVING SERVICE PROVIDERS |
| I.S. EN 14153-1:2003 | RECREATIONAL DIVING SERVICES - SAFETY RELATED MINIMUM REQUIREMENTS FOR THE TRAINING OF RECREATIONAL SCUBA DIVERS - PART 1: LEVEL 1 - SUPERVISED DIVER |
| BS EN 15333-2:2009 | Respiratory equipment. Open-circuit umbilical supplied compressed gas diving apparatus Free flow apparatus |
| 05/30133839 DC : DRAFT JUN 2005 | ISO 24801-2 - RECREATIONAL DIVING SERVICES - SAFETY RELATED MINIMUM REQUIREMENTS FOR THE TRAINING OF RECREATIONAL SCUBA DIVERS - PART 2: LEVEL 2 - AUTONOMOUS DIVER |
| DIN EN 15333-2:2009-07 | RESPIRATORY EQUIPMENT - OPEN-CIRCUIT UMBILICAL SUPPLIED COMPRESSED GAS DIVING APPARATUS - PART 2: FREE FLOW APPARATUS |
| 11/30204154 DC : 0 | BS EN ISO 13293 - RECREATIONAL DIVING SERVICES - REQUIREMENTS FOR GAS BLENDER TRAINING PROGRAMMES |
| I.S. EN 14153-3:2003 | RECREATIONAL DIVING SERVICES - SAFETY RELATED MINIMUM REQUIREMENTS FOR THE TRAINING OF RECREATIONAL SCUBA DIVERS - PART 3: LEVEL 3 - DIVE LEADER |
| 12/30253331 DC : 0 | BS EN ISO 24801-1 - RECREATIONAL DIVING SERVICES - REQUIREMENTS FOR THE TRAINING OF RECREATIONAL SCUBA DIVERS - PART 1: LEVEL 1 - SUPERVISED DIVER |
| EN 14225-2:2017 | Diving suits - Part 2: Dry suits - Requirements and test methods |
| 05/30133855 DC : DRAFT JUNE 2005 | ISO 24803 - RECREATIONAL DIVING SERVICES - REQUIREMENTS FOR RECREATIONAL SCUBA DIVING SERVICE PROVIDERS |
| BS EN ISO 13293:2012 | Recreational diving services. Requirements for gas blender training programmes |
| PREN 14225-1 : DRAFT 2014 | DIVING SUITS - PART 1: WET SUITS - REQUIREMENTS AND TEST METHODS |
| 02/563070 DC : DRAFT JULY 2002 | BS EN 14225-2 - DIVING SUITS - PART 2: DRY SUITS, REQUIREMENTS AND TEST METHODS |
| 12/30253337 DC : 0 | BS EN ISO 24801-3 - RECREATIONAL DIVING SERVICES - REQUIREMENTS FOR THE TRAINING OF RECREATIONAL SCUBA DIVERS - PART 3: LEVEL 3 - DIVE LEADER |
| 01/562882 DC : DRAFT JUL 2001 | BS EN 14225-3 - DIVING SUITS - PART 3: ACTIVELY HEATED OR COOLED SUIT (SYSTEMS) - REQUIREMENTS AND TEST METHODS |
| 05/30133835 DC : DRAFT JUN 2005 | ISO 24801-1 - RECREATIONAL DIVING SERVICES - SAFETY RELATED MINIMUM REQUIREMENTS FOR THE TRAINING OF RECREATIONAL SCUBA DIVERS - PART 1: LEVEL 1 - SUPERVISED DIVER |
| UNI EN ISO 24801-3 : 2014 | RECREATIONAL DIVING SERVICES - REQUIREMENTS FOR THE TRAINING OF RECREATIONAL SCUBA DIVERS - PART 3: LEVEL 3 - DIVE LEADER |
| I.S. EN 15333-2:2009 | RESPIRATORY EQUIPMENT - OPEN-CIRCUIT UMBILICAL SUPPLIED COMPRESSED GAS DIVING APPARATUS - PART 2: FREE FLOW APPARATUS |
| I.S. EN 14225-2:2017 | DIVING SUITS - PART 2: DRY SUITS - REQUIREMENTS AND TEST METHODS |
| DIN EN 14467 E : 2004 | RECREATIONAL DIVING SERVICES - REQUIREMENTS FOR RECREATIONAL SCUBA DIVING SERVICE PROVIDERS |
| BS EN 14467:2004 | Recreational diving services. Requirements for recreational scuba diving service providers |
| ISO 24801-2:2014 | Recreational diving services — Requirements for the training of recreational scuba divers — Part 2: Level 2 — Autonomous diver |
| ISO 24801-3:2014 | Recreational diving services — Requirements for the training of recreational scuba divers — Part 3: Level 3 — Dive leader |
| BS EN 1809 : 2014 | DIVING EQUIPMENT - BUOYANCY COMPENSATORS - FUNCTIONAL AND SAFETY REQUIREMENTS, TEST METHODS |
| ISO 13293:2012 | Recreational diving services — Requirements for gas blender training programmes |
| DIN EN 14153-3:2004-02 | RECREATIONAL DIVING SERVICES - SAFETY-RELATED MINIMUM REQUIREMENTS FOR THE TRAINING OF RECREATIONAL SCUBA DIVERS - PART 3: LEVEL 3 - DIVE LEADER |
| EN ISO 24801-3:2014 | Recreational diving services - Requirements for the training of recreational scuba divers - Part 3: Level 3 - Dive leader (ISO 24801-3:2014) |
| EN ISO 13293:2012 | Recreational diving services - Requirements for gas blender training programmes (ISO 13293:2012) |
| EN 16805:2015 | Diving equipment - Diving mask - Requirements and test methods |
| EN 15333-2:2009 | Respiratory equipment - Open-circuit umbilical supplied compressed gas diving apparatus - Part 2: Free flow apparatus |
| EN 13949:2003 | Respiratory equipment - Open-circuit self-contained diving apparatus for use with compressed Nitrox and oxygen - Requirements, testing, marking |
| EN 14467:2004 | Recreational diving services - Requirements for recreational scuba diving service providers |
| EN 14153-1 : 2003 | RECREATIONAL DIVING SERVICES - SAFETY RELATED MINIMUM REQUIREMENTS FOR THE TRAINING OF RECREATIONAL SCUBA DIVERS - PART 1: LEVEL 1 - SUPERVISED DIVER |
| EN ISO 24801-1:2014 | Recreational diving services - Requirements for the training of recreational scuba divers - Part 1: Level 1 - Supervised diver (ISO 24801-1:2014) |
| EN 14153-3 : 2003 | RECREATIONAL DIVING SERVICES - SAFETY RELATED MINIMUM REQUIREMENTS FOR THE TRAINING OF RECREATIONAL SCUBA DIVERS - PART 3: LEVEL 3 - DIVE LEADER |
| EN 14153-2 : 2003 | RECREATIONAL DIVING SERVICES - SAFETY RELATED MINIMUM REQUIREMENTS FOR THE TRAINING OF RECREATIONAL SCUBA DIVERS - PART 2: LEVEL 2 - AUTONOMOUS DIVER |
| EN 1809:2014+A1:2016 | Diving equipment - Buoyancy compensators - Functional and safety requirements, test methods |
| EN ISO 24801-2:2014 | Recreational diving services - Requirements for the training of recreational scuba divers - Part 2: Level 2 - Autonomous diver (ISO 24801-2:2014) |
| ADIVP-01 : 2014 | ALLIED GUIDE TO DIVING OPERATIONS |
| 14/30312152 DC : 0 | BS EN 16805 - DIVING EQUIPMENT - DIVING MASK - REQUIREMENTS AND TEST METHODS |
| DIN EN 15333-1:2008-04 | RESPIRATORY EQUIPMENT - OPEN-CIRCUIT UMBILICAL SUPPLIED COMPRESSED GAS DIVING APPARATUS - PART 1: DEMAND APPARATUS |
| I.S. EN 16805:2015 | DIVING EQUIPMENT - DIVING MASK - REQUIREMENTS AND TEST METHODS |
| PREN 14225-3 : DRAFT 2014 | DIVING SUITS - PART 3: ACTIVELY HEATED OR COOLED SUIT SYSTEMS AND COMPONENTS - REQUIREMENTS AND TEST METHODS |
| DIN EN 16805:2016-02 | DIVING EQUIPMENT - DIVING MASK - REQUIREMENTS AND TEST METHODS |
| 05/30133843 DC : DRAFT JUNE 2005 | ISO 24801-3 - RECREATIONAL DIVING SERVICES - SAFETY RELATED MINIMUM REQUIREMENTS FOR THE TRAINING OF RECREATIONAL SCUBA DIVERS - PART 3: LEVEL 3 - DIVE LEADER |
| UNE-EN ISO 24801-3:2015 | Recreational diving services - Requirements for the training of recreational scuba divers - Part 3: Level 3 - Dive leader (ISO 24801-3:2014) |
| UNI EN ISO 13293 : 2013 | RECREATIONAL DIVING SERVICES - REQUIREMENTS FOR GAS BLENDER TRAINING PROGRAMMES |
| I.S. EN ISO 13293:2012 | RECREATIONAL DIVING SERVICES - REQUIREMENTS FOR GAS BLENDER TRAINING PROGRAMMES (ISO 13293:2012) |
| NF EN 14225-1 : 2005 | DIVING SUITS - PART 1: WET SUITS - REQUIREMENTS AND TEST METHODS |
| I.S. EN 14225-3:2017 | DIVING SUITS - PART 3: ACTIVELY HEATED OR COOLED SUIT SYSTEMS AND COMPONENTS - REQUIREMENTS AND TEST METHODS |
| BS EN 14153-2:2003 | Recreational diving services. Safety related minimum requirements for the training of recreational scuba divers Level 2. Autonomous Diver |
| BS EN 12628:1999 | Diving accessories. Combined buoyancy and rescue devices. Functional and safety requirements, test methods |
| DIN EN 133:2002-02 | RESPIRATORY PROTECTIVE DEVICES - CLASSIFICATION |
| DIN EN 12110:2003-05 | TUNNELLING MACHINES - AIR LOCKS - SAFETY REQUIREMENTS |
| EN 12110:2014 | Tunnelling machines - Air locks - Safety requirements |
| EN 15333-1 : 2008/AC : 2009 | RESPIRATORY EQUIPMENT - OPEN-CIRCUIT UMBILICAL SUPPLIED COMPRESSED GAS DIVING APPARATUS - PART 1: DEMAND APPARATUS |
| EN 134:1998 | Respiratory protective devices - Nomenclature of components |
| EN 148-3:1999 | Respiratory protective devices - Threads for facepieces - Part 3: Tread connection M 45 x 3 |
| EN 12021:2014 | Respiratory equipment - Compressed gases for breathing apparatus |
| 89/686/EEC : 1989 AMD 5 2012 | COUNCIL DIRECTIVE OF 21 DECEMBER 1989 ON THE APPROXIMATION OF THE LAWS OF THE MEMBER STATES RELATING TO PERSONAL PROTECTIVE EQUIPMENT |
| ISO 12209:2013 | Gas cylinders — Outlet connections for gas cylinder valves for compressed breathable air |
| EN ISO 12209 : 2013 AMD 1/COR 17 | GAS CYLINDERS - OUTLET CONNECTIONS FOR GAS CYLINDER VALVES FOR COMPRESSED BREATHABLE AIR (ISO 12209:2013/AMD 1:2016, CORRECTED VERSION 2017-03) |
| EN 148-2:1999 | Respiratory protective devices - Threads for facepieces - Part 2: Centre thread connection |
| ISO 263:1973 | ISO inch screw threads General plan and selection for screws, bolts and nuts Diameter range 0,06 to 6 in |
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