DEFSTAN 02-136/2(2004) : 2004

Content
Categories of Defence Standard
Preface
Text
SECTION 1 GENERAL REQUIREMENTS
0 Introduction
1 Scope
2 Warning
3 Related Documents
4 Definitions
5 Abbreviations
SECTION 2 DESIGN GUIDANCE
  6.1 General Requirements for Penetrations
  6.2 Requirements for Types of Hull Penetration
  6.3 Type A (Hull valves for systems open to sea)
  6.4 Type B (Inner and outer boundary. Outer open during
       normal operation, diving pressure on inner)
  6.5 Type C (Outer boundary normally shut, inner back-up)
  6.6 Type D (penetrations incorporating moving mechanical
       equipment)
  6.7 Type E (no inner boundary)
  6.8 Design Records
  6.9 Hull Valves
  6.10 Electrical/Fibre Optic Glands
  6.11 Depth Dependent Systems
  6.12 Hull/First Level Fasteners
  6.13 Pressure Hull Fastener Register
  6.14 Obsolete Specifications
  6.15 General Requirements for Fitting and Replacing
       Fastenings
  6.16 Thread Protrusion
  6.17 Stud Hole Requirements
  6.18 Stud Requirements
  6.19 Penetration Blanks
SECTION 3 TESTING AND ACCEPTANCE
  7.1 Pressure Testing
  7.2 Test Pressure
  7.3 Method of DDSTP Testing
  7.4 Scope and Occasions for Pressure Testing
  7.5 Retesting
  7.6 Summary of Testing
  7.7 Effective Dates for Testing
  7.8 Acceptance Standards for DDSTP Testing
  7.9 Concessions
  7.10 Reporting

Provides requirements for design, testing and acceptance for watertight integrity of submarines. It is applicable to both new design and existing classes of submarine.