AFGS-87141 Revision B:1994

1. SCOPE
1.1 Scope
1.2 Applicability
1.3 Deviations
2. APPLICABLE DOCUMENTS
3. REQUIREMENTS
3.1 Application
3.2 Interface definition
3.2.1 Installation and mounting
3.2.2 Primary body characteristics
3.2.3 Government furnished equipment
3.2.4 Loads applied to primary body
3.2.5 Functional interface
3.3 Characteristics
3.3.1 Operational envelope
3.3.2 Physical characteristics
3.3.3 Reliability
3.3.4 Maintenance and logistic support
3.4 Environmental conditions
3.5 Special provisions
4. QUALITY ASSURANCE PROVISIONS
4.1 Responsibility for inspection
4.2 Interface definition
4.2.1 Installation and mounting
4.2.2 Primary body characteristics
4.2.3 Government furnished equipment
4.2.4 Loads applied to primary body
4.2.5 Functional interface
4.3 Characteristics
4.3.1 Operational envelope
4.3.2 Physical characteristics
4.3.3 Reliability
4.3.4 Maintenance and logistic support
4.4 Environmental conditions
4.5 Special provisions
5. PACKAGING
6. NOTES
6.1 Intended use
6.2 Subject term (key word) listing
6.3 Responsible engineering office
6.4 Changes to previous issue
APPENDIXES
A. Handbook for parachutes
B. Vehicle recovery parachutes
C. Premeditated and emergency escape
       personnel parachutes
D. Airdrop parachutes
E. Aircraft deceleration and control
F. Special weapons parachutes
G. Aerial pickup parachutes
H. Definitions of terms
FIGURES
1. Ballistic coefficient versus maximum deceleration
       and stagnation point surface temperature
2. Possible operational sequence for multiple-stage
       parachute recovery system
3. Inertial resultants for body acceleration
4. Straight line acceleration and force
5. Resultant riser force
6. Trapezoidal force versus time profile
7. Triangular force versus time profile
8. Example of graphic approximation
9. Example of multiaxial acceleration environment
10. Ejection velocity versus parent vehicle deceleration
11. Ejection velocity versus parent vehicle base
       diameter
12. Pack ejection velocity versus parent vehicle Mach
       number
13. Pack ejection velocity versus pack weight
14. Formation of inversion
15. C-9 canopy damage chart
16. C-9 capopy damage chart
17. C-9 canopy damage chart
18. Landing roll reduction versus parachute diameter
       and mu factor
19. Typical landing drag parachute assembly
20. Spin recovery parachute and deployment sequence
TABLES
I. Variation of factors with L/D ratios
II. Thermal properties of parachute textile fibers
III. Aircraft deceleration parachutes
IV. Parachutes for spin and stall recovery
INDEX TO APPENDIXES