MIL-DTL-5516D
Table I. - Original physical properties
Property
Class A
As determined 1
Specific gravity
Hardness at 24° ± 3° C.(75° ±5°F) shore A
88
durometer, minimum
Tensile strength, psi
As determined
Elongation, ultimate, percent
As determined
Tensile stress (modulus), psi at 100 percent
elongation
Not required
Permanent set, percent
As determined at 50 percent
elongation
Permissible change in original physical properties after oil and air aging
Tensile strength, change percent
As determined
Elongation change, percent
As determined
Hardness change, points, Shore A durometer
As determined (See 4.5.2)
Permanent set (list actual value)
As determined
Volumetric change upon aging in hydraulic oil,
0 to +5 percent2
percent2
None2
Corrosion adhesion
1
Tests are to be made on AN6225 V-rings. All other tests are to be performed on platen sheets
or hardness samples, as applicable. (Hardness shall not be determined from actual packing
rings).
2
Tests are to be made on AN6225 V-rings.
4
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