MIL-S-83318A(USAF)
3.3.12 Weight loss and flexibility. When tested in accordance with 4.9.12, the sealing compound weight loss shall not be more than 8 percent, maximum. The specimens shall not crack when bent 180 degrees over an 1/8-inch mandrel.
3.3.13 Fluid rupture resistance. When tested in accordance with 4.9.13, the sealing compound shall retain the AMS 2629 jet reference fluid for a minimum of 24 hours at 10 psig pressure.
3.3.14 Tensile strength and elongation. When tested in accordance with 4.9.14, the ultimate tensile strength and elongation of the cured compound shall not be less than the values shown in table II.
TABLE II. Tensile strength and elongation.
Condition |
Tensile strength, psi |
Elongation Percent |
Standard Cure 14 day immersion in jet reference fluid (see 4.8) at 140°F (60°C) 7 days in air at 250°F (121°C) |
200 (1380 kPa) 180 (1240 kPa) 300 (2070 kPa) |
150 100 50 |
3.3.15 Low-temperature flexibility. When tested in accordance with 4.9.15, the sealing compound shall withstand the low-temperature flexibility test at -65°F (-54°C) without cracking, checking, or loss of adhesion.
3.3.16 Hydrolytic stability. When tested in accordance with 4.9.16, the sealing compound shall have a type A hardness of not less than Shore A-30.
3.3..17 Corrosion. When tested in accordance with 4.9.17, there shall be no corrosion under the sealing compound and the sealing compound shall show no sign of deterioration.
3.3.18 Repairability. When tested in accordance with 4.9.18, the sealing compounds shall be suitable for repairing minor breaks in themselves or each other and in all other fuel-aged sealing compound previously qualified under this specification and sealants qualified to
MIL-S-8802. Peel panels prepared in accordance with 4.9.9, shall have a minimum peel
strength of 10 pounds per inch.
7
For Parts Inquires call Parts Hangar, Inc (727) 493-0744
© Copyright 2015 Integrated Publishing, Inc.
A Service Disabled Veteran Owned Small Business