MATERIAL:
  • Nut : corrosion resistant steel A286 in accordance with AMS5732 to 5737.
  • Washer : corrosion resistant steel series 300 or AMS5525.
SURFACE TREATMENT:
  • Nut : Silver plate 5 to 10 µm in accordance with EN 2786 + Cetyl Alcohol.
  • Washer : Passivation in accordance with AMS2700.
CLASSIFICATION: 900 MPa (at ambient temperature) / 235°C.

THREAD: MJ in accordance with ISO 5855-2.

TOLERANCES OF FORM AND POSITION: In accordance with ISO 8788.

MARKING: MJ - SD in accordance with EN 2424 – Category N + letter C on the area indicated on the drawing.

QUALIFICATION AND ACCEPTANCE CONDITIONS: ISO5858. Except tensile strength per table. Locking torque tested with titanium pin only single cycle re-usability (JN0011 to JN0014).

Contact Alcoa for the diameter/type in manufacturing.
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Item #

C - MIN

D - MAX

D - MIN

E - REF

H - MAX

H - MIN

L - REF

Thread

4 JCAR 10005E N/A 5.540 mm N/A 4.750 mm N/A 4.650 mm N/A 0.400 mm N/A 5.650 mm N/A 5.350 mm N/A 8.700 mm N/A MJ4 x 0.7 – 4H6H
5 JCAR 10005E N/A 6.650 mm N/A 5.750 mm N/A 5.650 mm N/A 0.600 mm N/A 6.000 mm N/A 5.700 mm N/A 9.500 mm N/A MJ5 x 0.8 – 4H6H
6 JCAR 10005E N/A 7.820 mm N/A 6.720 mm N/A 6.620 mm N/A 0.600 mm N/A 6.750 mm N/A 6.450 mm N/A 12.200 mm N/A MJ6 x 1 – 4H5H
8 JCAR 10005E N/A 10.720 mm N/A 8.800 mm N/A 8.650 mm N/A 0.600 mm N/A 8.050 mm N/A 7.750 mm N/A 15.000 mm N/A MJ8 x 1 – 4H5H
10 JCAR 10005E N/A 13.000 mm N/A 10.800 mm N/A 10.650 mm N/A 0.600 mm N/A 10.450 mm N/A 10.150 mm N/A 17.900 mm N/A MJ10 x 1.25 – 4H5H
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