MATERIAL:
  • NUT: Corrosion resistant steel Z6NCT25 or equivalent, heat treated.
  • BRACKET: Corrosion resistant steel Z6CNT18-10 or Z10CNT18 or equivalent.
SURFACE TREATMENT:
  • NUT & BRACKET: Silver plate 5 to 7 µm in accordance with EN 2786.
CLASSIFICATION: 1100 MPa (at ambient temperature) / 425°C.

THREAD:
  • PROFILE: ISO M in accordance with NF L 05-220.
  • TOLERANCES: in accordance with NF L 05-224.
MARKING: -SD + letter C in accordance with NF L 22-036 on the area indicated on the drawing.

QUALIFICATION AND ACCEPTANCE CONDITIONS: In accordance with NF L 22-500 (Except torques).

Contact Alcoa for the diameter/type in manufacturing.
Unit of Measure

A - MAX

N/A 5.800 mm

B ±0.1

N/A 8.500 mm

C ±0.2

N/A 23.000 mm

E ±0.1

N/A 0.600 mm

F +0.1 / +0

N/A 4.400 mm

H - MIN

N/A 2.800 mm

J

N/A 2.500 mm

L - MAX

N/A 9.700 mm

M - REF

N/A 3.000 mm

N - REF

N/A 4.700 mm

R - MIN

N/A 5.500 mm

Approx. Weight

N/A 0.170 Kg/100 Pcs

Thread Type

N/A Metric

Configuration 1

N/A Two Lug

Configuration 2

N/A Floating

Configuration 3

N/A Deep C'Bore

Lock

N/A Non-Locking

Simplified Material

N/A CRES

Strength

N/A 160KSI - 1100Mpa

Temperature

N/A 800°F - 425°C

Specific Material

N/A Z6CNT18-10 or Z10CNT18 or equivalent

Thread

N/A M4 x 0.7 – 4H5H

Additional Information

N/A Remove sharp edges 0,1 – 0,4

Radial Float 0,75 is obtained within dimension L maximum

Code BD: Basket with a right edge.