Howmet Fastening Systems
Howmet Fastening Systems
Phone: Sales +1 800 992 4444
Technical Support +1 310 784 6409
Email: HFSTechSupport@howmet.com
Website: www.hfs.howmet.com
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MATERIAL: Alloy steel heat treated for 44 HRC max.

SURFACE TREATMENT: Cadmium plate 5µm mini in accordance with EN 2133 .

CLASSIFICATION: 900 MPa (at ambient temperature) / 120 °C.

THREAD:
  • PROFILE : ISO M in accordance with NF L 05-220 or AICMA 0501A.
  • TOLERANCES: in accordance with NF L 05-224 or AICMA 2011A.
TOLERANCES OF FORM AND POSITION: In accordance with ISO 8788.

MARKING: SD- in accordance with NF L 22-036 on the area indicated on the drawing.

QUALIFICATION AND ACCEPTANCE CONDITIONS: NF L 22-500 or AICMA 2053.
Nylstop Nut Anchor - One Lug - Floating - Deep Counterbored - Cadmium Coated
Unit of Measure
1 

Item #

A ±0.2

a - MAX

B ±0.1

C

E

F +0.1 / 0

G - MAX

H - MIN

Thread

4NF6068 N/A 6.800 mm N/A 6.4 mm N/A 8.650 mm N/A 27.000 mm N/A 13.500 mm N/A 4.400 mm N/A 18.800 mm N/A 2.200 mm N/A M4 x 0.7 – 4H5H
5NF6068 N/A 7.300 mm N/A 6.8 mm N/A 8.650 mm N/A 27.000 mm N/A 13.500 mm N/A 5.500 mm N/A 18.800 mm N/A 2.400 mm N/A M5 x 0.8 – 4H5H
6NF6068 N/A 7.800 mm N/A 7.2 mm N/A 12.620 mm N/A 31.750 mm N/A 15.000 mm N/A 6.500 mm N/A 20.500 mm N/A 2.700 mm N/A M6 x 1.0 – 4H5H
Unit of Measure
1