EWN-B-RCWing nuts

Brass boss, threaded hole

with elastic fork, technopolymer

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Brass boss, threaded hole
Brass boss, threaded hole
Brass boss, threaded hole
EWN-B-RC
Brass boss, threaded hole
Stainless steel boss, threaded hole
EWN-SST-RC
Stainless steel boss, threaded hole
Zinc-plated steel threaded stud
EWN-p-RC
Zinc-plated steel threaded stud
Stainless steel threaded stud
EWN-SST-p-RC
Stainless steel threaded stud

EWN-B-RC

Reset
Catalogue
Description
D
d6H
L
d1
l2
b
h
R
C#
[Nm]
224921-C1
EWN.48-B-M5-RC-C1
47
M5
24
13.5
5.5
7
12
20.5
10
15
224922-C1
EWN.48-B-M6-RC-C1
47
M6
24
13.5
5.5
7
12
20.5
11
14
224952-C1
EWN.55-B-M6-RC-C1
55
M6
28
16
6.5
8
18
21.5
20
24
224953-C1
EWN.55-B-M8-RC-C1
55
M8
28
16
6.5
8
18
21.5
26
23
224983-C1
EWN.63-B-M8-RC-C1
63
M8
32
19
7.5
9
20
22.5
45
33
224984-C1
EWN.63-B-M10-RC-C1
63
M10
32
19
7.5
9
20
22.5
58
32
# 'Max limit Tightening torque' means the max torque value at which the metal insert, in normal conditions of use, is perfectly and strongly anchored to the plastic material.
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Material

Glass-fibre reinforced polyamide based (PA) technopolymer, grey-black colour, matte finish.

Elastic fork in acetal based technopolymer (POM), black colour.

Boss cap

Polyamide based (PA) technopolymer, grey-black colour, matte finish, press-fit assembly, removable by a screwdriver.

Standard executions

  • EWN-B-RC: brass boss, threaded through hole.
  • EWN-SST-RC: AISI 303 stainless steel, threaded pass-through hole.
  • EWN-p-RC: zinc-plated steel threaded stud, chamfered flat end according to UNI EN ISO 4753:2012 (see Technical data).
  • EWN-SST-p-RC: AISI 303 stainless steel threaded stud, chamfered flat end UNI EN ISO 4753:2012 (see Technical data).

Features and applications

Suitable where it is necessary to prevent the loss of the wing nut.

The elastic fork, housed in the groove of the knob can turn freely.

Accessories on request

  • CT-S technopolymer and stainless steel ball chains.
  • GN 111 stainless steel and brass ball chains.
  • CV-T polyethylene and stainless steel retaining cables.
  • GN 111.2 stainless steel retaining cables.
  • GN 111.4 polyurethane and stainless steel spiral retaining cables.
Related products
With two rings
NEW

CT-S-2A

Ball chains Technopolymer and stainless steel
With two rings
NEW

CV-T-2A

Retaining cables Polyethylene and stainless steel
Brass boss, threaded hole

EWN-B-LP

Wing knobs with retaining chain, technopolymer
with two key rings

GN 111.2-A

Stainless Steel-Retaining cables with key rings or one key ring and one tab / with tabs or loops