RETAINING RINGS : AL 37 - Gandini Fasteners

Production and distribution
of fasteners, fixing elements
and mechanical parts machining

GANDINI FASTENERS SRL
viale Pier Paolo Pasolini, 83
Sesto San Giovanni Mi - Italy

Sales department
250@gandini.it
tel +39 02 241 047 250

Administration
350@gandini.it
tel +39 02 241 047 350

Monday, December 15, 2025

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RETAINING RINGS

Material: Spring steel

Hardness:
d₁= 16÷48mm: 470÷580 HV

47÷54 HRC
Hardness:
d₁= 50÷100mm: 435÷530 HV

44÷51 HRC

SURFACE FINISHES
Phosphated and oiled
Blackened and oiled
Manufacturer's choice

Example of designation:
ring type AL 30

d₁=shaft diameter
d₂=groove diameter
d₃=ring diameter in the unstressed state
s=thickness

type AL for shafts

Description

Price
euro /100

% Price Change
1	2

Package

37.00

AL 37

10,00

NET

250

RING

d₁

37.00

1.50

d₃

34.2

tole d₃

+0.25 -0.50

a max

5.4

b ~

4.0

d₅ min

2.5

weight kg/1000

6.300

GROOVE

d₂

35.0

tole d₂

-0.25

1.60

SUPPLEMENTARY DATA

3.0

FN _(kN)

18.80

FR _(kN)

30.00

2.0

FRg _(kN)

5.40

FL max (kN)

0.83

L min

0.50

0.10

C (kN/mm)

2.0800

plier

ZGA 2

Technical informations are indicative and can be updated.
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GANDINI FASTENERS SRL viale Pier Paolo Pasolini, 83 - 20099 Sesto S.Giovanni Milano Italy
Tel. +39 02 241 047 250 Fax +39 02 241 047 74

> Definitions and symbols
> Printable data chart
> PDF Version

For further informations: email: 250@gandini.it

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