BOW ROLLERS

Product Table

Bow roller

Part YS7181B

A 333

B 135

C 95

D 75

E 45

F 170

G M8

H 75

I -

J -

R 77

R1 -

R2 -

Weight 1.80

---

Bow roller

Part YS7181S YS7181A

A 245 350

B 100 120

C 100 140

D - -

E - -

F 170 250

G M8 M8

H 55 77

I - -

J - -

R 50 75

R1 - -

R2 - -

Weight 1.55 3.45

---

Bow roller

Part YS869A

A 165

B 70

C 70

D 40

E 45

F 80

G M6

H 30

I 53

J -

R 41

R1 -

R2 -

Weight 0.45

---

Double bow roller

Part YS9191

A 420

B 114

C 345

D 95

E 205

F 255

G M8

H 180

I -

J -

R 90

R1 -

R2 -

Weight 5.9

---

Technical

Material Specification

LM5 - Aluminium Magnesium Casting Alloy (AL Mg5)

This Alloy conforms with:

Standard	Designation
UK - BS1490	Germany - DIN 1725/5
LM5	GM-ALMg5

Mechanical Properties

Tensile stress (N/mm2) 170-280

Machinability

LM5 machines very well and takes an excellent polish.

Corrosion Resistance

This alloy is highly resistant to corrosion and is superior to all other aluminium alloys for marine use.

Application

LM5 is used where very high resistance to corrosion from sea water or marine atmospheres is required.

Anodising

All fittings are anodised to 10 microns for added protection.

---

Unless otherwise stated units are in mm and kg

---