Block - Sheet Single Ball - Allen - Dynamic - A2040B

Load tested block with bolted body; superior load bearing performance

Block - Sheet Single Ball - Allen - Dynamic - A2040B
Sheave count SingleTriple
Sheave diameter 0.787 in / 20 mm1.18 in / 30 mm1.57 in / 40 mm2.36 in / 60 mm
Rope/line diameter 2.5-6 mm5-14 mm6-10 mm6-14 mm
Primary method of attachment Fixed, Eye strap - Becket - Cam cleatFixed, Eye strap, Bolted assemblyFixed, Eye wire - Becket - Cam cleatInline 2-position or 90 deg to sheave, Shackle wire reversed removable - Ratchet clutchInline 2-position or 90 deg to sheave, Shackle wire reversed removable - Ratchet clutch - Cam cleatSwivel, Shackle wire

Features

  • Cold forged soft radiused head
  • Anchor formed fixing point reduces rivet size
  • Stainless steel dynamic inner bearing
  • Can be dismantled for maintenance

Description

Dynamic tests show these blocks have the bearing performance of an equivalent 50 mm composite bearing block

Design maximises efficiency under load with the Dynamic bearing system enhanced with a lightweight yet durable exterior

The cold forged radiused

Product Detail

item
Item type Block
Item type variant Sheet
identity
Primary identity code for a product or service A2040B
Product brand Allen
Product model Dynamic
marketing
Manufacturer basic model code 2040B
material
Primary material simple composition Composite
Primary material composition Nylon-fibreglass
Secondary material simple composition Stainless/SS
Secondary material composition SAE/AISI 316 EN 1.4401 A4 stainless
Sheave material composition Acetal resin
Bearing composition SAE/AISI 316 EN 1.4401 A4 stainless
measurement
Overall length 2.52 in
64 mm
Width of sheave or pulley 0.433 in
11 mm
Rope/line diameter 6 to 14 mm
Sheave diameter 1.57 in
40 mm
Nett weight 0.038 kg
0.0838 lb
mechanical
Maximum safe rolling force 177 daN
180 kg
397 lb
Average breaking force 785 daN
800 kg
1763 lb
Maximum safe working force 392 daN
400 kg
882 lb
construction
Rope type Polyester
Sheave count Single
Type of bearing Ball
arrangement
Primary method of attachment Fixed
Eye strap
Bolted assembly
vessel
Boat length overall/LOA 0 to 9 m
0 to 29 1/2 ft
applicable vessel
Types of use Sheet main sportboats
Sheet main dinghy/dinghies
Sheet spin/asym sportboats
Sheet spin/asym dinghy/dinghies
Leads
Type of boat Dayboats cruising
Multihull small
Cruiser small
appearance
Primary colour name Charcoal
Primary colour Grey
Product
Code for alternate product HA2040B
translation
Item class in Danish Yacht blok
Item class in Dutch Yacht blok
Item class in French Voilier poulie
Item class in German Yacht-Block
Item class in Italian Yacht di blocco
Item class in Norwegian Yacht blokk
Item class in Portuguese bloco Yacht
Item class in Spanish Yacht bloque
Item class in Turkish Yat blok
Item class in Swedish Baten blocket

© 2022 Pristine | About Us | Contact Us | Terms