Harken LOUP S 3139 Instructions Download Page 1

Loup

®

 Strength 

Loup strength will vary depending on:

 

Configuration

 – One configuration may be more than twice as strong as another. Carefully match strength requirements to the 

configuration and corresponding SWL shown in the chart below. 

Attachment Points

 – Determine weakest link in the attachment chain. Is it the block? The Loup? The 

padeye? Consult chart below for padeye loading at various angles. 

Condition of Attachment

 – Loup must attach to round bails or radiused corners. Sharp, rough edges 

or corners will cut into Loups, reducing their strength over time. 

Age of Loup

 – Strength of Loup is based on their being in like new condition. 

See chart below.

I N S T R U C T I O N S

N15W24983 Bluemound Rd., Pewaukee, WI 53072-4974 USA 

Tel: 262-691-3320, Fax: 262-701-5780 • Web: www.harken.com, Email: [email protected]

L O U P S

®

3139, 3140, 3141, 3142, 3143, 3144, 3145, 3146, 3147, 3148, 3149, 3150, 3202, 3203, 3151 (Dogbone)

Loups

®

 offer a variety of ready-made soft attachment rigging solutions for racing and cruising yachts. When fitting hardware, choose the Loup

®

 that exactly  

matches the attachment method and strength shown in the chart below. Custom length Loups are also available. If you have questions, please contact Harken.

Loup

®

 

Part 

No.

Maximum Working Load (MWL)

Length

Vertical

Choker

With Dogbone

Basket

in

mm

lb

kg

lb

kg

lb

kg

lb

kg

5mm — ONE YELLOW, TWO ROWS OF DARK-COLORED TRACERS

3202

8

203

1275

578

1000

453

2550

1156

7mm — ONE YELLOW, FOUR ROWS OF DARK-COLORED TRACERS

3203

10

254

2550

1155

2040

920

5100

2310

9mm — TWO (2) ROWS OF COLORED TRACERS

3139

4

100

2800

1270

2240

1015

5600

2540

3140

8

200

2800

1270

2240

1015

5600

2540

3140

11

280

2800

1270

2240

1015

5600

2540

10mm — THREE (3) ROWS OF COLORED TRACERS

3142

5

125

4200

1900

3360

1520

8400

3810

3143

9

230

4200

1900

3360

1520

8400

3810

3144

15

380

4200

1900

3360

1520

5645

2560

8400

3810

11mm — FOUR (4) ROWS OF COLORED TRACERS

3145

5

125

5700

2585

4560

2065

11400

5170

3146

9

230

5700

2585

4560

2065

11400

5170

3147

16

400

5700

2585

4560

2065

11400

5170

12mm — FIVE (5) ROWS OF COLORED TRACERS

3148

6

150

7150

3240

5680

2575

14200

6440

3149

11

280

7150

3240

5680

2575

14200

6440

3150

17

430

7150

3240

5680

2575

14200

6440

Maximum Working Load (MWL)

Part 

No.

Description

1

2

3

lb

kg

lb

kg

lb

kg

627

Small round

5000

2270

4500

2040

4300

1950

629

Large round

20000

9070

12000

5440

14000

6350

648

High-load medium

11800

5358

10375

4705

8500

3855

689

Large diamond

8500

3855

8000

3628

7800

3540

Harken

®

 Padeye Strength 

Load 

Angle

3

2

1

Basket

With Dogbone

Choker

Vertical

Even when bail is aligned with load, padeye strength will vary depending on load angle—see below.

WARNING! Strictly follow all instructions to avoid an accident, damage to your vessel, 
personal injury or death. See www.harken.com/manuals for additional safety information.

= Incorrect. Avoid to prevent accidents.

WARNING! Load applied sideways to the bail greatly  

reduces the strength. Always align padeye bail to load  

for maximum strength to prevent breakage below  

Maximum Working Load. 

MWL

MWL

MWL: Maximum Working

 Load

Summary of Contents for LOUP S 3139

Page 1: ...m ONE YELLOW FOUR ROWS OF DARK COLORED TRACERS 3203 10 254 2550 1155 2040 920 5100 2310 9mm TWO 2 ROWS OF COLORED TRACERS 3139 4 100 2800 1270 2240 1015 5600 2540 3140 8 200 2800 1270 2240 1015 5600 2540 3140 11 280 2800 1270 2240 1015 5600 2540 10mm THREE 3 ROWS OF COLORED TRACERS 3142 5 125 4200 1900 3360 1520 8400 3810 3143 9 230 4200 1900 3360 1520 8400 3810 3144 15 380 4200 1900 3360 1520 564...

Page 2: ...en Straphead Block Attach Loup to head only if you are sure that it is a Harken Straphead block Harken Straphead blocks have two screws in head see photo at right Screws WARNING If Loups are stacked they will push outward on block sideplates when load is applied causing block to break especially if crosspin is held using a cotter pin This can cause an accident Make sure Loup can lie side by side T...

Page 3: ...Replace all Loups and lashings every year or if there is any sign of wear UV damage fatigue or strand separation If in doubt replace Consult chart to match strength of Loup lashing to block and load You must periodically inspect Loups and head lashings for signs of UV damage or wear Be sure to pull Loup out of block mouth and inspect carefully for any sign of wear UV damage fatigue or strand separ...

Page 4: ...Harken New Zealand Ltd 30 36 Fanshawe Street P O Box 1951 Auckland 1001 New Zealand Telephone 64 9 303 3744 Fax 64 9 307 7987 Web harken co nz Email harken harken co nz Harken Polska SP ZOO ul Rydygiera 8 budynek 3A lokal 101 I piętro 01 793 Warszawa Poland Tel 48 22 561 93 93 Fax 48 22 839 22 75 Web harken pl Email polska harken pl Harken Sweden AB Main Office and Harken Brandstore Västmannagatan...

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