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Nylon / PES / PP3 · 8 · 12 · 24-strandDouble braid

DURA®

Nylon · Polyester · Polypropylene Mooring Series

The conventional mooring workhorses: high-tenacity polyamide, polyester and polypropylene lines in 3-, 8-, 12- and 24-strand and double-braid constructions — plus DURA-AR® PLUS, the aramid-core rope for extreme heat.

30–35%PA elongation
1,400 tMBL range
3–24strands
500 °CDURA-AR rating
Technical Data

Specification

Representative properties across the DURA® series. Each line is detailed with full performance data below.

Fibre & properties

FibresPA · PES · PP · Aramid
Constructions3 / 8 / 12 / 24-strand, double braid
Elongation12–35% (by fibre)
Melting point165–500 °C
Wet/dry strength90–100%
ComplianceISO 2307 · OCIMF MEG4
Primary applications
MooringTowingShock LinesWinch & CapstanHarbour & Tug
Standards & approvals
ISO 2307OCIMF MEG4ISO 9001:2015
Which fibre? Why DURA®? Match the fibre to the duty: nylon (PA) for shock absorption, polyester for UV and wet-strength stability, polypropylene for lightweight economy — all class-certified and MEG4-ready.
DURA-PA® DOUBLE BRAID
Nylon · Double Braid

DURA-PA® DOUBLE BRAID

Non-rotative, torque-free double braid in high-tenacity polyamide — will not kink; the round, firm structure grips well. Very flexible with high strength and excellent wear resistance, and the shock absorption nylon is known for.

MooringTowingShock Lines

Fibre & properties

FibreHigh-tenacity Polyamide
Specific gravity1.14
Melting point215 °C
Breaking elongation30–35%
Water absorption4%
Wet/dry strengthDry > wet

DURA-PA® Double Braid — by diameter

Dia mmDia inchCirc inchkg/100mkg/220mMBL tonMBL kNLDBF tonLDBF kN
227/82-3/430.166.211.110910.098
241335.878.813.313011.9117
261-1/163-1/442.092.415.515214.0137
281-1/83-1/248.8107.418.017616.2158
301-1/43-3/456.0123.220.720318.6183
321-5/16463.7140.123.523021.1207
361-1/24-1/280.6177.329.729126.7262
401-5/8599.5218.936.535832.9322
441-3/45-1/2120.0264.044.243339.8390
4826143.0314.652.651547.3464
522-1/86-1/2168.0369.661.560355.4543
562-1/47195.0429.071.269864.1628
602-1/27-1/2224.0492.881.680073.5720
642-5/88255.0561.092.991083.6819
7239322.0708.4117.91155106.11040
803-1/410398.0875.6144.71418130.21276
883-5/811482.01060.4174.71712157.21541
96412573.01260.6207.92037187.11833
1044-1/413673.01480.6243.32384218.92146
1124-5/814780.01716.0281.82762253.72486
120515896.01971.2323.63171291.22854

Customized diameter and length available on request · Tolerance ±5% per ISO 2307 · LDBF: Line Design Break Force per OCIMF MEG4.

DURA-PES® DOUBLE BRAID
Polyester · Double Braid

DURA-PES® DOUBLE BRAID

Leader among popular fibres for weatherability: polyester exhibits excellent abrasion resistance and strength with good resistance to UV light and most common chemicals. Excellent gripping and torque-free construction.

MooringTowingWinch & CapstanLifting

Fibre & properties

FibreHigh-tenacity Polyester
Specific gravity1.38–1.44
Melting point250–260 °C
Breaking elongation20–30%
Water absorption0.4%
Wet/dry strengthDry ≈ wet

DURA-PES® Double Braid — by diameter

Dia mmDia inchCirc inchkg/100mkg/220mMBL tonMBL kNLDBF tonLDBF kN
227/82-3/438.684.910.41029.492
241345.9101.012.312111.1109
261-1/163-1/453.9118.614.414112.9127
281-1/83-1/262.5137.516.616315.0147
301-1/43-3/471.7157.719.018617.1167
321-5/16481.6179.521.421019.3189
361-1/24-1/2103.0226.626.926424.2238
401-5/85128.0281.633.132429.8292
441-3/45-1/2154.0338.839.738935.7350
4826184.0404.846.946042.2414
522-1/86-1/2216.0475.254.853749.3483
562-1/47250.0550.063.161856.8556
602-1/27-1/2287.0631.472.170764.9636
642-5/88326.0717.281.680073.5720
7239413.0908.6102.0100091.8900
803-1/410510.01122.0125.51230113.01107
883-5/811617.01357.4151.01480135.91332
96412735.01617.0178.61750160.71575
1044-1/413862.01896.4208.22040187.31836
1124-5/8141000.02200.0239.82350215.82115
1205151150.02530.0274.52690247.02421

Customized diameter and length available on request · Tolerance ±5% per ISO 2307 · LDBF: Line Design Break Force per OCIMF MEG4.

DURA-PA® 3/8/12
Nylon · 3/8/12

DURA-PA® 3/8/12

Made of polyamide fibre with good shock-absorption capacity — widely used in ship towing and general mooring duty.

Fibre & properties

FibreHigh-tenacity Polyamide
Specific gravity1.14
Melting point215 °C
Breaking elongation15–28%
Construction3 / 8 / 12-strand

DURA-PA® 3-strand — by diameter

Dia mmDia inchCirc inchkg/100mkg/220mMBL tonMBL kNLDBF tonLDBF kN
121/21-1/28.919.63.7363.332
149/161-3/412.126.64.9484.443
165/8215.834.86.1605.554
183/42-1/420.044.07.7766.968
227/82-3/430.066.011.611410.5103
241335.578.113.713412.3121
261-1/163-1/441.791.715.315013.8135
281-1/83-1/248.4106.518.418016.5162
301-1/43-3/455.5122.120.820418.7184
321-5/16463.2139.023.322820.9205
361-1/24-1/280.0176.028.928326.0255
401-5/8598.7217.136.736033.1324
441-3/45-1/2119.0261.843.542639.1383
4826142.0312.449.048044.1432
522-1/86-1/2167.0367.458.257052.3513
562-1/47193.0424.668.667261.7605
602-1/27-1/2221.0486.277.175669.4680
642-5/88253.0556.686.985278.2767
682-3/48-1/2290.0638.099.297289.3875
7239320.0704.0110.2108099.2972
803-1/410395.0869.0129.81272116.81145
883-5/811478.01051.6161.61584145.51426
96412569.01251.8183.71800165.31620
1004-1/812-1/12616.01355.2204.12000183.71800

DURA-PA® 8-strand & 12-strand — by diameter

Dia mmDia inchCirc inchkg/100mkg/220m8-str MBL t8-str MBL kN8-str LDBF t8-str LDBF kN12-str MBL t12-str MBL kN12-str LDBF t12-str LDBF kN
241336.079.213.713412.412114.414213.0127
281-1/83-1/249.0107.818.418016.616219.619217.6173
301-1/43-3/456.0123.220.820418.718422.121619.8194
321-5/16464.0140.824.524022.121625.925423.4229
361-1/24-1/281.0178.230.630027.627032.431829.3287
401-5/85100.0220.036.736033.132438.537834.8341
441-3/45-1/2121.0266.243.442639.238446.045041.4406
4826144.0316.852.151046.946055.154049.6486
522-1/86-1/2170.0374.061.260055.154064.963658.4572
562-1/47197.0433.468.567261.760573.472066.1648
602-1/27-1/2226.0497.277.275669.568082.180473.8724
642-5/88257.0565.486.985278.276791.890082.7810
7239325.0715.0110.2108099.2972116.31140104.61026
803-1/410401.0882.2137.21344123.51210144.51416130.11274
883-5/811486.01069.2161.61584145.41426171.51680154.31512
96412578.01271.6196.01920176.31728208.22040187.31836
1044-1/413678.01491.6220.42160198.41944232.72280209.42052
1124-5/814787.01731.4259.62544233.62290274.32688246.82419
120515903.01986.6289.02832260.02549306.13000275.52700
1285-1/4161010.02222.0324.53180292.12862342.83360308.53024
1365-5/8171160.02552.0367.33600330.63240385.73780347.23402
1446181300.02860.0410.24020369.23618434.64260391.23834
1606-5/8201610.03542.0520.45100468.44590551.05400496.04860

Customized diameter and length available on request · Tolerance ±5% per ISO 2307 · LDBF: Line Design Break Force per OCIMF MEG4.

DURA-PES® 3/8/12
Polyester · 3/8/12

DURA-PES® 3/8/12

High-tenacity polyester fibre gives very good break strength and the finest durability — widely used in the mooring industry.

Fibre & properties

FibreHigh-tenacity Polyester
Specific gravity1.38–1.44
Melting point250–260 °C
Breaking elongation12–21%
Construction3 / 8 / 12-strand

DURA-PES® 3-strand — by diameter

Dia mmDia inchCirc inchkg/100mkg/220mMBL tonMBL kNLDBF tonLDBF kN
121/21-1/210.924.02.7272.524
149/161-3/414.932.83.7363.332
165/8219.442.74.9484.443
183/42-1/424.654.16.1605.554
227/82-3/436.780.78.7857.877
241343.796.110.41029.492
261-1/163-1/451.2112.612.212011.0108
281-1/83-1/259.4130.714.414213.0127
301-1/43-3/468.2150.016.215814.5143
321-5/16477.6170.718.418016.5162
361-1/24-1/298.2216.023.322820.9205
401-5/85121.0266.228.928326.0255
441-3/45-1/2147.0323.434.333630.9302
4826175.0385.041.040236.9362
522-1/86-1/2205.0451.045.945041.3405
562-1/47238.0523.652.051046.8459
602-1/27-1/2273.0600.661.260055.1540
642-5/88310.0682.068.667261.7605
682-3/48-1/2351.0772.285.583876.9754
7239393.0864.686.985278.2767
803-1/410485.01067.0104.1102093.7918
883-5/811587.01291.4129.81272116.81145
96412699.01537.8153.11500137.81350
1004-1/812-1/12760.01672.0163.21600146.91440

DURA-PES® 8-strand & 12-strand — by diameter

Dia mmDia inchCirc inchkg/100mkg/220m8-str MBL t8-str MBL kN8-str LDBF t8-str LDBF kN12-str MBL t12-str MBL kN12-str LDBF t12-str LDBF kN
241343.796.111.01089.99711.611410.5103
281-1/83-1/259.5130.914.414213.012715.315013.8135
301-1/43-3/468.3150.316.215814.514317.116815.4151
321-5/16477.7170.918.418016.516219.619217.6173
361-1/24-1/298.4216.523.322820.920524.524022.0216
401-5/85121.0266.228.928326.025530.630027.6270
441-3/45-1/2147.0323.434.333630.930236.736033.1324
4826175.0385.041.040236.936243.542639.1383
522-1/86-1/2205.0451.049.048044.143252.051046.8459
562-1/47238.0523.655.154049.648658.257052.3513
602-1/27-1/2273.0600.661.260055.154064.963658.4572
642-5/88311.0684.268.667261.760573.572066.1648
7239393.0864.686.985278.276791.890082.7810
803-1/410486.01069.2110.2108099.2972116.31140104.71026
883-5/811588.01293.6129.81272116.81145137.11344123.41210
96412699.01537.8153.11500137.81350161.61584145.51426
1044-1/413821.01806.2183.71800165.31620195.91920176.31728
1124-5/814952.02094.4208.22040187.31836220.42160198.41944
1205151090.02398.0232.72280209.42052244.92400220.42160
1285-1/4161240.02728.0274.32688246.92419289.02832260.12549
1365-5/8171400.03080.0306.13000275.52700324.53180292.02862
1446181570.03454.0342.93360308.63024367.33600330.63240
1606-5/8201940.04268.0410.24020369.23618434.74260391.23834

Customized diameter and length available on request · Tolerance ±5% per ISO 2307 · LDBF: Line Design Break Force per OCIMF MEG4.

DURA-PP® 3/8/12
Polypropylene · 3/8/12

DURA-PP® 3/8/12

Light-weight mooring line, very easy to handle, keeps the same strength in wet or dry environment.

Fibre & properties

FibreHigh-tenacity Polypropylene
Specific gravity0.91–0.93 — floats
Melting point165 °C
Breaking elongation12–20%
Construction3 / 8 / 12-strand

DURA-PP® 3-strand — by diameter

Dia mmDia inchCirc inchkg/100mkg/220mMBL tonMBL kNLDBF tonLDBF kN
121/21-1/26.514.32.2211.919
149/161-3/48.819.42.9282.625
165/8211.625.53.8383.434
183/42-1/414.632.14.6454.141
227/82-3/421.948.26.8676.260
241326.057.28.2807.372
261-1/163-1/430.667.39.2908.381
281-1/83-1/235.477.910.81069.795
301-1/43-3/440.789.512.011810.8106
321-5/16446.3101.913.513212.1119
361-1/24-1/258.6128.917.317015.6153
401-5/8572.3159.120.420018.4180
441-3/45-1/287.5192.525.525023.0225
4826104.0228.828.628025.7252
522-1/86-1/2122.0268.434.233530.8302
562-1/47142.0312.438.337534.4338
602-1/27-1/2163.0358.643.442539.0383
642-5/88185.0407.051.050045.9450
682-3/48-1/2210.0462.056.155050.5495
7239234.0514.861.260055.1540
803-1/410289.0635.876.575068.9675
883-5/811350.0770.091.890082.7810
96412417.0917.4108.2106097.3954
1004-1/812-1/12453.0996.6117.91155106.11040

DURA-PP® 8-strand & 12-strand — by diameter

Dia mmDia inchCirc inchkg/100mkg/220m8-str MBL t8-str MBL kN8-str LDBF t8-str LDBF kN12-str MBL t12-str MBL kN12-str LDBF t12-str LDBF kN
241326.057.27.7756.9688.2807.372
281-1/83-1/235.477.910.21009.29010.81069.795
301-1/43-3/440.789.511.411210.310112.011810.8106
321-5/16446.3101.913.513212.111914.314012.9126
361-1/24-1/258.6128.916.316014.714417.317015.6153
401-5/8572.3159.120.420018.418021.421019.3189
441-3/45-1/287.5192.524.123621.621225.525023.0225
4826104.0228.828.628025.725230.630027.6270
522-1/86-1/2122.0268.434.233530.830236.235532.7320
562-1/47142.0312.438.337534.533840.840036.7360
602-1/27-1/2163.0358.643.442539.138345.945041.3405
642-5/88185.0407.048.547543.742851.050045.9450
7239234.0514.861.260055.154064.363057.9567
803-1/410289.0635.876.575068.967581.680073.5720
883-5/811350.0770.091.890082.781096.995087.2855
96412417.0917.4108.2106097.3954114.31120102.91008
1044-1/413489.01075.8127.61250114.81125134.71320121.21188
1124-5/814567.01247.4142.91400128.61260153.11500137.81350
1205.015651.01432.2163.31600146.91440173.51700156.11530
1285-1/416741.01630.2193.91900174.51710204.12000183.71800
1365-5/817836.01839.2216.32120194.71908228.62240205.72016
144618937.02061.4240.82360216.72124255.12500229.62250
1606-5/8201160.02552.0285.72800257.12520306.13000275.52700

Customized diameter and length available on request · Tolerance ±5% per ISO 2307 · LDBF: Line Design Break Force per OCIMF MEG4.

DURA 24 & TOUGH 24
24-Strand

DURA 24 & TOUGH 24

24-strand braided rope: each of the 12 strands is itself a double braid. The additional strand layers provide greater flexibility, easier handling and more even load distribution — smoother handling with reduced risk of kinking or twisting.

Fibre & properties

VersionsDURA-PA 24 · DURA-PES 24 · TOUGH-MIX 24 · TOUGH-PLUS 24
Construction24-strand (12×2)
BenefitFlexible, kink-resistant handling

DURA-PA 24 & DURA-PES 24 — by diameter (columns: PA 24 / PES 24)

Dia mmDia inchCirc inchkg/100mkg/220mMBL tMBL kNLDBF tLDBF kNkg/100mkg/220mMBL tMBL kNLDBF tLDBF kN
361-1/24-1/281.0178.232.431829.328798.4216.524.524022.0216
401-5/85100.0220.038.537834.8341121.0266.230.630027.6270
441-3/45-1/2121.0266.246.045041.4406147.0323.436.736033.1324
4826144.0316.855.154049.6486175.0385.043.542639.1383
522-1/86-1/2170.0374.064.963658.4572205.0451.052.051046.8459
562-1/47197.0433.473.472066.1648238.0523.658.257052.3513
602-1/27-1/2226.0497.282.180473.8724273.0600.664.963658.4572
642-5/88257.0565.491.890082.7810311.0684.273.572066.1648
7239325.0715.0116.31140104.61026393.0864.691.890082.7810
803-1/410401.0882.2144.51416130.11274486.01069.2116.31140104.71026
883-5/811486.01069.2171.51680154.31512588.01293.6137.11344123.41210
96412578.01271.6208.22040187.31836699.01537.8161.61584145.51426
1044-1/413678.01491.6232.72280209.42052821.01806.2195.91920176.31728
1124-5/814787.01731.4274.32688246.82419952.02094.4220.42160198.41944
120515903.01986.6306.13000275.527001090.02398.0244.92400220.42160

TOUGH-MIX 24 & TOUGH-PLUS 24 — by diameter (columns: MIX 24 / PLUS 24)

Dia mmDia inchCirc inchkg/100mkg/220mMBL tMBL kNLDBF tLDBF kNkg/100mkg/220mMBL tMBL kNLDBF tLDBF kN
361-1/24-1/269.2152.229.829326.826364.1141.030.229627.5269
401-5/8585.4187.936.535732.832179.1174.036.936235.5329
441-3/45-1/2103.3227.343.742839.338597.7214.943.943039.9391
4826122.1268.651.650646.6456114.5251.951.850847.1462
522-1/86-1/2145.2319.460.158954.2531134294.860.259054.8537
562-1/47167.2367.869.468062.4612156343.269.267862.9617
602-1/27-1/2192.5423.579.177671.3698179393.878.476971.3699
642-5/88218.9481.689.587880.6790203.6447.988.386580.2786
683-3/48-1/2247.5544.5100.398390.3885230506.099.197190.1883
7239277.2609.8111.91097100.8988258567.6110.31081100.3983
803-1/410342.1752.6136.61339123.01205319701.8133.91312121.71193
883-5/811412.5907.5164.61613147.61446386849.2159.91567145.41425
96412491.71081.7194.41906174.617114591009.8188.31845171.21678
1044-1/413578.61272.9225.72211203.019895361179.2218.22138198.31944
1124-5/814665.51464.1261.12559235.523086231370.6252.52474229.52250
120515767.81689.2298.02920268.226297181579.6286.92812260.82556

Customized diameter and length available on request · Tolerance ±5% per ISO 2307 · LDBF: Line Design Break Force per OCIMF MEG4.

DURA-AR® PLUS
Extreme Heat

DURA-AR® PLUS

High-performance rope for extreme high-temperature working conditions. Fatigue- and abrasion-resistant with the ability to absorb dynamic loads for long periods — and the polyester jacket can be repaired and replaced to offer longer service lifetime.

LiftingFire-Resistant MooringWinch & CapstanFibre-Optic Cable Pulling

Fibre & properties

CoreAramid 12-strand
JacketPolyester braid (repairable)
Melting point500 °C / 260 °C
Specific gravity1.44
Breaking elongation< 3%
Water absorption4%

DURA-AR® PLUS — by diameter

Dia mmDia inchCirc inchkg/100mkg/220mMBL tonMBL kNLDBF tonLDBF kN
2013/162-1/234.676.137.236533.5328
241349.5108.953.852748.4475
281-1/83-1/267.1147.673.471966.1647
321-5/16485.6188.390.088281.0794
341-11/324-1/495.8210.895.193285.6839
361-7/164-1/2106.7234.7108.6106498.7967
381-1/24-3/4116.9257.2121.01186108.91067
401-5/85126.8279.0135.51328122.01195
441-3/45-1/2162.2356.8161.41582145.31424
4826189.4416.7185.31816166.81634
522-1/86-1/2215.0473.0213.32090192.01881
562-1/47252.9556.4245.82409221.22168
602-1/27-1/2277.1609.6262.42572236.22314
642-5/88307.4676.3291.02852261.92567
7239378.6832.9374.93674337.43307
803-1/410476.61048.5454.84457409.34011
883-5/811565.11243.2553.95428498.54885
96412689.11516.0663.26499596.95849

Customized diameter and length available on request · Tolerance ±5% per ISO 2307 · LDBF: Line Design Break Force per OCIMF MEG4.

Range

DURA® series at a glance

Match the fibre to the duty — nylon for shock, polyester for UV and wet strength, polypropylene for economy, aramid for heat.

DURA-PA<sup>®</sup> Double Braid
nylon

DURA-PA® Double Braid

30–35% elongation

Maximum shock absorption for towing and mooring.

ISO 2307
DURA-PES<sup>®</sup> Double Braid
polyester

DURA-PES® Double Braid

The weatherability leader

Excellent UV and chemical resistance, torque-free.

DURA-PA<sup>®</sup> 3/8/12
3/8/12

DURA-PA® 3/8/12

Ship towing standard

Polyamide shock absorption in three constructions.

DURA-PES<sup>®</sup> 3/8/12
3/8/12

DURA-PES® 3/8/12

Mooring-industry staple

Finest durability with very good break strength.

DURA-PP<sup>®</sup> 3/8/12
PP

DURA-PP® 3/8/12

Light and economical

Easy handling, same strength wet or dry, floats.

DURA-AR<sup>®</sup> PLUS
aramid

DURA-AR® PLUS

500 °C service

Aramid core, repairable PES jacket — extreme heat duty.

Plan with confidence

Engineering tools for this product

Use the specification above directly in our calculators.