Harken Jib Furler MKIV Unit 4
MKIV furling systems are strong, lightweight and aerodynamic, with the performance and features Harken® is known for. Longevity, ease of use, and simplicity of installation are crucial components of the design sailing adventure.
Clic to go to the desired section
- Drum Cover Assembly
- Drum Guard Assembly
- Drum Screws
- Hub Assembly
- Rod Adapter Stud
- Eye/Jaw Toggle
- Foils, Swivel & Connectors
- Extra Tools
- Additional Accessories
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Drum Cover Assembly
Note: Click on your preferred part no. or scroll down to purchase. If it's a Special Order item, click on the part number and request it through the Contact Us form. A customer care agent will follow up shortly.
| Exploded View | Part N° | Description | Quantity |
|---|---|---|---|
|
H-38819 | Top Cover | 2 |
| HFS1091 | ↳ Top Cover Screw | 2 | |
| H-38820 | Bottom Flange | 2 | |
| HFS1091 | ↳ Bottom Flange Screw | 2 |
Drum Guard Assembly
Note: Click on your preferred part number or scroll down to purchase. If it's a Special Order item, click on the part number and request it through the Contact Us form. A customer care agent will follow up shortly.
| Exploded View | Part N° | Description | Quantity |
|---|---|---|---|
|
H-38212 | Guard | 2 |
| HFS1110 | ↳ Guard Screw (FST-M12X1.75X70MM SHCS) | 2 |
Drum Torque Tube
Note: Click on your preferred part number or scroll down to purchase. If it's a Special Order item, click on the part number and request it through the Contact Us form. A customer care agent will follow up shortly.
| Exploded View | Part N° | Description | Quantity |
|---|---|---|---|
|
H-45498 |
Clamp Special Order |
1 |
| HFS1107 | ↳ Clamp Screw (FST-M8X1.25X25MM SHCS A4 SS) | 4 |
Hub Assembly
Note: Click on your preferred part number or scroll down to purchase. If it's a Special Order item, click on the part number and request it through the Contact Us form. A customer care agent will follow up shortly.
| Exploded View | Part N° | Description | Quantity |
|---|---|---|---|
|
7414.10BASE |
Hub Assembly Special Order |
1 |
| H-38168 | ↳ Ball Plugs | 5 | |
| MP-128 | ↳ Torlon Ball Bearing (1/2") Special Order |
25 | |
| MP-116 | ↳ Delrin Ball Bearing (1/2") Special Order |
97 |
Rod Adapter Stud (sold separately)
Note: Click on your preferred part number or scroll down to purchase. If it's a Special Order item, click on the part number and request it through the Contact Us form. A customer care agent will follow up shortly.
| Exploded View | Image Ref. | Part N° | Description | Quantity |
|---|---|---|---|---|
|
||||
| - | 7427-30 |
Rod Adapter Stud w/Nosepiece (-30) Special Order |
1 | |
| 1 | H-41814 | ↳ Stud (Main Body) Special Order |
1 | |
| 2 | H-41813 | ↳ Nosepiece (-30) Special Order |
1 | |
| - | 7428-40 | Rod Adapter Stud w/Nosepiece (-40) | 1 | |
| 1 | H-47146 | ↳ Stud (Main Body) Special Order |
1 | |
| 2 | H-47131 | ↳ Nosepiece (-40) Special Order |
1 | |
| - | 7429-48 | Rod Adapter Stud w/Nosepiece (-48) | 1 | |
| 1 | H-47147 | ↳ Stud (Main Body) Special Order |
1 | |
| 2 | H-47132 | ↳ Nosepiece (-48) Special Order |
1 | |
| 3 | HFG319 | ↳ Cotter Pin (3/32" x 1.750") Special Order |
2 |
Eye/Jaw Toggle (sold separately)
Note: Click on your preferred part number or scroll down to purchase. If it's a Special Order item, click on the part number and request it through the Contact Us form. A customer care agent will follow up shortly.
| Exploded View | Diagram Ref. | Part N° | Description | Quantity |
|---|---|---|---|---|
|
||||
| - | 7414.20 7/8 | Jaw/Jaw Toggle with Short Link Plates | 1 | |
| 1 | H-42562 | ↳ Toggle Special Order |
1 | |
| 2 | H-45449 | ↳ Plates Special Order |
2 | |
| 3 | H-45439 | ↳ Crosspin Special Order |
1 | |
| 4 | H-42404 | ↳ Clevis pin (7/8" X 1.958" 302SS) Special Order |
1 | |
| 5 | H-46403 | ↳ Isolator Special Order |
2 | |
| 6 | HFS203 | ↳ Cotter pin (5/32" X 1.250 18-8) | 2 | |
| 7 | HFS1122 | ↳ Nylon locking nut Special Order |
2 | |
| 8 | HFS1177 | ↳ SH cap screw (FST-M12X1.75X20MM SHCS A4 SS) Special Order |
4 | |
| - | 7414.20 1 | Jaw/Jaw Toggle with Short Link Plates | 1 | |
| 1 | H-45427 | ↳ Toggle Special Order |
1 | |
| 2 | H-45449 | ↳ Plates Special Order |
2 | |
| 3 | H-45440 | ↳ Crosspin Special Order |
1 | |
| 4 | H-45435 | ↳ Clevis pin (1" X 2.231" A4 SS) Special Order |
1 | |
| 5 | H-46403 | ↳ Isolator Special Order |
2 | |
| 6 | HFG743 | ↳ Cotter pin (3/16" X 2 SS 316) | 2 | |
| 7 | HFS1122 | ↳ Nylon locking nut Special Order |
2 | |
| 8 | HFS1177 | ↳ Socket head cap screw Special Order |
4 | |
| - | 7414.20 1 1/8 | Jaw/Jaw Toggle with Short Link Plates | 1 | |
| 1 | H-45428 | ↳ Toggle Special Order |
1 | |
| 2 | H-45449 | ↳ Plates Special Order |
2 | |
| 3 | H-45441 | ↳ Crosspin Special Order |
1 | |
| 4 | H-45436 | ↳ Clevis pin (1.125" X 2.526" A4 SS) Special Order |
1 | |
| 5 | H-46403 | ↳ Isolator Special Order |
2 | |
| 6 | HFG743 | ↳ Cotter pin (3/16" X 2 SS 316) | 2 | |
| 7 | HFS1122 | ↳ Nylon Locking Nut Special Order |
2 | |
| 8 | HFS1177 | ↳ Socket head cap screw Special Order |
4 |
Foils, Swivel & Connectors
Note: Click on your preferred part no. or scroll down to purchase. If it's a Special Order item, click on the part number and request it through the Contact Us form. A customer care agent will follow up shortly.
| Exploded View | Part N° | Description | Quantity |
|---|---|---|---|
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|||
| HFG949 | Trim Cap Set w/o Screws | 1 | |
| HFG672 | Trim Cap Screw Set | 1 | |
| HFS1127 | ↳ Trim Cap Screw | 2 | |
| H-45788 | Halyard Swivel | 1 | |
| H-46469 | ↳ Clip/Smalley Ring for Balls Special Order |
1 | |
| HCP1292 | ↳ Clip/Smalley Ring for Liners Special Order |
1 | |
| MP-128 | ↳ Torlon Ball Bearings (1/2") Special Order |
100 | |
| 7414.1/2FOILSET.BLK |
Foil Set, Less Bottom Foil - Standard Special Order |
2 | |
| 7414.30.BLACK | ↳ Foil (7' / 2.13 m Luff) - Standard Special Order |
10 | |
| 7414.33.BLACK | ↳ Foil (2' / 610 mm Bottom - Standard) Special Order |
1 | |
| HFG948 | Foil Screw Set | 1 | |
| HFS1176 | ↳ Foil Screw | 48 | |
| 7414.31 |
Connector Kit Special Order |
1 | |
| - | ↳ Connector (272 mm / 10.7") Special Order |
1 | |
| 7414.32 | Bottom Connector Kit | 1 | |
| HFG946 | Connector Bushing Set | 1 | |
| HFG947 | Plastic Connector Wedge Set | 1 | |
| H-45482 | Feeder with Screw and Tab | 1 | |
| H-45480 | ↳ Feeder Tab Special Order |
1 | |
| HFS1175 | ↳ Screw Special Order |
1 |
Extra Tools
Note: Click on your preferred part no. or scroll down to purchase. If it's a Special Order item, click on the part number and request it through the Contact Us form. A customer care agent will follow up shortly.
| Exploded View | Part N° | Description | Quantity |
|---|---|---|---|
![]() |
|||
| 4673 |
Instruction Manual Special Order |
1 | |
| 833 |
Blue Loctite Adhesive Special Order |
1 | |
| HFG739 |
Red Loctite Adhesive Special Order |
2 | |
| HFG725 |
5200 Adhesive Set Special Order |
1 | |
| HFG722 | ↳ 5200 Marine Adhesive Sealant Special Order |
1 | |
| HFG200 | ↳ Injector #1 Special Order |
1 | |
| HFG201 | ↳ Injector #2 Special Order |
1 | |
| 947 | Prefeeder | 1 |
Additional Accessories
Note: Click on your preferred part no. or scroll down to purchase. If it's a Special Order item, click on the part number and request it through the Contact Us form. A customer care agent will follow up shortly.
| Exploded View | Part N° | Description | Quantity |
|---|---|---|---|
![]() |
|||
| HFG644 | ↳ M6 Hex Key Special Order |
1 | |
| HFG643 | ↳ M5 Hex Key Special Order |
1 |
MAURIPRO, your source for all Harken's Furlers Spares!
Harken
Harken Cotter Pin (5/32" x 1.25") for Unit 2 ESP Furlers (HFS203)
HARHFS203
$0.80 USDList Price: $0.92 USDUnit price /UnavailableHarken
Harken Drum Guard Screw (M12 x 70mm) for MKIV Unit 4 Furlers (HFS1110)
HARHFS1110
$10.39 USDList Price: $11.85 USDUnit price /UnavailableHarken
Harken Extrusion Screw (Unit) for MKIV Unit 4 Furlers (HFS1176)
HARHFS1176
$1.15 USDUnit price /UnavailableHarken
Harken Extrusion Trim Cap Screw (Unit) for MKIV & MKIV Underdeck Unit 2 / Unit 3 Furlers (HFS1127)
HARHFS1127
$0.32 USDList Price: $0.38 USDUnit price /Unavailable


