Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RONSTAN Upright-Mount Pulley Block, 830 lb WLL, Nylon Sheave, 316 SS Housing - Upright-Mount Pulley Blocks
RONSTANUpright-Mount Pulley Blocks

RONSTAN Upright-Mount Pulley Block, 830 lb WLL, Nylon Sheave, 316 SS Housing

The RONSTAN Pulley Block (MPN RF31712) is an upright-mount pulley block designed for pulling operations. It features a nylon sheave and a 316 stainless steel housing, with a working load limit of 830 lb.

SKU 3G-OTH-334866

Also listed as: RF 31712 · RF-31712

Brand
RONSTAN
Item
Upright-Mount Pulley Block, 830 lb WLL, Nylon Sheave, 316 SS Housing
Part Number
RF31712
Category
Upright-Mount Pulley Blocks
Available to Order
Also known as:RF31712RONSTAN
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

RONSTAN
Manufacturer Part Number
RF31712
Type
Mounted, Upright Mount, Pulling
Operation
Pulling
Sheave Material
Nylon
Housing Material
316 Stainless Steel
Working Load Limit
830 lb

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

RONSTAN Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The RONSTAN Pulley Block (MPN RF31712) is an upright-mount pulley block designed for pulling operations. It features a nylon sheave and a 316 stainless steel housing, with a working load limit of 830 lb.

Frequently Asked Questions

What is the RONSTAN Pulley Block RF31712 used for?

The RONSTAN Pulley Block RF31712 is used for pulling operations in marine, industrial, and rigging applications. Its upright mount design and 316 stainless steel housing make it suitable for corrosive environments, while the nylon sheave provides smooth, low-friction line handling.

What are the specifications of the RONSTAN Pulley Block RF31712?

The RONSTAN Pulley Block RF31712 has a working load limit of 830 lb, a nylon sheave, and a 316 stainless steel housing. It is designed for pulling operations with an upright mount configuration. The manufacturer part number is RF31712.

Where to buy the RONSTAN Pulley Block RF31712 worldwide?

3G Electric supplies the RONSTAN Pulley Block RF31712 to customers worldwide. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and a quote for your region.

How to install the RONSTAN Pulley Block RF31712?

Mount the RONSTAN Pulley Block RF31712 securely to a fixed structure using the upright mount holes. Ensure the load does not exceed the 830 lb working load limit. Route the line over the nylon sheave and verify free rotation before operation. Follow standard rigging safety practices.

Used in

Common applications for RONSTAN
Marine rigging — RONSTAN chain shackles (MPN RF1851) for securing lines on docks or vessels
Industrial lifting — RONSTAN anchor shackles (MPN RF633) for hoisting equipment in factories
Pulling operations — RONSTAN fixed-eye pulley blocks (MPN RF51101) for redirecting ropes in winch systems
Rope termination — RONSTAN wire rope clip and thimble kits (MPN ID003404-04) for creating eye loops on cables
Overhead rigging — RONSTAN upright-mount pulley blocks (MPN RF51712) for guiding ropes in conveyor systems
Light-duty sheave applications — RONSTAN rope sheaves (MPN RF1751) for tensioning lines in agricultural equipment
Not sure this is the right part? Photo-identify it

RONSTAN Products

3G Electric supplies RONSTAN upright-mount pulley blocks. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

More from RONSTAN

View all RONSTAN parts
This swivel upright-mount pulley block is designed for pulling operations. It features a nylon sheave and a 316 stainless steel housing, with a working load limit of 1,760 lb. Suitable for directional line control in rigging and industrial pulling setups
RONSTAN
This swivel upright-mount pulley block is designed for pulling operations. It features a nylon sheave and a 316 stainless steel housing, with a working load limit of 1,760 lb. Suitable for directional line control in rigging and industrial pulling setups

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first