Rislone 41812

Use When You Notice…

• Jack slowly drops under load: Leaking ram seals bleed pressure; stop-leak formula reseals them and holds the lift.
• Jack won't reach full extension height: Low or degraded hydraulic jack oil starves the cylinder — a refill with the right fluid restores full stroke.
• Visible oil seepage around the ram or fill plug: Conditioners swell and condition ageing seals, halting external leaks without dismantling the jack.
• Spongy pump handle requiring extra strokes: Air or degraded liquid reduces efficiency; fresh hydraulic and jack oil eliminates sponginess fast.
• Jack sitting unused through monsoon season: Moisture ingress degrades old fluid; replacing with Rislone protects seals in Indian heat and dust year-round.

Key Benefits

• Stops Leaks Fast: Active seal conditioners halt fluid loss within minutes of cycling the jack handle.
• Restores Rated Lift Capacity: Returns sluggish floor jacks and bottle jacks to their original lifting height and load rating.
• Climate-Resilient Formula: Stable viscosity from Rajasthan's peak summer heat to Kerala's monsoon humidity — no thinning or thickening.
• Oxidation Resistant: Outlasts generic hydraulic jack oil sold in local Indian markets, protecting seals longer between services.
• Cost-Effective Solution: A 370 ml bottle is a fraction of the hydraulic jack oil price of a replacement jack — ideal for tyre shops and roadside mechanics.
• Genuine USA-Formulated Product: Sourced and verified by naredi.in — not a duplicate, refill, or counterfeit.

The Technology Inside

Rislone 41812 is a premium mineral-oil hydraulic fluid blended to the precise ISO viscosity grade required by jack cylinders — unlike generic engine or gear oils that can cause seal swell or accelerated wear. At its core is a package of seal-conditioning agents that penetrate degraded nitrile and polyurethane ram seals, restoring their original diameter and elasticity without softening them beyond specification. An oxidation-inhibitor system suppresses acid formation inside the reservoir, which is a common cause of corrosion in Indian workshops where jacks sit for weeks between uses. The result is restored hydraulic pressure, a firmer pump stroke, and a jack that holds its height safely under load — all from a single liquid treatment.

Dosage & Coverage

Lower the jack fully, remove the fill plug, and top off or fully refill the reservoir with Rislone 41812 to the manufacturer's marked level. A single 370 ml bottle is sufficient for most standard floor jacks and bottle jacks, which typically hold 150–350 ml of fluid. For best results, bleed trapped air by cycling the jack handle several times before returning it to service; repeat the bleed cycle if the handle still feels spongy.

Compatibility

Safe to use with

• Hydraulic floor jacks (2-tonne, 3-tonne, and heavy-duty models)
• Bottle jacks used in garages, workshops, and roadside service
• Scissor jacks and hydraulic hoists suitable for hydraulic jacks, lifts, and equipment used in Indian garages and workshops
• Farm equipment and light industrial hydraulic lift cylinders using mineral jack oil

Not suitable for

• Brake fluid circuits or clutch hydraulic systems
• Power steering systems requiring ATF or synthetic PSF
• Industrial machinery specifying synthetic or fire-resistant hydraulic fluid
• Jacks with a fully broken pump mechanism or catastrophic internal seal failure

Why It Matters in India

Indian workshop jacks endure some of the harshest conditions in the world — scorching summer temperatures above 45 °C, fine road dust that works past fill plugs, and heavy commercial loads from trucks, tractors, and SUVs like the Mahindra Bolero and Tata Yodha. Cheap local hydraulic and jack oil substitutes sold in Indian markets thin out in heat and attack seals, turning a minor seep into a dangerous mid-lift failure. Rislone 41812 protects hydraulic seals in Indian heat and dust, providing a cost-effective alternative to full hydraulic fluid replacement or a brand-new jack — which matters every day at a busy tyre shop or highway breakdown service point.

How To Use

1. Lower the jack completely and place it on a flat, stable surface.
2. Remove the fill plug (rubber bung or screw cap) using a flathead screwdriver.
3. Pour Rislone 41812 into the reservoir until fluid reaches the correct fill level.
4. Replace the plug, then pump and release the handle 10–15 times to bleed air and circulate fresh fluid.

Safety Note: Never work under a vehicle supported only by a hydraulic jack. Always use axle stands after lifting. Test the jack under load before trusting it for vehicle support.

Frequently Asked Questions

Can this fix a jack that completely fails to lift anything?

If the jack builds some pressure but drops slowly or won't reach full height, Rislone 41812 will typically restore it. If the pump mechanism is mechanically broken or a major internal seal has sheared, physical repair or replacement is needed first.

How long does the stop-leak effect last?

Under regular Indian workshop use, one treatment restores reliable service for several months to over a year, depending on usage frequency and the extent of original seal wear. Topping up with Rislone at the next fluid change maintains the protection.

Is this safe for the floor jacks used in Indian tyre shops and denting-painting garages?

Yes — it is formulated for exactly this type of professional, high-cycle use. It is suitable for hydraulic jacks, lifts, and equipment used in Indian garages and workshops of all sizes.

What is the hydraulic jack oil price compared to buying a new jack?

A 370 ml bottle of Rislone 41812 on naredi.in costs a fraction of even the cheapest replacement floor jack. It is the most cost-effective first step before committing to a new purchase.

Is Cash on Delivery available, and how fast is delivery?

Yes — naredi.in offers COD across India with free shipping. Most orders reach metro cities within 3–5 business days; please check the product page for your pincode delivery estimate.

Complete Your Kit

Pair Rislone 41812 with these complementary products for a complete hydraulic system service:

• Rislone Heavy Duty Hydraulic Seal (41820): Formulated for larger commercial hydraulic systems — ideal when your workshop also services tractors, tippers, or heavy-duty lifting equipment with more severe seal wear.

Warranty & Support in India

• Warranty: 1-year warranty against manufacturing defects
• Customer Support: Monday–Saturday, 9 AM–6 PM IST. WhatsApp / Phone: +91 93112 11157 · hello@naredi.in
• Returns: 14-day return and exchange policy, COD returns accepted
• Delivery: Free delivery across India, Cash on Delivery available