EP-SSRV040 Stainless Steel Worm Gearbox

EP-SSRV040 stainless steel worm gear reducer — 304 precision-cast housing, electrolytically polished, 12-2 tin-bronze worm wheel, fully synthetic oil. Speed ratios 7.5–100:1. Compact size-40 SSRV; suitable for small motors 63–71 frame (0.06–0.18 kW range). NMRV-compatible dimensions. CE & ISO 9001. Ideal for food, pharma & chemical hygiene drives.

Deskripsi

EP-SSRV040 — Stainless Steel Worm Gear Reducer Overview

Compact hygienic drive solutions demand a gearbox that combines corrosion resistance with the dimensional footprint engineers rely on for NMRV-equivalent installations. The EP-SSRV040 Stainless Steel Worm Gear Reducer delivers precisely that: a precision-cast 304 stainless steel housing — electrolytically polished on all surfaces — mounted on the smallest size-40 platform in the SSRV range. Compared with the larger SSRV050–090 models, the SSRV040 targets fractional-horsepower applications (0.06–0.18 kW), making it the preferred choice for pharmaceutical packaging lines, laboratory automation equipment, and miniature food-processing conveyors where space is constrained and sanitation is non-negotiable.

EP-SSRV040 stainless steel worm gear reducer
EP-SSRV040 stainless worm reducer side view

Technical Specifications — EP-SSRV040

EP-SSRV040 dimension drawing

Motor Flange Mounting Dimensions

PAM-IEC N(H8) M P b1 t1 N(FB) Ratio 7.5–60 N(FB) Ratio 80–100 D(H7) b t
71B5 110 130 160 5 16.3 14/14/14/14/14/14/14 –/–/–/– 18 6 20.5
71B14 70 85 105 5 16.3 14/14/14/14/14/14/14 –/–/–/– 18 6 20.5
63B5 95 115 140 4 12.8 11/11/11/11/11/11/11 11/11/11/11 18 6 20.5
63B14 60 75 90 4 12.8 11/11/11/11/11/11/11 11/11/11/11 18 6 20.5
56B5 80 100 120 3 10.4 9/9/9/9 18 6 20.5

* Non-standard product, order on request.

304 SS Output Shaft Dimensions

EP-SSRV040 304 stainless steel output shafts DS and SS

d (mm) B B1 G1 L L1 f (thread) b1 t1
Ø18 mm 40 43 78 128 164 M6×17 6 20.5

304 SS Torque Arm Dimensions

EP-SSRV040 304 stainless steel torque arm dimensions

K1 (mm) G (mm) KG (mm) KH (mm) R (mm) B (mm)
100 14 31.5 10 18 4

Output Flange Dimensions (..F Option)

EP-SSRV040 304 stainless output flange dimension

α1 KA (mm) KB (mm) KC (mm) KD (mm) KM (mm) KN (mm) KO (qty) KP (mm) KQ (mm)
45° 67 7 4 31.5 75 60 9 110 95

Core Features & Benefits

304 SS Housing — Full Electropolished Finish

Every exterior surface is electrolytically polished to Ra ≤ 0.8 µm, eliminating crevices where bacteria can harbour. Meets EHEDG and 3-A hygienic design principles without additional coating.

Drop-In NMRV Replacement — No Re-Drilling Required

Mounting holes, output-shaft position, and input-flange bolt circles are dimensionally identical to the NMRV040 standard, allowing direct substitution in existing machine designs without modifying the frame.

12-2 Tin-Bronze Worm Wheel — Self-Lubricating Mesh

The ZCuSn12-2 (12-2 tin bronze) wheel combined with a fully synthetic worm gear oil delivers 70–92% efficiency at low ratios and reliable self-locking behaviour at ratios ≥ 30:1.

Multi-Directional Installation — 4 Mounting Positions

The symmetric housing accepts horizontal, vertical-up, vertical-down, and wall-mount orientations without oil-level adjustment, simplifying machine-line integration.

304 SS Output Shafts & Torque Arm (Optional Accessories)

Both DS (double-output) and SS (single-output) 304 stainless shafts are available, along with a stainless torque arm for shaft-mount applications — keeping every wetted component in the same material family.

304 stainless worm gear and shaft precision machining

Industry Applications & Typical Use Cases

🍷

Pharmaceutical Packaging

Blister-pack conveyors, tablet feeders, and vial-capping machines demand IP69K-washdown-ready drives. The SSRV040 tolerates repeated steam cleaning without housing degradation.

🔬

Laboratory Automation

Pipetting robots and sample-handling systems rely on the SSRV040’s low-noise worm mesh and precise speed ratios from 7.5 to 100:1 for repeatable positioning.

🍕

Food-Grade Micro Conveyors

Single-lane portion conveyors in bakeries and confectioneries benefit from the SSRV040’s compact 78×73 mm output-face footprint and full stainless wetted surfaces.

Beverage Filling Lines

Filling-carousel index drives in bottled-water plants specify the SSRV040 for its NSF-compatible materials and multi-position installation flexibility.

🔧

Clean-Room Robotics

Class ISO-7 assembly cells integrate the SSRV040 because the electropolished housing resists particulate adhesion and withstands IPA wipe-down protocols.

Selection Guide, FAQ & Customer Reviews

How to Select the Right SSRV Model

1. Determine required output torque (Nm) from your load and duty cycle. 2. Calculate required ratio = motor speed (rpm) ÷ required output speed (rpm). 3. Check the selection table — locate the row matching your motor power and ratio; confirm the listed radial force (fs) does not exceed your shaft load. 4. Verify motor flange — match your motor frame (56–112) to the available PAM-IEC flange options for EP-SSRV040. 5. Specify accessories — DS/SS shaft, torque arm, or ..F flange option as needed.

Certifications & Quality Standards

CE Marking
ISO 9001
FDA 21 CFR 177
EHEDG Compatible
3-A Sanitary Standard

❓ Frequently Asked Questions

▼ Is the EP-SSRV040 dimensionally interchangeable with standard NMRV040 reducers?
Yes. The EP-SSRV040 shares the same mounting-hole pattern, output-shaft centreline, and IEC input-flange bolt circles as the NMRV040 standard. Engineers can retrofit existing NMRV040 installations without frame modifications. Verify shaft diameter (Ø18 mm) and key dimensions before ordering optional stainless output shafts.
▼ What speed ratios are available for the SSRV040?
The EP-SSRV040 is catalogued in ratios 7.5, 10, 15, 20, 25, 30, 40, 50, 60, 80, and 100:1. All ratios share the same housing casting; only the worm-gear pair changes. For applications requiring ratios beyond 100:1, two SSRV units can be tandem-mounted.
▼ Which IEC motor frames are compatible with the SSRV040 input flange?
The SSRV040 accepts 71B5, 71B14, 63B5, 63B14, and 56B5 PAM-IEC flanges. Input shaft bore (N(H8)) ranges from 3 to 5 mm depending on flange size. The 56B5 adapter (b1=3 mm) covers fractional-horsepower motors down to 0.04 kW.
▼ Can the SSRV040 be used in CIP (clean-in-place) wash-down environments?
Yes. The 304 stainless housing and electropolished surfaces are resistant to standard CIP chemicals including dilute NaOH (2%), nitric acid (1.5%), and peracetic acid solutions at up to 80 °C. Seals are Viton-grade; confirm chemical compatibility for non-standard cleaning agents.
▼ What is the standard lubrication for the EP-SSRV040?
The gearbox is factory-filled with fully synthetic ISO VG 150 worm gear oil (food-grade H1 oil available on request). Oil change is recommended after the first 500 hours of operation and every 2,000 hours thereafter. Do not mix mineral and synthetic oils.
▼ Does the SSRV040 have a self-locking feature?
Self-locking (back-drive prevention) occurs naturally at worm ratios ≥ 30:1 due to the lead angle of the worm thread. At ratios 7.5–25:1 the gearbox is not reliably self-locking; an external brake should be used for vertical load-holding applications.

⭐ Customer Reviews

★★★★★

“We retrofitted 12 NMRV040 units on our bottling carousel with EP-SSRV040s. Bolt-on swap — no frame work. Six months later, zero corrosion in our chlorine washdown environment. Torque delivery is noticeably smoother than the aluminium units we replaced.”

Hamish Lawson — Beverage Equipment Pty Ltd
Australia 🇦🇺

★★★★★

“The SSRV040 is now our standard for all blister-line conveyors. The electropolished finish passes our FDA audit walk-through without comment. Delivery and documentation quality from Ever-power were both first-class.”

Stefan Müller — Pharma Packaging GmbH
Germany 🇩🇪

★★★★☆

“Installed on ISO Class 7 assembly robots. The compact size-40 body fits inside our machine envelope where no aluminium gearbox could handle the washdown. Minor suggestion: pre-drilled torque-arm holes would save assembly time.”

Priya Nair — Cleanroom Automation Ltd
India 🇮🇳

🔗 Related Products & Accessories

⚙ Compatible IEC Motors

Single-phase and three-phase B5/B14 stainless IEC motors in 63–100/112 frames. Direct bolt-on to EP-SSRV040 input flange — no adaptor required.

🔧 304 SS Output Shafts (DS & SS)304 stainless SSRV output shafts double and single

Ø18 mm 304 stainless DS (double) and SS (single) output shafts. Full dimensions: d=18, B=40, L=128 mm.

🔧 304 SS Torque Arm304 stainless SSRV torque arm accessory

304 SS torque arm for shaft-mount configurations. K1=100 mm, KG=31.5 mm.

▶ Output Flange (..F Option)

304 SS output flange for direct vessel or shaft coupling. KM=75 mm PCD, 9 bolt positions.

🔧 Dust & Splash Protective Cover

304 SS input-shaft protective cover available for applications where IP55 is insufficient. Upgrades shaft entry to IPX6 standard.

🏭 Our Manufacturing Facility

Ever-power stainless worm gearbox factory
Ever-power precision worm reducer production
Ever-power worm gearbox manufacturing quality control

✉ Get a Quote for EP-SSRV040

Ready to upgrade to full stainless hygiene? Contact our engineering team for sizing assistance or request a sample EP-SSRV040.

✓ OEM & Distributor enquiries welcome  |  ✓ Custom ratios available  |  ✓ Full stainless motor-gearbox assemblies