
SKF S1S-30X40X7 Hydraulic rod seal / buffer seal
Pricing
Request a quote
We reply within 24 hours
Product Description
SKF S1S-30X40X7 hydraulic rod seal / buffer seal. Hydraulic cylinder rod-side sealing element — primary rod seal (PU / thermoplastic polyurethane, filled PTFE, elastomer) or upstream buffer seal absorbing pressure spikes. Rated to 400-700 bar depending on execution. Groove per ISO 5597 / ISO 7425-2. Suitable for deck cranes, hatch covers, steering gear, hydraulic winches.
Technical Specifications
- Type
- Hydraulic rod seal / buffer seal
- Designation
- SKF S1S-30X40X7
- HS code
- 4016.93
- Rod diameter
- 30 mm
- Housing groove diameter
- 40 mm
- Housing groove width
- 7 mm
- Pressure limit, maximum
- 40 N/mm²
- Design
- S1S
- Primary sealing element
- ECOPUR
- Unit system
- Metric
- Product net weight
- 0.0038 kg
- eClass code
- 23-07-01-90
- UNSPSC code
- 31181602
Standards & Compliance
- Standard
- SKF designation convention (see description for governing ISO / DIN)
- Material
- As declared by SKF designation suffix
- Temperature Range
- Per SKF product data
- HS Code
- 4016.93
Cross References
- Trelleborg 130407
- Parker 130407
- Freudenberg 130407
- Hallite 130407
- Equivalent: 130407 (Trelleborg)
- Equivalent: 130407 (Parker)
- Equivalent: 130407 (Freudenberg)
- Equivalent: 130407 (Hallite)
Compatibility & Fitment
Interchange with peer OEM equivalents on identical boundary plan and execution — confirm cage, clearance, sealing and precision-class suffix before substitution.
Product Documentation
More from SKF

SKF
SKF KDN.ND120XP0 Thin-section ball bearing (Reali-Slim)

SKF
SKF OR83.0X3.0-N70 O-ring / back-up ring

SKF
SKF WAT125-11500-3992-E8D Hydraulic guide ring / wear ring / bearing strip

SKF
SKF PHG202-XL-037 Timing belt (synchronous drive belt)

SKF
SKF PHGB71X3 V-belt (wedge belt)

SKF
SKF PHP4SPB475TB V-belt pulley (sheave)

SKF
SKF PHP96H075TB Timing belt pulley (synchronous sprocket)

SKF
SKF PHS12B-1TB72 Metric roller-chain sprocket (ISO / DIN 8187)
Technical guides
- Hydraulic Seal Size Finder — Rod Seals, Buffer Seals, Piston Seals, Wipers and Guide Rings by Rod / Bore and Groove Dimensions (SKF)
- SKF 81xxx Cylindrical Roller Thrust Bearing — Dimensions, Load Ratings & Interchange (81102 to 81140)
- SKF Deep Groove Ball Bearing Reference — 6000 / 6200 / 6300 / 6400 Series (Dimensions, Load Ratings, Interchange to FAG NSK NTN Timken)
Catalogue entry last verified: 2026-08-13. A manufacturer datasheet is attached to this entry — confirm application-critical values against it.
Frequently asked questions
- Where can I buy S1S-30X40X7?
- S1S-30X40X7 can be ordered from cballast.com as a SKF catalogue item: request a quotation on this page or email sales@cballast.com, and the order ships worldwide.
- What is the manufacturer part number for this SKF product?
- The manufacturer part number is S1S-30X40X7.
- What is the HS code for S1S-30X40X7?
- The customs tariff (HS) code for S1S-30X40X7 is 4016.93.
- Who manufactures S1S-30X40X7?
- S1S-30X40X7 is a SKF product in the Seals & Gaskets range.
- Is a datasheet available for S1S-30X40X7?
- Yes — the S1S-30X40X7 datasheet can be viewed and downloaded on this page.
- What is the minimum order quantity for S1S-30X40X7?
- The minimum order quantity is 1.
- Is S1S-30X40X7 available?
- Yes — S1S-30X40X7 is available to order: fulfilment is from supplier stock in cBallast's European network, dispatched directly from the warehouse to the customer, with the exact lead time stated in the quotation (reply within 24 hours).
