SKF FSAF520X3.1/2 Split pillow-block housing (SNL / SAF / SAW)
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Product Description
SKF FSAF520X3.1/2 split pillow-block housing (snl / saf / saw). Two-part split cast-iron pillow-block bearing housing accepting a spherical roller bearing on adapter sleeve. Inch series SAF / SAW / SNL, metric SNL. Standard variants oil-lubricated (SN oil ring), grease-lubricated with regreasing groove, sealed with taconite (TSN), triple-labyrinth (TSN-D) or V-ring closures against moisture and abrasive dust. Suitable for marine deck-machinery, cement mill trunnions, paper-mill rolls.
Technical Specifications
- Type
- Split pillow-block housing (SNL / SAF / SAW)
- Designation
- SKF FSAF520X3.1/2
- HS code
- 8483.20
- Diameter of bearing seat
- 180 mm
- Centre height (pillow block)
- 114.3 mm
- Centre distance between bolt holes
- 314.325 mm
- Centre distance between bolt holes (axial direction)
- 60.325 mm
- Attachment bolt diameter
- 19.05 mm
- Housing type
- Pillow block
- Housing configuration
- Two-piece
- Mounting arrangement
- Through shaft/Shaft end
- Number of bolt holes for fasteners
- 4
- Material, housing
- Cast iron
- Bearing housing seal type
- Labyrinth
- Housing lubrication feature/possibility
- Grease/Oil
- Product net weight
- 26.5 kg
- eClass code
- 23-05-17-01
- UNSPSC code
- 31171519
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
- 8483.20
Cross References
- Cooper Split 520312
- Dodge 520312
- Rexnord 520312
- Equivalent: 520312 (Cooper Split)
- Equivalent: 520312 (Dodge)
- Equivalent: 520312 (Rexnord)
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
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Technical guides
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 FSAF520X3.1/2?
- FSAF520X3.1/2 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 FSAF520X3.1/2.
- What is the HS code for FSAF520X3.1/2?
- The customs tariff (HS) code for FSAF520X3.1/2 is 8483.20.
- Who manufactures FSAF520X3.1/2?
- FSAF520X3.1/2 is a SKF product in the Bearings & Power Transmission range.
- Is a datasheet available for FSAF520X3.1/2?
- Yes — the FSAF520X3.1/2 datasheet can be viewed and downloaded on this page.
- What is the minimum order quantity for FSAF520X3.1/2?
- The minimum order quantity is 1.
- Is FSAF520X3.1/2 available?
- Yes — FSAF520X3.1/2 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).