SKF HN4 Bearing mounting / dismounting tool
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Product Description
SKF HN4 bearing mounting / dismounting tool. Precision fitting tool — impact ring set (TMFT), induction heater (TIH), oil-injection dismounting kit (TMOF), hydraulic pull-up nut (HMV), or three-arm mechanical puller (TMMR / TMMD) — used to mount and dismount rolling bearings without damage.
Technical Specifications
- Type
- Bearing mounting / dismounting tool
- Designation
- SKF HN4
- HS code
- 8205.59
- Nose width (Nₖ)
- 4 mm
- Nose height (Nₕ)
- 2 mm
- Thickness (n)
- 4 mm
- Length (L)
- 137 mm
- Working length (l)
- 120 mm
- Height (H)
- 21 mm
- Recommended applications
- For applications that require tightening/loosening a wide variety of lock nuts on shafts, adapter sleeves, and withdrawal sleeves.
- Series
- Hook spanner, standard, HN
- Allows bearing mounting
- Yes, angle method or with clearance reduction measurement
- Size according DIN 1810
- 30 to 32 mm
- Fits on lock nuts inside SKF split pillow block housings (SNL)
- No
- Suitable SKF Locknut
- KM 4, KMFE 4, KMK 4, KMT 1, KMT 2, N 04
- Material
- Medium carbon steel, hardened and tempered
- Material handle
- Durable soft plastic
- Coating
- Black phosphated
- Colour
- Black, with red handle
- Part of a kit
- Yes, HN 4-16/SET
- Country of Manufacturing (COM code)
- 35 - Slovenia
- Product net weight
- 0.04 kg
- eClass code
- 23-05-19-01
- UNSPSC code
- 27111712
Standards & Compliance
- Standard
- SKF designation convention
- Material
- As declared by SKF designation suffix
- Temperature Range
- Per SKF product data
- HS Code
- 8205.59
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 HN4?
- HN4 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 HN4.
- What is the HS code for HN4?
- The customs tariff (HS) code for HN4 is 8205.59.
- Who manufactures HN4?
- HN4 is a SKF product in the Tools & Workshop Consumables range.
- Is a datasheet available for HN4?
- Yes — the HN4 datasheet can be viewed and downloaded on this page.
- What is the minimum order quantity for HN4?
- The minimum order quantity is 1.
- Is HN4 available?
- Yes — HN4 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).