• SKF TMFN Impact Spanners (TMFN 23-30 to TMFN 600-750)
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SKF TMFN Impact Spanners (TMFN 23-30 to TMFN 600-750)

SKF TMFN Impact Spanners (TMFN 23-30 to TMFN 600-750)

SKF TMFN impact spanners are used with a hammer to safely tighten and loosen a wide selection of larger lock nuts on shafts and adapter sleeves.

Key features

  • Designed for tightening and loosening larger lock nuts
  • Not intended for driving bearings up a tapered seating
  • Special wide impact face applies impact effectively to the nut
  • Helps avoid shaft and nut damage
  • Used in combination with a hammer

Specifications

Use With hammer
Source SKF Maintenance and Lubrication Products, p. 18
TMFN 23-30 d: 148 mm | f: 11.5 mm | h: 4.4 mm | KM nuts: 23-31 | N nuts: N022-N032
TMFN 30-40 d: 193 mm | f: 13.5 mm | h: 5.3 mm | KM nuts: 32-40 | N nuts: N034-N040
TMFN 40-52 d: 248 mm | f: 16 mm | h: 6.5 mm | HM nuts: 3044-3052 | N nuts: N044-N052
TMFN 52-64 d: 316 mm | f: 19 mm | h: 8.5 mm | HM nuts: 3056-3064 | N nuts: N056-N064
TMFN 64-80 d: 396 mm | f: 23 mm | h: 11 mm | HM nuts: 3068-3084 | N nuts: N068-N084
TMFN 80-500 d: 516 mm | f: 28 mm | h: 13 mm | HM nuts: 3088-3096, 30/500 | N nuts: N088-N096, N500
TMFN 500-600 d: 626 mm | f: 36 mm | h: 16 mm | HM nuts: 30/530-30/630 | N nuts: N530-N630
TMFN 600-750 d: 746 mm | f: 40 mm | h: 19 mm | HM nuts: 30/670-30/800 | N nuts: N670-N800
Mounting & Dismounting ToolsSKF
8 product codes available in this family
Sourced direct from KoreaExport-ready supplyCompetitive pricing
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SKF TMFN Impact Spanners (TMFN 23-30 to TMFN 600-750)

Brand SKF·Mounting & Dismounting Tools

Available part numbers (8)

TMFN 23-30, TMFN 30-40, TMFN 40-52, TMFN 52-64, TMFN 64-80, TMFN 80-500, TMFN 500-600, TMFN 600-750

How to order

Send the SKF part numbers and quantities through our RFQ form or to info@prosourcemro.com. We confirm price, availability and lead time within 1 business day — no account needed.

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Product codes & specifications
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Product codeSpec
TMFN 23-30d: 148 mm | f: 11.5 mm | h: 4.4 mm | KM nuts: 23-31 | N nuts: N022-N032
TMFN 30-40d: 193 mm | f: 13.5 mm | h: 5.3 mm | KM nuts: 32-40 | N nuts: N034-N040
TMFN 40-52d: 248 mm | f: 16 mm | h: 6.5 mm | HM nuts: 3044-3052 | N nuts: N044-N052
TMFN 52-64d: 316 mm | f: 19 mm | h: 8.5 mm | HM nuts: 3056-3064 | N nuts: N056-N064
TMFN 64-80d: 396 mm | f: 23 mm | h: 11 mm | HM nuts: 3068-3084 | N nuts: N068-N084
TMFN 80-500d: 516 mm | f: 28 mm | h: 13 mm | HM nuts: 3088-3096, 30/500 | N nuts: N088-N096, N500
TMFN 500-600d: 626 mm | f: 36 mm | h: 16 mm | HM nuts: 30/530-30/630 | N nuts: N530-N630
TMFN 600-750d: 746 mm | f: 40 mm | h: 19 mm | HM nuts: 30/670-30/800 | N nuts: N670-N800

Need a different model, or a part not listed here? Send us your parts list →

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