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Y-bearing plummer block units with a cast iron housing

Loyal bearings

Housing standard	Locking method	Bore diameter		Bearing series	Housing series	Unit series
		Metric	Inch

ISO	Eccentric locking grub screws			YAR 2.. 2F standard seals with additional flingers (fig. 1) standard grease (VT307)	SY .. M	SY .. TF
				YAR 2.. 2RF multiple seals (fig. 3) standard grease (VT307)		SY .. TR
				YARAG 2 5-lip seals (fig. 4) standard grease (VT307)		SY .. TDW
	Eccentric locking collar		–	YET 2 standard seals (fig. 5) standard grease (VT307)		SY .. FM
			–	YEL 2.. 2F standard seals with additional flingers (fig. 1) standard grease (VT307)		SY .. WF
				YELAG 2 5-lip seals (fig. 4) standard grease (VT307)		SY .. WDW
ISO¹⁾	Eccentric locking grub screws	–		YAR 2.. 2F(/AH) standard seals with additional flingers (fig. 1) standard grease (VT307)	SY .. U²⁾	SY .. TF(/AH)
		–		YAR 2.. 2F standard seals with additional flingers (fig. 1) standard grease (VT307)	SY .. U²⁾	SYM .. TF
		–			SYH .. U²⁾	SYH .. TF
				YAR 2..2FW/VA201 Insert bearings for high temperature applications	SY .. U/VA228²⁾	SY .. TF/VA201
				YAR 2..2FW/VA228 Insert bearings for high temperature applications	SY .. U/VA228²⁾	SY .. TF/VA228
	Eccentric locking collar	–		YET 2 standard seals (fig. 5) standard grease (VT307)	SY .. U²⁾	SY .. FM
		–		YEL 2.. 2F standard seals with additional flingers (fig. 1) standard grease (VT307)	SY .. U²⁾	SY .. WF
		–		YET 2 standard seals (fig. 5) standard grease (VT307)	SYH .. U²⁾	SYH .. FM
		–		YEL 2.. 2F standard seals with additional flingers (fig. 1) standard grease (VT307)	SYH .. U²⁾	SYH .. WF
JIS	Eccentric locking grub screws			YAR 2.. 2F standard seals with additional flingers (fig. 1) standard grease (VT307)	SYJ	SYJ .. TF
Not standardized		–			SYM .. U²⁾	SYM .. TF
			–		SYF	SYF .. TF
			–		SYFJ	SYFJ .. TF
	Eccentric locking collar		–	YET 2 standard seals (fig. 5) standard grease (VT307)	SYF	SYF .. FM
ISO	Concentric locking SKF ConCentra		–	YSP 2.. 2F standard seals with additional flingers (fig. 1) standard grease (VT307)	SY .. M	SY .. LF
ISO				YSPAG 2 5-lip seals (fig. 4) standard grease (VT307)	SY .. M	SY .. LDW
ISO¹⁾		–		YSP 2.. 2F/AH standard seals with additional flingers (fig. 1) standard grease (VT307)	SY .. U²⁾	SY .. LF/AH
JIS	Concentric locking adapter sleeve		–	YSA 2.. 2FK standard seals with additional flingers (fig. 1) standard grease (VT307)	SYJ	SYJ .. KF³⁾

1)
For exceptions, refer to Ball bearing unit data.
2)
Housings not available as separate products.
3)
Adapter sleeves must be ordered separately.

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