British Standard Size O-rings Seals Viton Rubber BS309-BS395

Viton® O Rings have a low compression set and have high temperature and chemical resistance. More expensive then NBR O Rings . Temperature Range -20ºC to +200ºC (avoid prolonged use at higher extreams)

The terms FPM, FKM and Viton® very often cause confusion and lead to incorrect interpretations. All of these designations actually stand for one single base material:fluoro rubber.

Suitable for: chlorimated solvents, synthetic lubricants, diesel fuel, petroleum oils and most hydrocarbons Generally atacked by: Hydrogen sulphide, furfaral, formaldehyd methanol ketone, potassium hydroxide

Material Specification (Viton)		Testing Parameters
Hardness	75° Shore 'A'	DIN 53505
Tensile Strength	12.2 N/mm²	DIN 53504
Elongation At Break	200%	DIN 53504
Low Temperature Brittleness	-23°C	ASTM D 746
Compression Set	7.3%	DIN 53517B

Download Datasheet

 

To assist o-ring installation also see our Silicone Grease

 

Article No.	Size ID x C⁄S (mm)	Number of Items	Quantity	Add To Cart +VAT
		1-50  51-100  101-500  501+
BS309V75	10.46 x 5.33	£0.22   £0.20   £0.18   £0.16		(In Stock)
BS310V75	12.07 x 5.33	£0.23   £0.21   £0.19   £0.17		(In Stock)
BS311V75	13.64 x 5.33	£0.24   £0.22   £0.20   £0.18		(In Stock)
BS312V75	15.24 x 5.33	£0.26   £0.24   £0.22   £0.20		(In Stock)
BS313V75	16.81 x 5.33	£0.26   £0.24   £0.22   £0.20		(In Stock)
BS314V75	18.42 x 5.33	£0.28   £0.26   £0.24   £0.22		(In Stock)
BS315V75	19.99 x 5.33	£0.30   £0.28   £0.26   £0.24		(In Stock)
BS316V75	21.59 x 5.33	£0.32   £0.30   £0.28   £0.26		(In Stock)
BS317V75	23.16 x 5.33	£0.34   £0.32   £0.30   £0.28		(In Stock)
BS318V75	24.77 x 5.33	£0.36   £0.34   £0.32   £0.30		(In Stock)
BS319V75	26.34 x 5.33	£0.38   £0.36   £0.34   £0.32		(In Stock)
BS320V75	27.94 x 5.33	£0.40   £0.38   £0.36   £0.34		(In Stock)
BS321V75	29.51 x 5.33	£0.42   £0.40   £0.38   £0.36		(In Stock)
BS322V75	31.12 x 5.33	£0.44   £0.42   £0.40   £0.38		(In Stock)
BS323V75	32.69 x 5.33	£0.46   £0.44   £0.42   £0.40		(In Stock)
BS324V75	34.29 x 5.33	£0.50   £0.47   £0.44   £0.41		(In Stock)
BS325V75	37.47 x 5.33	£0.52   £0.49   £0.46   £0.43		(In Stock)
BS326V75	40.64 x 5.33	£0.54   £0.51   £0.48   £0.45		(In Stock)
BS327V75	43.82 x 5.33	£0.58   £0.54   £0.52   £0.50		(In Stock)
BS328V75	46.99 x 5.33	£0.62   £0.58   £0.54   £0.51		(In Stock)
BS329V75	50.17 x 5.33	£0.66   £0.62   £0.58   £0.55		(In Stock)
BS330V75	53.54 x 5.34	£0.68   £0.64   £0.60   £0.57		(In Stock)
BS331V75	56.52 x 5.33	£0.72   £0.67   £0.62   £0.58		(In Stock)
BS332V75	59.69 x 5.33	£0.76   £0.71   £0.66   £0.62		(In Stock)
BS333V75	62.87 x 5.33	£0.80   £0.75   £0.70   £0.66		(In Stock)
BS334V75	66.04 x 5.33	£0.82   £0.77   £0.72   £0.67		(In Stock)
BS335V75	69.22 x 5.33	£0.88   £0.82   £0.76   £0.70		(In Stock)
BS336V75	72.39 x 5.33	£0.94   £0.88   £0.82   £0.73		(In Stock)
BS337V75	75.57 x 5.33	£1.00   £0.92   £0.84   £0.76		(In Stock)
BS338V75	78.74 x 5.33	£1.02   £0.94   £0.86   £0.78		(In Stock)
BS339V75	81.92 x 5.33	£1.04   £0.96   £0.87   £0.79		(In Stock)
BS340V75	85.09 x 5.33	£1.12   £1.04   £0.88   £0.80		(In Stock)
BS341V75	88.27 x 5.33	£1.14   £1.06   £0.90   £0.82		(In Stock)
BS342V75	91.44 x 5.33	£1.20   £1.09   £0.92   £0.84		(In Stock)
BS343V75	94.62 x 5.33	£1.22   £1.11   £0.94   £0.86		(In Stock)
BS344V75	97.79 x 5.33	£1.30   £1.19   £1.02   £0.93		(In Stock)
BS345V75	100.97 x 5.33	£1.34   £1.22   £1.05   £0.96		(In Stock)
BS346V75	104.14 x 5.33	£1.36   £1.24   £1.07   £0.98		(In Stock)
BS347V75	107.32x 5.33	£1.40   £1.26   £1.08   £1.02		(In Stock)
BS348V75	110.49 x 5.33	£1.48   £1.34   £1.16   £1.07		(In Stock)
BS349V75	133.67 x 5.33	£1.52   £1.38   £1.20   £1.11		(In Stock)
BS350V75	116.84 x 5.33	£1.58   £1.42   £1.24   £1.15		(In Stock)
BS351V75	120.02 x 5.33	£1.62   £1.46   £1.28   £1.18		(In Stock)
BS352V75	123.19 x 5.33	£1.68   £1.50   £1.30   £1.20		(In Stock)
BS353V75	126.37 x 5.33	£1.74   £1.52   £1.30   £1.20		(In Stock)
BS354V75	129.54 x 5.33	£1.80   £1.54   £1.32   £1.20		(In Stock)
BS355V75	132.72 x 5.33	£1.84   £1.56   £1.32   £1.21		(In Stock)
BS356V75	135.89 x 5.33	£1.88   £1.58   £1.33   £1.22		(In Stock)
BS357V75	139.07 x 5.33	£1.94   £1.62   £1.34   £1.22		(In Stock)
BS358V75	142.24 x 5.33	£2.00   £1.66   £1.37   £1.25		(In Stock)
BS359V75	145.42 x 5.33	£2.05   £1.71   £1.40   £1.28		(In Stock)
BS360V75	148.59 x 5.33	£2.10   £1.76   £1.44   £1.33		(In Stock)
BS361V75	151.77 x 5.33	£2.16   £1.80   £1.50   £1.37		(In Stock)
BS362V75	158.12 x 5.33	£2.22   £1.86   £1.56   £1.42		(In Stock)
BS363V75	164.47 x 5.33	£2.26   £1.90   £1.60   £1.46		(In Stock)
BS364V75	170.82 x 5.33	£2.34   £1.96   £1.66   £1.52		(In Stock)
BS365V75	177.17 x 5.33	£2.56   £2.12   £1.72   £1.58		(In Stock)
BS366V75	183.52 x 5.33	£2.66   £2.20   £1.78   £1.66		(In Stock)
BS367V75	189.87 x 5.33	£2.76   £2.28   £1.88   £1.76		(In Stock)
BS368V75	196.22 x 5.33	£2.86   £2.36   £1.96   £1.86		(In Stock)
BS369V75	202.57 x 5.33	£2.96   £2.46   £2.06   £1.96		(In Stock)
BS370V75	208.92 x 5.33	£3.06   £2.56   £2.12   £2.02		(In Stock)
BS371V75	215.27 x 5.33	£3.18   £2.68   £2.22   £2.12		(In Stock)
BS372V75	221.62 x 5.33	£3.38   £2.86   £2.36   £2.24		(In Stock)
BS373V75	227.97 x 5.33	£3.40   £2.86   £2.36   £2.24		(In Stock)
BS374V75	234.32 x 5.33	£3.50   £2.94   £2.44   £2.32		(In Stock)
BS375V75	240.67 x 5.33	£3.56   £3.00   £2.50   £2.38		(In Stock)
BS376V75	247.02 x 5.33	£3.62   £3.04   £2.54   £2.42		(In Stock)
BS377V75	253.37 x 5.33	£4.22   £3.50   £2.70   £2.60		(In Stock)
BS378V75	266.07 x 5.33	£4.38   £3.64   £2.82   £2.72		(In Stock)
BS379V75	278.77 x 5.33	£4.54   £3.80   £2.98   £2.82		(In Stock)
BS380V75	291.47 x 5.33	£4.62   £3.88   £3.06   £2.90		(In Stock)
BS381V75	304.17 x 5.33	£4.80   £3.96   £3.20   £3.04		(In Stock)
BS382V75	329.57 x 5.33	£5.40   £4.26   £3.50   £3.35		(In Stock)
BS383V75	354.97 x 5.33	£6.00   £4.51   £3.76   £3.61		(In Stock)
BS384V75	380.37 x 5.33	£6.18   £4.66   £3.80   £3.75		(In Stock)
BS385V75	405.26 x 5.33	£6.28   £4.86   £3.96   £3.91		(In Stock)
BS386V75	430.66 x 5.33	£6.82   £5.04   £4.14   £4.07		(In Stock)
BS387V75	456.06 x 5.33	£7.08   £5.20   £4.28   £4.21		(In Stock)
BS388V75	481.41 x 5.33	£7.40   £5.40   £4.43   £4.36		(In Stock)
BS389V75	506.81 x 5.33	£8.20   £5.90   £4.86   £4.76		(In Stock)
BS390V75	532.21 x 5.33	£8.82   £6.30   £5.18   £5.08		(In Stock)
BS391V75	557.61 x 5.33	£10.22   £7.26   £5.88   £5.78		(In Stock)
BS392V75	582.68 x 5.33	£11.40   £7.92   £6.48   £6.38		(In Stock)
BS393V75	608.08 x 5.33	£13.24   £8.90   £7.38   £7.28		(In Stock)
BS394V75	633.48 x 5.33	£14.00   £9.26   £7.88   £7.64		(In Stock)
BS395V75	658.88 x 5.33	£14.90   £9.80   £8.28   £8.04		(In Stock)

*Viton® and Kalrez® are registered trademarks of DuPont Performance Elastomers LLC.

 

 

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*Dimension can vary they are typical only

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