（６） Spiral Wound Gasket to JPI male-female flange, tongue and groove flange

Products （VALQUA No.）	Product Dimension Standard	Applicable Flange Standard
●Basic Design Spiral Wound Gasket 6590、7590、8590 ●Spiral Wound Gasket with inner ring 6592、7592、8592	JPI-7S-41-2005	JPI-7S-15

Table 1．1．20　Unit mm
Dimension of Spiral Wound Gaske of Basic Design and with inner ring for
Large Male-female flange and Tongue and Groove flange

Nominal Dia		Inner Ring ID D1						Gasket
A	B	Class300	Class400	Class600	Class900	Class1500	Class2500	ID D2	OD D3
15	½	14.2	14.2	14.2	14.2	14.2	14.2	25.1	35.4
20	¾	20.6	20.6	20.6	20.6	20.6	20.6	33.0	43.2
25	1	26.9	26.9	26.9	26.9	26.9	26.9	37.8	51.1
(32)	(1¼)	38.1	38.1	38.1	33.3	33.3	33.3	47.2	63.8
40	1½	44.4	44.4	44.4	41.4	41.4	41.4	53.5	73.5
50	2	55.6	55.6	55.6	52.3	52.3	52.3	72.6	92.5
65	2½	66.5	66.5	66.5	63.5	63.5	63.5	85.3	105.2
80	3	81.0	81.0	78.7	78.7	78.7	78.7	107.6	127.3
(90)	(3½)	93.7	93.7	93.7	-	-	-	120.3	140.0
100	4	106.4	102.6	102.6	102.6	97.8	97.8	131.2	157.6
(125)	(5)	131.8	128.3	128.3	128.3	124.5	124.5	160.0	186.3
150	6	157.2	154.9	154.9	154.9	147.3	147.3	190.2	216.3
200	8	215.9	205.7	205.7	196.8	196.8	196.8	237.7	270.0
250	10	268.2	255.3	255.3	246.1	246.1	246.1	285.7	323.9
300	12	317.5	307.3	307.3	292.1	292.1	-	342.9	381.0
350	14	349.2	342.9	342.9	320.8	320.8	-	374.6	412.8
400	16	400.0	389.9	389.9	374.6	368.3	-	425.4	469.9
450	18	449.3	438.1	438.1	425.4	425.4	-	488.9	533.4
500	20	500.1	488.9	488.9	482.6	476.2	-	533.4	584.2
600	24	603.2	590.5	590.5	590.5	-	-	641.8	691.7

【Note】 
1. Please do not use Nominal Dia products in parentheses as much as possible.
2. Standard dimension is not available for Nominal Dia14B Class2500 or over.