Industrial Products

Industrial Products | Hydraulic Hose | Split FlangesSplit Flange

  • 8YK**S: for SAE Standard Pressure Series / bolt thread : UNF
  • 8YK**H: for SAE High Pressure Series / bolt thread : UNF
  • 8YK**SM**: for SAE Standard Pressure Series / body thread : M
  • 8YK**HM**: for SAE High Pressure Series / bolt thread : M
  • Figure in [ ] show SAE specification. Though there are some differences in dimension, there are no performance differences.
  • Weight below shows that of 1 set.
Split Flange
Catalog
Number		 flange D
mm		 F
mm		 J
mm		 O
mm		 P
mm		 Q
mm		 R
mm		 T
mm		 U
mm		 V
mm		 Max.W.P.
MPa		 Weight
g		 Catalog
Number		 T
mm 		Weight
g
8YK08S 1/2 31.0 6.10
~6.35		 24.6
[24.3]		 54.0 22.0
[21.6]		 38.1 7.5 9.0
[8.7]		 13.0
[12.7]		 18.5
[19.1]		 34.5 180 8YK08S 9.0 180
8YK12S 3/4 38.9 6.10
~6.35		 32.1 65.8 25.0
[24.7]		 47.6 9.9 10.3 14.3
[14.2]		 22.2
[22.3]		 34.5 200 8YK12SM10 10.8 200
8YK16S 1 45.2 7.37
~7.62		 38.9
[38.5]		 70.6 28.2
[28.0]		 52.4 11.9 10.3 16.0
[15.7]		 24.0
[23.9]		 34.5 260 8YK16SM10 10.8 260
8YK20S 1 1/4 51.6 7.37
~7.62		 43.7 80.1 35.3
[35.1]		 58.7 13.9 11.9 14.3
[14.2]		 22.2
[22.4]		 27.5 320 8YK20SM12 12.5 320
8YK24S 1 1/2 61.1 7.37
~7.62		 51.2
[50.8]		 94.5 40.0
[39.9]		 69.9 16.7 13.5 19.1
[15.7]		 30.0
[25.4]		 20.5 560 8YK24SM12 12.5 560
8YK32S 2 72.2 8.90
~9.10		 63.1
[62.7]		 101.9 48.0
[47.0]		 77.8 20.2 13.5 19.0
[15.7]		 30.0
[26.2]		 20.5 720 8YK32SM12 12.5 720
8YK08H 1/2 32.5 7.11
~7.37		 24.6 56.4 22.6 40.5 7.9
[8.0]		 8.7 16.0 22.0 41.0 140 8YK08H 8.7 140
8YK12H 3/4 42.1 8.13
~8.38		 32.5 71.4 29.0 50.8 10.7
[11.0]		 10.3 19.0 28.0 41.0 320 8YK12HM10 10.5 320
8YK16H 1 48.4 8.89
~9.14		 38.9 81.0 33.8 57.2 12.7
[13.0]		 11.9 24.0 33.0 41.0 560 8YK16HM12 12.5 560
8YK20H 1 1/4 54.8 9.65
~9.91		 44.5 95.3 37.6 66.7 14.4
[15.0]		 13.5 27.0 34.0
[38.0]		 41.0 800 8YK20HM12 12.5 800
8YK24H 1 1/2 64.3 11.94
~12.19		 51.6 112.7 46.5 79.4 16.8
[17.0]		 16.7 30.0 43.0 41.0 1,280 8YK24HM14 14.9 1,280
8YK32H 2 80.2 11.94
~12.19		 67.6 133.4 55.9 96.8 20.7
[21.0]		 19.8 37.0 52.0 41.0 2,140 8YK32HM20 20.9 2,140

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O-ring for Split Flanges

  • Hardness : 90(Durometer A)
  • Materials : NBR
O-ring for Split Flanges
Catalog Number I•D
mm		 W
mm		 SAE J515 or AS568 Split Flange
8YG08S 18.64±0.15 3.53±0.1 210 8YK08S, 8YK08H
8YG12S 24.99±0.15 〃 214 8YK12S, 8YK12SM10, 8YK12H, 8YK12HM10
8YG16S 32.92±0.15 〃 219 8YK16S, 8YK16SM10, 8YK16H, 8YK16HM12
8YG20S 37.69±0.15 〃 222 8YK20S, 8YK20SM12, 8YK20H, 8YK20HM12
8YG24S 47.22±0.25 〃 225 8YK24S, 8YK24SM12, 8YK24H, 8YK24HM14
8YG32S 56.74±0.25 〃 228 8YK32S, 8YK32SM12, 8YK32H, 8YK32HM20

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Bolt for Split Flange

Bolt Thread : UNF

  • 8YA**S : for SAE Standard Pressure Series
  • 8YA**H : for SAE High Pressure Series
Bolt Thread : UNF
Catalog Number UNF Y
mm		 S
mm		 ℓ
mm		 D
mm		 H
mm		 Split Flange
8YA08S 5/16-18 12.7 25 31.8 7.94 5.2 8YK08S, 8YK08H
8YA12S 3/8-16 14.3 25 31.8 9.52 6.0 8YK12S, 8YK16S
8YA20S 7/16-14 15.9 28 38.1 11.1 7.1 8YK20S
8YA24S 1/2-13 19.0 32 38.1 12.7 7.9 8YK24S, 8YK32S
8YA12H 3/8-16 14.3 25 38.1 9.52 6.0 8YK12H
8YA16H 7/16-14 15.9 25 44.5 11.1 7.1 8YK16H
8YA20H 1/2-13 19.0 25 44.5 12.7 7.9 8YK20H
8YA24H 5/8-11 23.8 32 57.2 15.9 9.9 8YK24H
8YA32H 3/4-10 28.6 32 69.8 18.9 11.9 8YK32H

Bolt Thread : M

  • 8YA**SM** : for SAE Standard Pressure Series
  • 8YA**HM** : for SAE High Pressure Series
Bolt Thread : M
Catalog Number M Y
mm		 S
mm		 ℓ
mm		 D
mm		 H
mm		 Split Flange
8YA08SM8 M8×1.25 13.0 22.0 30.0 8.0 5.5 8YK08S, 8YK08H
8YA12SM10 M10×1.5 17.0 26.0 30.0 10.0 7.0 8YK12SM10, 8YK16SM10
8YA20SM12 M12×1.75 19.0 30.0 40.0 12.0 8.0 8YK20SM12, 8YK24SM12, 8YK32SM12
8YA12HM10 M10×1.5 17.0 26.0 40.0 10.0 7.0 8YK12HM10
8YA16HM12 M12×1.75 19.0 30.0 45.0 12.0 8.0 8YK16HM12, 8YK20HM12
8YA24HM14 M14×2.0 22.0 34.0 55.0 14.0 9.0 8YK24HM14
8YA32HM20 M20×2.5 30.0 46.0 70.0 20.0 13.0 8YK32HM20

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Flange for JIS 21MPa

Flange for JIS 21MPa

(JIS-B-2291)
73K1 : JIS SHB compliant.
73K3 : JIS SSB compliant.

Flange for JIS 21MPa
Catalog Number A
mm		 B
mm		 C
mm		 E
mm		 d
mm		 d1
mm		 d2
mm		 d3
mm		 Weight Piping OD
73K115 63 40 22 11 16.0 22.2 32 11 530 21.7
73K315 54 36 M10×1.5 400
73K120 68 45 22 12 20.0 27.7 38 11 600 27.2
73K320 58 40 M10×1.5 450
73K125 80 53 28 14 25.0 34.5 45 13 1,080 34.0
73K325 68 48 M12×1.75 760
73K132 90 63 28 16 31.5 43.2 56 13 1,350 42.7
73K332 76 56 M12×1.75 920
73K140 100 70 36 18 37.5 49.1 63 18 2,030 48.6
73K340 92 65 M16×2 1,750
73K150 112 80 36 20 47.5 61.1 75 18 2,500 60.5
73K350 100 73 M16×2 1,950

Bolt for JIS 21 MPa flange

8YAK(JIS SHA SHB) With nut and washer

8YAK(JIS SHA SHB) With nut and washer

8YBK2(JIS SSA SSB)… With washer

8YBK2(JIS SSA, SSB)… With washer
Catalog Number Y
mm		 M S
mm		 ℓ
mm		 D
mm		 H
mm		 Split Flange
8YAK15 17 M10×1.5 26 60 10 7 K15•K115•K20•K120
8YBK215 8 32 50 10 K215•K315•K220•K320
8YAK25 19 M12×1.75 30 75 12 8 K25•K125•K32•K132
8YBK225 10 36 60 12 K225•K325•K232•K332
8YAK40 24 M16×2 38 95 16 10 K40•K140•K50•K150
8YBK240 14 44 75 16 K240•K340•K250•K350

O-ring for JIS 21 MPa flange

  • Hardness : 90(Durometer A)
  • Materials : NBR
O-ring for JIS 21 MPa flange
Catalog Number I•D
mm		 W
mm		 JIS Code Split Flange
8YGK15 24.4±0.15 3.1±0.1 B2401-G25 K15•K215•K415
8YGK20 29.4±0.15 3.1±0.1 B2401-G30 K20•K220•K420
8YGK25 34.4±0.15 3.1±0.1 B2401-G35 K25•K225•K425
8YGK32 39.4±0.15 3.1±0.1 B2401-G40 K32•K232•K430
8YGK40 49.4±0.25 3.1±0.1 B2401-G50 K40•K240•K440
8YGK50 59.4±0.25 3.1±0.1 B2401-G60 K50•K250•K450