O-Ring JIS B 2401 - G Series (Static application)

Caution
- Some of the items are scheduled to be discontinued as of end of March in 2023. The manufacturer keep the items produced but they are not available with Misumi.
There are not the replacement items and the plan to resumption of sale. Please check the quotation and order screen for details.
Product Description
O-Ring JIS B 2401 - G Series (Static application)
The O Ring is a commonly employed sealing component found in automation machines across a wide range of industries.
[Feature]
● Inner Diameter Minimum/ Maximum (mm.) : 24.4 to 499.3
● Thickness (mm.) : 3.1 and 5.7
● Applications Environment : Heat Resistant or Mineral Oil Resistant
● Material : Nitrile Rubber, Silicone Rubber and Fluoro Rubber
[Application]
O-rings are utilized across multiple industries to prevent the leakage of fluids or gases between two components
O-Ring dimension
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Cylindrical static aplication Internal pressure External pressure
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No backup ring One side backup ring Both sides backup rings
(only dynamic, cllindrical static application) (only dynamic, cylindrical static application)
| Material | JIS symbol | NBR-70-1 | NBR-90 | NBR-70-2 | VMQ-70 | FKM-70 |
| Old JIS symbol | Class 1A | Class 1B | Class 2 | Class 4C | Class 4D | |
| NOK symbol | A305 | A105 | A122 | S503 | F201 |
Specification Table
☆ For this code, only meterial A305 or F201 is available.
| Product Code | JIS dimension identification code | O-Ring dimension | |||||||||||
| Type Dimension Code | Material code | ← code left** □:put material | (Reference) Old JIS Callout number | Thickness W | Inside Diameter d0 | Tolerance of inside diameter 'd0' | Burr dimension f | ||||||
| NBR-70-1 | NBR- 90 | NBR-70-2 | VMQ- 70 | FMK- 70 | A305 (NBR-70-1) A105 (NBR-90) A122 (NBR-70-2) | S503 (VMQ-70) | F201 (FKM-70) | ||||||
| Class 1A A305 | Class 1B A105 | Class 2 A122 | Class 4C S503 | Class 4D F201 | |||||||||
| CO00200 | A | B | C | L | R6 | OR □ G25-N | G25 | 3.1±0.1 | 24.4 | ±0.25 | ±0.37 | ±0.30 | Max. 0.12 |
| CO00201 | U0 | OR □ G30-N | G30 | 29.4 | ±0.29 | ±0.43 | ±0.34 | ||||||
| CO00202 | U2 | OR □ G35-N | G35 | 34.4 | ±0.33 | ±0.49 | ±0.39 | ||||||
| CO00203 | U2 | OR □ G40-N | G40 | 39.4 | ±0.37 | ±0.55 | ±0.44 | ||||||
| CO00204 | U2 | OR □ G45-N | G45 | 44.4 | ±0.41 | ±0.61 | ±0.49 | ||||||
| CO00205 | U0 | OR □ G50-N | G50 | 49.4 | ±0.45 | ±0.67 | ±0.54 | ||||||
| CO00206 | R8 | OR □ G55-N | G55 | 54.4 | ±0.49 | ±0.73 | ±0.58 | ||||||
| CO00207 | U0 | OR □ G60-N | G60 | 59.4 | ±0.53 | ±0.79 | ±0.63 | ||||||
| CO00208 | Q6 | OR □ G65-N | G65 | 64.4 | ±0.57 | ±0.85 | ±0.68 | ||||||
| CO00209 | U2 | OR □ G70-N | G70 | 69.4 | ±0.61 | ±0.91 | ±0.73 | ||||||
| CO00210 | U2 | OR □ G75-N | G75 | 74.4 | ±0.65 | ±0.97 | ±0.78 | ||||||
| CO00211 | U2 | OR □ G80-N | G80 | 79.4 | ±0.69 | ±1.03 | ±0.82 | ||||||
| CO00212 | Q1 | OR □ G85-N | G85 | 84.4 | ±0.73 | ±1.09 | ±0.87 | ||||||
| CO00213 | U2 | OR □ G90-N | G90 | 89.4 | ±0.77 | ±1.15 | ±0.92 | ||||||
| CO00214 | U2 | OR □ G95-N | G95 | 94.4 | ±0.81 | ±1.21 | ±0.97 | ||||||
| CO00215 | U2 | OR □ G100-N | G100 | 99.4 | ±0.85 | ±1.27 | ±1.02 | ||||||
| CO00216 | U2 | OR □ G105-N | G105 | 104.4 | ±0.87 | ±1.30 | ±1.04 | ||||||
| CO00217 | U2 | OR □ G110-N | G110 | 109.4 | ±0.91 | ±1.36 | ±1.09 | ||||||
| CO00218 | U2 | OR □ G115-N | G115 | 114.4 | ±0.94 | ±1.41 | ±1.12 | ||||||
| CO00219 | R0 | OR □ G120-N | G120 | 119.4 | ±0.98 | ±1.47 | ±1.17 | ||||||
| CO00220 | U2 | OR □ G125-N | G125 | 124.4 | ±1.01 | ±1.51 | ±1.21 | ||||||
| CO00221 | U2 | OR □ G130-N | G130 | 129.4 | ±1.05 | ±1.57 | ±1.26 | ||||||
| CO00222 | U2 | OR □ G135-N | G135 | 134.4 | ±1.08 | ±1.62 | ±1.29 | ||||||
| CO00223 | X0 | OR □ G140-N | G140 | 139.4 | ±1.12 | ±1.68 | ±1.34 | ||||||
| CO00224 | U2 | OR □ G145-N | G145 | 144.4 | ±1.16 | ±1.74 | ±1.39 | ||||||
| CO00225 | A | B | C | L | U3 | OR □ G150-N | G150 | 5.7±0.13 | 149.3 | ±1.19 | ±1.78 | ±1.42 | Max. 0.16 |
| CO00226 | U3 | OR □ G155-N | G155 | 154.3 | ±1.23 | ±1.84 | ±1.47 | ||||||
| CO00227 | U3 | OR □ G160-N | G160 | 159.3 | ±1.26 | ±1.89 | ±1.51 | ||||||
| CO00228 | U3 | OR □ G165-N | G165 | 164.3 | ±1.30 | ±1.95 | ±1.56 | ||||||
| CO00229 | U3 | OR □ G170-N | G170 | 169.3 | ±1.33 | ±1.99 | ±1.59 | ||||||
| CO00230 | U3 | OR □ G175-N | G175 | 174.3 | ±1.37 | ±2.05 | ±1.64 | ||||||
| CO00231 | W0 | OR □ G180-N | G180 | 179.3 | ±1.40 | ±2.10 | ±1.68 | ||||||
| CO00232 | U3 | OR □ G185-N | G185 | 184.3 | ±1.44 | ±2.16 | ±1.72 | ||||||
| CO00233 | U3 | OR □ G190-N | G190 | 189.3 | ±1.47 | ±2.20 | ±1.76 | ||||||
| CO00234 | U3 | OR □ G195-N | G195 | 194.3 | ±1.51 | ±2.26 | ±1.81 | ||||||
| CO00235 | U3 | OR □ 200G-N | G200 | 199.3 | ±1.55 | ±2.32 | ±1.86 | ||||||
| CO01968☆ | - | - | - | H0 | OR □ G205-N☆ | G205☆ | 204.3 | ±1.58 | - | ±1.90 | |||
| CO00236 | B | C | L | V0 | OR □ G210-N | G210 | 209.3 | ±1.61 | ±2.41 | ±1.93 | |||
| CO03303☆ | - | - | - | O0 | OR □ G215-N☆ | G215☆ | 214.3 | ±1.65 | - | ±1.98 | |||
| CO00237 | B | C | L | U3 | OR □ G220-N | G220 | 219.3 | ±1.68 | ±2.52 | ±2.01 | |||
| CO02011☆ | - | - | - | P0 | OR □ G225-N | G225☆ | 224.3 | ±1.71 | - | ±2.05 | |||
| CO00238 | B | C | L | U3 | OR □ G230-N | G230 | 229.3 | ±1.73 | ±2.59 | ±2.07 | |||
| CO02031☆ | - | - | - | O0 | OR □ G235-N☆ | G235☆ | 234.3 | ±1.78 | - | ±2.14 | |||
| CO00239 | B | C | L | U3 | OR □ G240-N | G240 | 239.3 | ±1.81 | ±2.71 | ±2.17 | |||
| CO02060☆ | - | - | - | G0 | OR □ G245-N☆ | G245☆ | 244.3 | ±1.85 | - | ±2.22 | |||
| CO00240 | B | C | L | U3 | OR □ G250-N | G250 | 249.3 | ±1.88 | ±2.82 | ±2.25 | |||
| CO02079☆ | - | - | - | H0 | OR □ G255-N☆ | G255☆ | 254.3 | ±1.91 | - | ±2.29 | |||
| CO00241 | B | C | L | U3 | OR □ G260-N | G260 | 259.3 | ±1.94 | ±2.91 | ±2.32 | |||
| CO06543☆ | - | - | - | H0 | OR □ G265-N☆ | G265☆ | 264.3 | ±1.98 | - | ±2.38 | |||
| CO00242 | B | C | L | U3 | OR □ G270-N | G270 | 269.4 | ±2.01 | ±3.01 | ±2.41 | |||
| CO02100☆ | - | - | - | H0 | OR □ G275-N☆ | G275☆ | 274.3 | ±2.04 | - | ±2.45 | |||
| CO00243 | B | C | L | U3 | OR □ G280-N | G280 | 279.3 | ±2.07 | ±3.10 | ±2.48 | |||
| CO03210☆ | - | - | - | H0 | OR □ G285-N☆ | G285☆ | 284.3 | ±2.11 | - | ±2.53 | |||
| CO00244 | B | C | L | U3 | OR □ G290-N | G290 | 289.3 | ±2.14 | ±3.21 | ±2.56 | |||
| CO06566☆ | - | - | - | P0 | OR □ G295-N | G295☆ | 294.3 | ±2.17 | - | ±2.60 | |||
| CO00245 | B | C | L | U3 | OR □ G300-N | G300 | 299.3 | ±2.20 | ±3.30 | ±2.64 | |||
| CO01137☆ | - | - | - | G0 | OR □ G305-N☆ | G305☆ | 304.3 | ±2.24 | - | ±2.69 | |||
| CO02158☆ | OR □ G310-N☆ | G310☆ | 309.3 | ±2.27 | ±2.72 | ||||||||
| CO08811☆ | OR □ G315-N☆ | G315☆ | 314.3 | ±2.30 | ±2.76 | ||||||||
| CO02176☆ | OR □ G320-N☆ | G320☆ | 319.3 | ±2.33 | ±2.80 | ||||||||
| CO08812☆ | OR □ G325-N☆ | G325☆ | 324.3 | ±2.36 | ±2.83 | ||||||||
| CO08813☆ | OR □ G330-N☆ | G330☆ | 329.3 | ±2.39 | ±2.87 | ||||||||
| CO08814☆ | OR □ G335-N☆ | G335☆ | 334.3 | ±2.42 | ±2.90 | ||||||||
| CO02206☆ | OR □ G340-N☆ | G340☆ | 339.3 | ±2.45 | ±2.94 | ||||||||
| CO02216☆ | OR □ G345-N☆ | G345☆ | 344.3 | ±2.48 | ±2.98 | ||||||||
| CO02223☆ | OR □ G350-N☆ | G350☆ | 349.3 | ±2.51 | ±3.01 | ||||||||
| CO08815☆ | OR □ G355-N☆ | G355☆ | 354.3 | ±2.54 | ±3.05 | ||||||||
| CO02244☆ | OR □ G360-N☆ | G360☆ | 359.3 | ±2.57 | ±3.08 | ||||||||
| CO08816☆ | OR □ G365-N☆ | G365☆ | 364.4 | ±2.60 | ±3.12 | ||||||||
| CO08817☆ | OR □ G370-N☆ | G370☆ | 369.3 | ±2.63 | ±3.16 | ||||||||
| CO08818☆ | OR □ G375-N☆ | G375☆ | 374.3 | ±2.67 | ±3.20 | ||||||||
| CO02272☆ | OR □ G380-N☆ | G380☆ | 379.3 | ±2.70 | ±3.24 | ||||||||
| CO08819☆ | OR □ G385-N☆ | G385☆ | 384.3 | ±2.73 | ±3.28 | ||||||||
| CO02287☆ | OR □ G390-N☆ | 390G☆ | 389.3 | ±2.77 | ±3.32 | ||||||||
| CO08820☆ | OR □ G395-N☆ | G395☆ | 394.3 | ±2.79 | ±3.35 | ||||||||
| CO02301☆ | OR □ G400-N☆ | G400☆ | 399.3 | ±2.82 | ±3.38 | ||||||||
| CO08821☆ | OR □ G405-N☆ | G405☆ | 404.3 | ±3.00 | ±3.60 | Max. 0.16 | |||||||
| CO08822☆ | OR □ G410-N☆ | G410☆ | 409.3 | ||||||||||
| CO02336☆ | OR □ 415-N☆ | G415☆ | 414.3 | ||||||||||
| CO08823☆ | OR □ G420-N☆ | G420☆ | 419.3 | ||||||||||
| CO02358☆ | OR □ G425-N☆ | G425☆ | 424.3 | ||||||||||
| CO08824☆ | OR □ G430-N☆ | G430☆ | 429.3 | ||||||||||
| CO08825☆ | OR □ G435-N☆ | G435☆ | 434.3 | ||||||||||
| CO08826☆ | OR □ G440-N☆ | G440☆ | 439.3 | ||||||||||
| CO08827☆ | OR □ G445-N☆ | G445☆ | 444.3 | ||||||||||
| CO02417☆ | OR □ G450-N☆ | G450☆ | 449.3 | ||||||||||
| CO08828☆ | OR □ G455-N☆ | G455☆ | 454.3 | ±3.30 | ±4.00 | Max. 0.16 | |||||||
| CO02441☆ | OR □ G460-N☆ | G460☆ | 459.3 | ||||||||||
| CO06715☆ | OR □ G465-N☆ | G465☆ | 464.3 | ||||||||||
| CO02460☆ | OR □ G470-N☆ | G470☆ | 469.3 | ||||||||||
| CO08829☆ | OR □ G475-N☆ | G475☆ | 474.3 | ||||||||||
| CO08830☆ | OR □ G480-N☆ | G480☆ | 479.3 | ||||||||||
| CO08831☆ | OR □ 485-N☆ | G485☆ | 484.3 | ||||||||||
| CO08832☆ | OR □ G490-N☆ | G490☆ | 489.3 | ||||||||||
| CO08833☆ | OR □ G495-N☆ | G495☆ | 494.3 | ||||||||||
| CO08834☆ | OR □ G500-N☆ | G500☆ | 499.3 | ||||||||||
| JIS callout number | Groove dimension (according to JIS specification) | |||||||||
| Dimension 'd' | Dimension 'D' | Dimension 'G' (tolerance +0.25 0 ) | Dimension 'H' | Dimension 'R' | Maximum misalignment (TIR) of center D and center 'd' for dynamic or cylindrical application | |||||
| d | Tolerance | D | Tolerance | No backup ring | One side backup ring | Both sides backup rings | H±0.05 | Maximum value | ||
| G25 | 25 | 0 - 0.10 | 30 | +0.10 0 | 4.1 | 5.6 | 7.3 | 2.4 | 0.7 | 0.08 |
| G30 | 30 | 35 | ||||||||
| G35 | 35 | 40 | ||||||||
| G40 | 40 | 45 | ||||||||
| G45 | 45 | 50 | ||||||||
| G50 | 50 | 55 | ||||||||
| G55 | 55 | 60 | ||||||||
| G60 | 60 | 65 | ||||||||
| G65 | 65 | 70 | ||||||||
| G70 | 70 | 75 | ||||||||
| G75 | 75 | 80 | ||||||||
| G80 | 80 | 85 | ||||||||
| G85 | 85 | 90 | ||||||||
| G90 | 90 | 95 | ||||||||
| G95 | 95 | 100 | ||||||||
| G100 | 100 | 105 | ||||||||
| G105 | 105 | 110 | ||||||||
| G110 | 110 | 115 | ||||||||
| G115 | 115 | 120 | ||||||||
| G120 | 120 | 125 | ||||||||
| G125 | 125 | 130 | ||||||||
| G130 | 130 | 135 | ||||||||
| G135 | 135 | 140 | ||||||||
| G140 | 140 | 145 | ||||||||
| G145 | 145 | 150 | ||||||||
| G150 | 150 | 0 - 0.10 | 160 | +0.10 0 | 7.5 | 9 | 11.5 | 4.6 | 0.8 | 0.10 |
| G155 | 155 | 165 | ||||||||
| G160 | 160 | 170 | ||||||||
| G165 | 165 | 175 | ||||||||
| G170 | 170 | 180 | ||||||||
| G175 | 175 | 185 | ||||||||
| G180 | 180 | 190 | ||||||||
| G185 | 185 | 195 | ||||||||
| G190 | 190 | 200 | ||||||||
| G195 | 195 | 205 | ||||||||
| G200 | 200 | 210 | ||||||||
| G205☆ | 205 | 215 | ||||||||
| G210 | 210 | 220 | ||||||||
| G215☆ | 215 | 225 | ||||||||
| G220 | 220 | 230 | ||||||||
| G225☆ | 225 | 235 | ||||||||
| G230 | 230 | 240 | ||||||||
| G235☆ | 235 | 245 | ||||||||
| G240 | 240 | 250 | ||||||||
| G245☆ | 245 | 255 | ||||||||
| G250 | 250 | 260 | ||||||||
| G255☆ | 255 | 265 | ||||||||
| G260 | 260 | 270 | ||||||||
| G265☆ | 265 | 0 - 0.10 | 275 | +0.10 0 | 7.5 | 9 | 11.5 | 4.6 | 0.8 | 0.10 |
| G270 | 270 | 280 | ||||||||
| G275☆ | 275 | 285 | ||||||||
| G280 | 280 | 290 | ||||||||
| G285☆ | 285 | 295 | ||||||||
| G290 | 290 | 300 | ||||||||
| G295☆ | 295 | 305 | ||||||||
| G300 | 300 | 310 | ||||||||
| G305☆ | 305 | 315 | ||||||||
| G310☆ | 310 | 320 | ||||||||
| G315☆ | 315 | 325 | ||||||||
| G320☆ | 320 | 330 | ||||||||
| G325☆ | 325 | 335 | ||||||||
| G330☆ | 330 | 340 | ||||||||
| G335☆ | 335 | 345 | ||||||||
| G340☆ | 340 | 350 | ||||||||
| G345☆ | 345 | 355 | ||||||||
| G350☆ | 350 | 360 | ||||||||
| G355☆ | 355 | 365 | ||||||||
| G360☆ | 360 | 370 | ||||||||
| G365☆ | 365 | 375 | ||||||||
| G370☆ | 370 | 380 | ||||||||
| G375☆ | 375 | 385 | ||||||||
| G380☆ | 380 | 390 | ||||||||
| G385☆ | 385 | 395 | ||||||||
| 390G☆ | 390 | 400 | ||||||||
| G395☆ | 395 | 405 | ||||||||
| G400☆ | 400 | 410 | ||||||||
| G405☆ | 405 | 415 | ||||||||
| G410☆ | 410 | 420 | ||||||||
| G415☆ | 415 | 425 | ||||||||
| G420☆ | 420 | 430 | ||||||||
| G425☆ | 425 | 435 | ||||||||
| G430☆ | 430 | 440 | ||||||||
| G435☆ | 435 | 445 | ||||||||
| G440☆ | 440 | 450 | ||||||||
| G445☆ | 445 | 455 | ||||||||
| G450☆ | 450 | 460 | ||||||||
| G455☆ | 455 | 465 | ||||||||
| G460☆ | 460 | 470 | ||||||||
| G465☆ | 465 | 475 | ||||||||
| G470☆ | 470 | 480 | ||||||||
| G475☆ | 475 | 485 | ||||||||
| G480☆ | 480 | 490 | ||||||||
| G485☆ | 485 | 495 | ||||||||
| G490☆ | 490 | 500 | ||||||||
| G495☆ | 495 | 505 | ||||||||
| G500☆ | 500 | 510 | ||||||||