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Static seals

Static seals

Static seals are used to prevent fluid leakage between stationary components in hydraulic and pneumatic systems. Unlike dynamic seals, static seals do not move relative to each other but must resist high pressure and maintain sealing integrity over time.

Backup rings support primary sealing elements like O-rings by preventing their extrusion under pressure. These rings are typically made from hard polymers such as PTFE or nylon, increasing the durability of the sealing system.

Static sealing rings provide tight sealing between fixed parts such as flange connections or valve seats. They can be made from elastomers, plastics, or composites depending on the application requirements.

Key features include high resistance to extrusion and deformation, compatibility with various fluids and temperatures, and precise dimensions to ensure reliable sealing.

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Hydraulic seals dimension
Rod diameter d (mm)
Groove Diameter d (mm)
Groove Diameter D (mm)
Seal width h (mm)
Details
Seal type
Manufacturers
Manufacturers
38
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50
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25
Photo Code Name Producer Stock
Static seal SSA 27x22,8x3,5 [2ESSA080] SSA 0270 0228 035 C0 Static seal SSA 27x22,8x3,5 [2ESSA080] Artic seals 6 weeks
Static seal US 27,05x34,93x2,5 NBR 998429 Static seal US 27,05x34,93x2,5 NBR OEM request
Static seal US 27,2x36x2 NBR 48005031 Static seal US 27,2x36x2 NBR OEM request
Static seal VSS 27,2x24,4x3,5 C0 [2EVSS027] VSS 0272 0244 035 C0 Static seal VSS 27,2x24,4x3,5 C0 [2EVSS027] Artic seals 100
Usit Ring US-10 27,05x34,93x2,3 NBR [3/4] 48005041 Usit Ring US-10 27,05x34,93x2,3 NBR [3/4] OEM 980
Back up ring AP 28,24x2,62 48005763 Back up ring AP 28,24x2,62 Aston seals 57
Back up ring AP 28,3x1,78 48005735 Back up ring AP 28,3x1,78 Aston seals 47
Back up ring K81 28,2x34,6x1,3 K81-028 Back up ring K81 28,2x34,6x1,3 Kastas 8
Back up ring MAE 28x35x1,5 L1 MAE 0280 0350 015 L1 Back up ring MAE 28x35x1,5 L1 Artic seals 6 weeks
Back up ring RAE 28,17x3,53 L1 [2ERAE361] RAE 02817 00353 L1 Back up ring RAE 28,17x3,53 L1 [2ERAE361] Artic seals 6 weeks
Back up ring RAE 28,24x2,62 L1 [2ERAE189] RAE 02824 00262 L1 Back up ring RAE 28,24x2,62 L1 [2ERAE189] Artic seals 6 weeks
Back up ring RAE 28,30x1,78 L1 [2ERAE061] RAE 02830 00178 L1 Back up ring RAE 28,30x1,78 L1 [2ERAE061] Artic seals 6 weeks
Static seal GDS 28,04x35,17x4,0 [28,17x3,53] PU GDS-216 Static seal GDS 28,04x35,17x4,0 [28,17x3,53] PU OEM 43
Static seal OP 28,6x25,6x3,6 PU 48006779 Static seal OP 28,6x25,6x3,6 PU Aston seals 25
Static seal SSA 28,6x25,6x3,6 [2ESSA086] SSA 0286 0256 036 C0 Static seal SSA 28,6x25,6x3,6 [2ESSA086] Artic seals 73
Static seal SSA 28x23,8x3,5 [2ESSA084] SSA 0280 0238 035 C0 Static seal SSA 28x23,8x3,5 [2ESSA084] Artic seals 6 weeks
Static seal SSA 28x23,8x5,3 [2ESSA087] SSA 0280 0238 053 C0 Static seal SSA 28x23,8x5,3 [2ESSA087] Artic seals 90
Static seal SSA 28x23x5,3 [2ESSA083] SSA 0280 0230 053 C0 Static seal SSA 28x23x5,3 [2ESSA083] Artic seals 6 weeks
Static seal SSA 28x24x5,0 PU SSA 0280 0240 050 C0 Static seal SSA 28x24x5,0 PU Artic seals request
Back up ring AM 29,3x35x1,4 48005650 Back up ring AM 29,3x35x1,4 Aston seals 42
Back up ring AP 29,82x2,62 48005764 Back up ring AP 29,82x2,62 Aston seals 68
Back up ring AP 29,87x1,78 48005736 Back up ring AP 29,87x1,78 Aston seals 58
Back up ring RAE 29,75x3,53 L1 [2ERAE365] RAE 02975 00353 L1 Back up ring RAE 29,75x3,53 L1 [2ERAE365] Artic seals 6 weeks
Back up ring RAE 29,82x2,62 L1 [2ERAE193] RAE 02982 00262 L1 Back up ring RAE 29,82x2,62 L1 [2ERAE193] Artic seals 6 weeks
Back up ring RAE 29,87x1,78 L1 [2ERAE065] RAE 02987 00178 L1 Back up ring RAE 29,87x1,78 L1 [2ERAE065] Artic seals 6 weeks
DIN3869 seal 29,70x35,70x2,00 (G 1 A) NBR 48003508 DIN3869 seal 29,70x35,70x2,00 (G 1 A) NBR OEM 445
Static seal GDS/OR 29,74x3,53 PU GDS-217 Static seal GDS/OR 29,74x3,53 PU Guarnitec 10
Static seal SSA 29,8x32x3 [2ESSA096] SSA 0298 0320 030 C0 Static seal SSA 29,8x32x3 [2ESSA096] Artic seals 6 weeks
Static seal SSA 29x24,5x3,5 [2ESSA089] SSA 0290 0245 035 C0 Static seal SSA 29x24,5x3,5 [2ESSA089] Artic seals 6 weeks
Static seal SSA 29x24,5x5 [2ESSA091] SSA 0290 0245 050 C0 Static seal SSA 29x24,5x5 [2ESSA091] Artic seals 6 weeks
Static seal SSA 29x24,9x5 [2ESSA090] SSA 0290 0249 050 C0 Static seal SSA 29x24,9x5 [2ESSA090] Artic seals 6 weeks
Back up ring AM 30x35x1,3 48005651 Back up ring AM 30x35x1,3 Aston seals request
Back up ring MAE 30,5x34x1,0 L1 MAE 0305 0340 010 L1 Back up ring MAE 30,5x34x1,0 L1 Artic seals 6 weeks
Back up ring MAE 30,5x35x1,4 L1 MAE 0305 0350 014 L1 Back up ring MAE 30,5x35x1,4 L1 Artic seals 6 weeks
Back up ring MAE 30x35x1,3 L1 [2EMAE028] MAE 0300 0350 013 L1 Back up ring MAE 30x35x1,3 L1 [2EMAE028] Artic seals request
Back up ring MAE 30x40x1,7 L1 [2EMAE166] MAE 0300 0400 017 L1 Back up ring MAE 30x40x1,7 L1 [2EMAE166] Artic seals 6 weeks
Static seal K83 30x34x4,8 PU K83-030 PU Static seal K83 30x34x4,8 PU Kastas 23
Static seal K85 30x25,5x4,5 PU K85-030 PU Static seal K85 30x25,5x4,5 PU Kastas 15
Static seal OP 30x16x11 PU 48006753 Static seal OP 30x16x11 PU Aston seals 33
Static seal OP 30x16x8,5 PU 48006752 Static seal OP 30x16x8,5 PU Aston seals 40
Static seal OP 30x25,5x3,5 PU 48006656 Static seal OP 30x25,5x3,5 PU Aston seals 23
Static seal SSA 30x25,4x5,4 C0 [2ESSA807] SSA 0300 0254 054 C0 Static seal SSA 30x25,4x5,4 C0 [2ESSA807] Artic seals 63
Static seal SSA 30x25,5x4,5 C0 [2ESSA795] SSA 0300 0255 045 C0 Static seal SSA 30x25,5x4,5 C0 [2ESSA795] Artic seals 96
Static seal SSA 30x26x5 [2ESSA093] SSA 0300 0260 050 C0 Static seal SSA 30x26x5 [2ESSA093] Artic seals 61
Static seal SSA 30x27,4x2,5 [2ESSA610] SSA 0300 0274 025 C0 Static seal SSA 30x27,4x2,5 [2ESSA610] Artic seals 6 weeks
Back up ring AP 31,34x3,53 48005807 Back up ring AP 31,34x3,53 Aston seals 63
Back up ring AP 31,42x2,62 48005765 Back up ring AP 31,42x2,62 Aston seals 60
Back up ring AP 31,47x1,78 48005737 Back up ring AP 31,47x1,78 Aston seals 64
Back up ring RAE 31,34x3,53 L1 [2ERAE369] RAE 03134 00353 L1 Back up ring RAE 31,34x3,53 L1 [2ERAE369] Artic seals 6 weeks
Back up ring RAE 31,42x2,62 L1 [2ERAE197] RAE 03142 00262 L1 Back up ring RAE 31,42x2,62 L1 [2ERAE197] Artic seals 6 weeks
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