1233132 Backup Ring Fits Caterpillar Models

One New Aftermarket Replacement Backup Ring for Caterpillar (Cat) Equipment

This aftermarket replacement backup ring replaces Caterpillar (Cat) OEM part number 123-3132 / 1233132. Backup rings are used in hydraulic and sealing assemblies to prevent seal extrusion under pressure, maintaining reliable hydraulic system performance across a wide range of Cat construction and heavy equipment applications.

Specifications

• Outer Diameter (OD): 12.61 mm
• Inner Diameter (ID): 9.91 mm
• Axial Width: 1.23 mm
• Radial Height: 1.35 mm
• Material: PTFE (Glass-filled plastic)
• Weight: 0.01 lbs

Compatible Models

Caterpillar Motor Graders: 120H, 12M 2, 12M 3, 12M 3 AWD, 140M 2, 140M 3, 140M 3 AWD, 160M 2, 160M 3, 160M 3 AWD, 24H

Caterpillar Engines: 2864C, 3126, 3126B, 3126E, 3408E, 3412E

Caterpillar Excavators: 336E, 336E H, 336E HVG, 336E L, 336E LH, 336E LN, 336F L, 349E, 349E L, 349E L VG, 349F L, 374F L, 390F L, 568 FM LL

Caterpillar Track-Type Tractors: D10N, D10R, D6K, D6K LGP, D6K XL, D6K2, D6K2 LGP, D6T LGP, D6T LGPPAT, D6T XL, D7E, D7E LGP, D8L, D8T, D9L, D9N, D9R, D9T

Caterpillar Trucks: 69D, 769C, 769D, 770G, 770G OEM, 772G, 772G OEM, 773B, 773D, 773E, 775D, 775E, 793D, 793F, 793F CMD, 793F OEM, 793F XQ, 797, 797B, 797F

Caterpillar Vibratory Compactors: CB-44B, CB-54B, CD-54B, CP-54B, CP-68B, CP-74B, CS-54B, CS-56B, CS-64B, CS-66B, CS-68B, CS-74B, CS-76B, CS-78B

Caterpillar Wheel Loaders: 924G, 924GZ, 924H, 924HZ, 924K, 928H, 928HZ, 930G, 930K, 938G II, 938K, 966K, 966M, 966M XE, 972K, 972M, 972M XE, 980K, 980K HLG, 980M, 982M, 988B, 988F II, 988K, 990, 990 II, 992C

Replaces Part Number(s):

1233132, 123-3132, CA1233132

New aftermarket replacement part - not remanufactured, not used.