Replacement OEM Seals — 70MM Wiper Seal for Heavy Equipment Cylinder

70MM Wiper Seal for Heavy Equipment Cylinder

CAT 1772573 Pin Dust Lip Seal Kit helps protect excavator and forestry machine pin joints from dust, dirt, and external contaminants, supporting smoother movement, reduced wear, and longer joint service life in greased oscillating applications.

Technical Specifications
Part Number
PIN DUST SEAL
Inner Diameter
70 mm
Payment Terms
T/T, Western Union, MoneyGram, Paypal
1 BAG OR 50 PCS
Min Order Qty
5-7 days for small orders
Delivery Time
1000 sets per week
Supply Capacity
ISO 9001 Certified
Quality Inspected
Global Shipping
T/T · PayPal · WU

Overview

The CAT 1772573 Pin Dust Lip Seal Kit is designed for greased oscillating joints where dust, dirt, and debris can shorten component life. By helping prevent external contamination from entering the joint, this seal kit supports stable machine movement and helps maintain reliable performance in demanding construction and forestry working conditions.

During operation, the pin seal allows grease to slowly extrude from the joint, forming a protective barrier against outside contaminants. This helps reduce wear around pins and bushings, extend joint service life, and improve maintenance efficiency for compatible excavators, forestry machines, log loaders, and related equipment.

Solution

For machines working in dusty, muddy, or forestry environments, pin joints are easily affected by external contaminants. The 1772573 Pin Dust Lip Seal Kit provides a practical sealing solution by keeping debris away from greased oscillating joints while allowing grease to form a protective barrier. It helps reduce premature wear, lower maintenance frequency, and support longer equipment uptime.

Key Features

  • Dust resistant sealing
  • Protects pin joints
  • Reduces contaminant entry
  • Supports smooth operation
  • Long service performance
  • Greased joint protection

Compatible Equipment Models

50X32X12.1 55X37X12.1 60X42X12.1 65X47X12.1
70X48X14.5 80X58X14.5 85X63X14.5 90X68X15.5
100X78X14.5 110X88X14.5 115X93X14.5 120X98X14.5
125X103X14.5 130X108X14.5 135X113X14.5 140X118X14.5
145X123X14.5 150X128X14.5 160X138X14.5 170X148X14.51
180X158X14.5 190X168X14.5 200X178X14.5

* All manufacturer's names, part numbers, and descriptions are used for reference purposes only. We do not imply that any part shown is the product of these manufacturers.

Shipping Information

We ship worldwide via DHL, FedEx, UPS, TNT, and EMS for small orders, and by sea freight for bulk orders. Standard delivery time is 5–7 working days for small orders and 15–30 days for sea freight.

All products are carefully packaged in neutral packaging with foam protection to prevent damage during transit. Custom packaging with your branding is available for OEM orders.

Payment Terms

We accept multiple payment methods for your convenience. For new customers, we typically require 100% advance payment for small orders. For established partnerships, we offer flexible terms including 30% deposit with balance before shipping.

Accepted Payment Methods

  • T/T (Bank Transfer)
  • Western Union
  • MoneyGram
  • PayPal

Supported File Formats

  • PDF, DWG, DXF, STEP, X_T, IGS, STP

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