Caterpillar Parts
CAT- SEAL O-RING,D-Ring,Seal ring
CAT - Seal Assy,Seal AS,Piston Seal
CAT -Dust seal , Press - in wiper seal
CAT - U-Cup Rod seal
CAT - Buffer seal,Seal Assembly Buffer
CAT - Wear ring,Washer Thrust,Bearing-Sleeve,Bushing
CAT - Seal lip type, oil seal
CAT - Seal GP- CRANKSHAFT seal
CAT - Other Parts
KOMATSU Parts
Oil Seal
VALVE OIL SEAL
Industrial oil seal
Stainless Steel PTFE Seals
Self centering dowty seal bonded washer bonded seal
TCV rubber oil seal
TCN Hydraulic Pump Oil Seal
TC OIL SEAL
TA OIL SEAL
TG OIL SEAL
TB OIL SEAL
CATERPILLAR (CAT)
JOHN DEERE
KOMATSU
JCB
Bobcat
HYUNDAI
MAZDA
MITSUBISHI
SCANIA
LADA
SUZUKI
NISSAN
TOYOTA
Mercedes Benz
Hydraulic seals / PU Oil seal
IUH RODE SEAl
IDI ROD SEAL
HBY ROD BUFFER SEAL
SKF Repair Rod Seals
UHS,UN,UNS PISTON / ROD SEAL
OUY PISTON SEAL
SPGA PISTON SEAL
SPGW PISTON SEALS
IDU PISTON ROD SEAL
SPG PISTON SEALS
ODU PISTON SEAL
KDAS PISTON SEAL
OK PISTON SEAL
N4W BACK-UP RING HYDRAULIC SEALS
DLI WIPER SEAL/DUST SEAL
DKB WIPER SEAL/DUST SEAL
DKBI WIPER SEAL/DUST SEAL
DHS WIPER SEAL/DUST SEAL
GA Wiper Seal /Dust seal(NBR)
Piston seal KR
O-Ring
FKM/FPM O-RING SIZES
PU O-RING 、Polyurethane O-Ring、PU SEAL O-RING SIZE LIST
AS568 O-RING SIZES
NBR O-RING SIZES
O-Ring CORD,nitrile o-ring cord,viton o-ring cord
O-RING KIT
SEAL KITS
CATERPILLAR(CAT)
DOOSAN
Hydraulic Breaker Hammer seal kit
JCB
Excavator Coupling
Wear ring, POM ring , Bronze guide belt, PTFE series
Piston Wear Ring
Phenolic resin guide ring
Caterpillar WEAR RING
PTFE Bronze Strips
Rubber Brake Diaphragm
Hydraulic breaker diaphragm
AlR brake diaphragm
Valve Cover Gasket
AUDI
BMW
Caterpillar (CAT)
CHEVY
TOYOTA
Honda
Hyundai
KIA
MERCEDES-BENZ
NISSAN
OPEL
Volkswagen
SUZUKI
Yamaha
OTHER GASKET
Transmission Belt
Enginr Mounting
MERCEDES BENZ
SCANIA
VOLVO
Custom Rubber Products
Bobcat Parts

【WOMA】High Quality 3T2509 3T-2509Seal Ring Fits Caterpillar 776C 776D 777F 777C 777D 777F C32 TH48-E70

The 3T-2509 seal ring, with a 397.35 mm outer diameter, is a heavy-duty sealing solution engineered for extreme operating conditions where reliability, durability, and precision are critical. Manufactured from high-grade composite materials, this component offers exceptional resistance to wear, heat, pressure, chemical attack, and abrasion, ensuring a long service life and significantly reducing unplanned maintenance. Its precise dimensional tolerances guarantee a perfect OEM-compatible fit, simplifying installation and eliminating leak paths even under severe vibration, shaft deflection, and thermal cycling. The seal's robust design maintains consistent radial and axial loading, providing superior containment of lubricants and exclusion of contaminants such as dust, water, and debris. This product has been rigorously validated in both laboratory and field environments to confirm its performance well above standard industry benchmarks. The 3T-2509 is widely compatible with major heavy equipment platforms. It directly fits quarry haul trucks including the 777E, ensuring reliable wheel-end and final drive protection. In oil and gas transmissions, it is approved for TH48-E80, CX48, TH48-E70, TH53-E60, and CX48-P2300 models, safeguarding internal gears and bearings from fluid loss and particle ingress. For tractor applications, it serves the 776D, 776C, and 776B, enhancing powertrain and undercarriage durability. The seal is also specified for oil and gas engines 3512C and 3512B, where it prevents crankcase and front-housing oil leaks, and for the C4.4 machine engine used in compact equipment. Additionally, it is compatible with suction pumps SPF743 and SPF343C, maintaining prime and preventing cavitation-induced seal failure. By consolidating multiple part numbers into one proven solution, this seal ring simplifies inventory management, reduces total cost of ownership, and maximizes uptime across diverse mining, energy, and construction operations.