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SEAL-O-RING 2349503 - Caterpillar


2349503 SEAL-O-RING Caterpillar parts 365B, 365B II, 365B L, 365C, 365C L, 365C L MH, 374D L, 385B, 385C, 385C FS, 385C L, 385C L MH, 390D, 390D L, 5090B, 990K, 993K, 994F, 994H
Rating:
55
Alternative (cross code) number:
CA2349503
234-9503
2349503
Caterpillar 2349503 SEAL-O-RING
Weight: 0.01 pounds 0 kg.
Information:
CROSS SECTION DIAMETER  3.53  mm
DASH SIZE  274 
ID  253.59  mm
MATERIAL  Fluorocarbon Rubber (FKM) 75 Duro 
OD  0  mm

Buy SEAL-O-RING 2349503 Caterpillar genuine, new aftermarket tractor parts with delivery
EXCAVATOR, WHEEL LOADER,

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$328.64

21 Oct 2025
28.0427[12.62] pounds
US: Autoplicity ✅
Kumho Ecsta Sport S PS72 Performance 265/35R21 (101Y) XL Passenger Tire
Kumho Backed by a 30,000 mile limited manufacturer tread life warranty || Reinforced inner grooves improve water reaction to reduce the risk of hydroplaning on wet roads || Robust center block enhances traction and braking || K-Silent Technology absorbs road noises to create a quiet, comfortable ride for drivers and passengers || Should not be used when temperatures are consistently below 45 degrees Fahrenheit
$262.97

21 Jul 2025
28.0427[12.62] pounds
Amazon.com
Kumho Ecsta Sport S PS72 265/35R21XL 101Y BSW
Kumho An optimized structure boosts cornering, and the Ecsta Sport S PS72's max grip rubber compound allows for 9% shorter stopping distances on dry roads and 10% shorter stopping distances on wet roads. Built with a zigzag tread design for EVs and ICE vehicles, the Ecsta Sport S PS72 is a great choice for vehicles like the Tesla Model 3, Chevrolet Corvette, Audi A6, Dodge Challenger, and Ford Mustang
Number on catalog scheme: 11
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Compatible equipment models: 2349503:

FRONT SHOVEL  385C   5090B  
MOBILE HYD POWER UNIT  365C L   385C   385C L  
WHEEL LOADER  990K   993K   994F   994H   Caterpillar

Information:

Installation Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 6V-6080 Torque Multiplier 1
5P-1748 Socket 1
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Illustration 1 g00626212Note: If the timing pins cannot be installed in the camshaft, it may be necessary to loosen the rocker arm and the gas admission valve adjusting screws. This is done so that the camshaft can be turned.
Install the camshaft timing pin (1) in the camshaft.
Install the timing pin in the crankshaft.
Illustration 2 g03487116
Put the plate (5) in position on the camshaft drive gear (1). Install the bolts (2).
Put 2P-2506 Thread Compound on the threads of the bolt (4).
Fasten a suitable lifting device to the camshaft drive gear (1). Put the camshaft drive gear in position on the camshaft. Install the washer (3) and the bolt (4). Tighten the bolt (4) by hand.
Remove the crankshaft timing pin from the timing location.
Turn the flywheel backward about 20 degrees. Note: If the crankshaft is turned more than 20 degrees, interference between the pistons and the valves may occur.
Turn the flywheel in the direction of the engine rotation until the crankshaft timing pin can be reinstalled in the crankshaft. This procedure holds the backlash in the timing gears in the direction of the normal engine rotation. Note: If you miss the location of the crankshaft timing pin, do not turn the flywheel. If you miss the location of the crankshaft timing pin, repeat Step 7 and Step 8.
Remove the camshaft timing pin and the crankshaft timing pin.
Use Tool (A) in order to tighten the bolt (4) to a torque of 2000 275 N m (1480 200 lb ft).
Carefully hit the bolt (4) with a rubber mallet. Repeat Step 10. Repeat this procedure until the torque does not change.
Verify the correct camshaft timing. Refer to the Testing and Adjusting, SENR5528, "Camshaft Timing Check".
Remove the crankshaft timing pin and the camshaft timing pin. Return the pins to the correct storage locations.
Install the rear camshaft inspection covers on both sides of the engine.
Adjust the valve clearance and the fuel timing. End By:
Install the magneto.

Cat SIS web machinery list:

Caterpillar parts catalog
994K Wheel Loader SMX00001-UP (MACHINE) POWERED BY 3516 Engine
365B L Excavators 9PZ00001-UP (MACHINE) POWERED BY 3196 Engine
365B L Excavator AGD00001-UP (MACHINE) POWERED BY 3196 Engine
385B & 385B L Excavators CLS00001-UP (MACHINE) POWERED BY 3456 Engine
5090B Excavator CLD00001-UP (MACHINE) POWERED BY 3456 Engine
365B L Material Handler CTY00001-UP (MACHINE) POWERED BY 3196 Engine
365B Series II Excavator DER00001-UP (MACHINE) POWERED BY 3196 Engine
365B Series II Excavator CFJ00001-UP (MACHINE) POWERED BY 3196 Engine
385B Excavator MYA00001-UP (MACHINE) POWERED BY 3456 Engine
5090B Excavator SJY00001-UP (MACHINE) POWERED BY 3456 Engine
365B Series II Excavator JMB00001-UP (MACHINE) POWERED BY 3196 Engine
365B Material Handler SDL00001-UP (MACHINE) POWERED BY 3196 Engine
365B L U Front Shovel Excavator PEG00001-UP (MACHINE) POWERED BY 3196 Engine
385B L Excavator RCD00001-UP (MACHINE) POWERED BY 3456 Engine
385C L Excavator JCM00001-UP (MACHINE) POWERED BY C-18 Engine
365C L Excavator ELC00001-UP (MACHINE) POWERED BY C-15 Engine
385C Excavator KBC00001-UP (MACHINE) POWERED BY C18 Engine
385C FS Excavator MMA00001-UP (MACHINE) POWERED BY C-18 Engine
365C L Excavator MEM00001-UP (MACHINE) POWERED BY C-15 Engine
365C L Excavator MCS00001-UP (MACHINE) POWERED BY C-15 Engine
365C L Excavator FEN00001-UP (MACHINE) POWERED BY C-15 Engine
385C L Excavator T2E00001-UP (MACHINE) POWERED BY C-18 Engine
385C L Excavator EDA00001-UP (MACHINE) POWERED BY C18 Engine
385C Excavator MNZ00001-UP (MACHINE) POWERED BY C-18 Engine
385C FS Excavator T2F00001-UP (MACHINE) POWERED BY C18 Engine
385C FS Excavator GLT00001-UP (MACHINE) POWERED BY C18 Engine
385C & 385C L Excavator KGB00001-UP (MACHINE) POWERED BY C18 Engine
385C FS Excavator EAM00001-UP (MACHINE) POWERED BY C-18 Engine
365C L Hydraulic Excavator PAR00001-UP (MACHINE) POWERED BY C-15 Engine
385C Material Handler WAW00001-UP (MACHINE) POWERED BY C-18 Engine
365C L Excavator MCY00001-UP (MACHINE) POWERED BY C-15 Engine
365C L Material Handler GWC00001-UP (MACHINE) POWERED BY C-15 Engine
365C L Mobile Hydraulic Power Unit GSZ00001-UP (MACHINE) POWERED BY C15 Engine
390D L Excavator WAG00001-UP (MACHINE) POWERED BY C18 Engine
390D L Excavator WBT00001-UP (MACHINE) POWERED BY C18 Engine
390D L Excavator WAP00001-UP (MACHINE) POWERED BY C18 Engine
374D L Excavator PJA00001-UP (MACHINE) POWERED BY C15 Engine
374D L Excavator PAX00001-UP (MACHINE) POWERED BY C15 Engine
374D L Excavator PAP00001-UP (MACHINE) POWERED BY C-15 Engine
374D L Excavator PAS00001-UP (MACHINE) POWERED BY C15 Engine
385C Mobile Hydraulic Power Unit MSF00001-UP (MACHINE) POWERED BY C18 Engine
390D Excavator BYP00001-UP (MACHINE) POWERED BY C18 Engine
390D Excavator KCZ00001-UP (MACHINE) POWERED BY C18 Engine
385C L Mobile Hydraulic Power Unit M3W00001-UP (MACHINE) POWERED BY C18 Engine
990K Wheel Loader K9X00001-UP (MACHINE) POWERED BY C27 Engine
990K Wheel Loader M9P00001-UP (MACHINE) POWERED BY C27 Engine
993K Wheel Loader Z8D00001-UP (MACHINE) POWERED BY C32 Engine
993K Wheel Loader Z8Z00001-UP (MACHINE) POWERED BY C32 Engine
994K Wheel Loader MM900001-UP (MACHINE) POWERED BY 3516B Engine
CX48 A-P2560–3060 Transmission KS500001-UP
994F Wheel Loader 44200001-UP (MACHINE) POWERED BY 3516 Engine
993K Wheel Loader Z9K00001-UP (MACHINE) POWERED BY C32 Engine
993K Wheel Loader Z4Z00001-UP (MACHINE) POWERED BY C32 Engine
994H Wheel Loader DWC00001-UP (MACHINE) POWERED BY 3516B Engine
993K Wheel Loader Z4D00001-UP (MACHINE) POWERED BY C32 Engine
990K Wheel Loader A9P00001-UP (MACHINE) POWERED BY C27 Engine
990K Wheel Loader DJK00001-UP (MACHINE) POWERED BY C27 Engine
994K Wheel Loader MRK00001-UP (MACHINE) POWERED BY 3516B Engine


Parts seal Caterpillar catalog:

1915646 SEAL-U-CUP
324D, 325C, 325D L, 328D LCR, 330C, 330C FM, 330C L, 330D, 330D FM, 330D L, 330D LN, 336D, 336D L, 340D L, 385C L
1264002 SEAL-O-RING
330C, 330D L, 330D MH, 345B II, 345B II MH, 345C, 345C L, 345C MH, 345D, 345D L, 345D L VG, 349D, 349D L, 349E, 349E L, 349E L HVG, 349E L VG, 349F L, 374D L, 374F L
2147880 SEAL GP-DUO-CONE
345B II, 345C, 345C L, 365B, 365B II, 365C, 365C L, 365C L MH, 374D L, 374F L
3673929 SEAL-U-CUP
365B, 365B II, 365C, 365C L, 374D L, 374F L, 385B, 385C, 385C L, 390D, 390D L, 390F L
3673928 SEAL-BUFFER
365B, 365B II, 365C, 365C L, 374D L, 374F L, 385B, 385C, 385C L, 390D, 390D L, 390F L
1362942 SEAL-O-RING
365B, 365B II, 365B L, 365C, 365C L, 365C L MH, 374D L, 374F L
3678471 SEAL-O-RING
345C, 345C L, 345D, 345D L, 345D L VG, 349D, 349D L, 349E, 349E L, 349E L VG, 349F L, 365B II, 365C, 365C L, 374D L, 374F L, 385B, 385C, 385C L, 390D, 390D L, 390F L
2160010 SEAL-U-CUP
385B, 385C, 385C L, 390D, 390D L
0931347 SEAL-O-RING
328D LCR, 345B II, 345B L, 345C, 345C L, 345D L, 349E L, 349E L VG, 349F L, 350, 365B, 365B II, 365B L, E650
1132073 SEAL-O-RING
345B II, 345B L, 350, 365B, 365B II, 365B L
3678472 SEAL-O-RING
365C, 374D L, 374F L, 385B, 385C, 385C L, 390D, 390D L, 390F L
2415790 SEAL-O-RING
834K, 844H, 988K, 990H, D10N, D10R, D10T, D11R, D11T, D9T
2246079 SEAL-O-RING
773F, 775F, 844H, 990H, AD55B, AD60
9X3607 SEAL AS
322 LN, 322B L, 322B LN, 322C, 322C FM, 324D, 324D FM, 324D FM LL, 324D LN, 324E LN, 325 LN, 325B L, 325C, 325D, 325D L, 328D LCR, 329D LN, 330, 330 FM L, 330 L, 330B, 330B L, 330C, 330C FM, 330C L, 3...
0951726 SEAL-O-RING
322 LN, 322B L, 322B LN, 322C, 322C FM, 324D, 324D FM, 324D FM LL, 324D LN, 324E LN, 325 LN, 325B L, 325C, 325D, 325D L, 328D LCR, 329D LN, 330, 330 FM L, 330 L, 330B, 330B L, 330C, 330C FM, 330C L, 3...
1672415 SEAL-U-CUP
5110B, 994F, 994H
2253300 SEAL-WIPER
5230, 5230B, 994F, 994H
1921445 SEAL AS
5230, 5230B, 994F, 994H
1672240 SEAL AS-BUFFER
5230, 5230B, 994F, 994H
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