393-7949 Stick / Arm Cylinder Seal Kit for Caterpillar 312D 312E 314E CR

393-7949 Stick / Arm Cylinder Seal Kit for Caterpillar Excavators

Address hydraulic fluid leaks and restore proper stick cylinder pressure with the WINSCHEN 393-7949 Seal Kit. Engineered for Caterpillar excavator stick / arm cylinder service, this aftermarket seal kit provides the essential sealing components required to rebuild and maintain hydraulic cylinder assemblies.

Key Features

Direct Replacement: Manufactured for Caterpillar part number 393-7949 stick / arm cylinder seal kit applications.
Industrial Durability: Related parts are filtered to confirmed J-marked seal kit service components from the catalog data.
Cost-Effective Maintenance: A practical aftermarket replacement for hydraulic cylinder repair, helping reduce downtime during equipment service.

Compatible Equipment Models

Excavators: 312D, 312D L, 312D2, 312D2 GC, 312D2 L, 312E, 312E L, 313D2, 313D2 LGP, 314D CR, 314D LCR, 314E CR, 314E LCR Caterpillar

Seal Kit Related Parts

Part No	Qty	Parts name
416-1284	1	SEAL-WIPER
416-1285	1	SEAL-U-CUP
416-1287	1	SEAL-BUFFER
416-1286	1	RING-BACKUP
416-1288	1	SEAL-O-RING
416-1289	1	RING-BACKUP
416-1291	1	SEAL AS
416-1290	2	RING-WEAR
416-1292	2	RING-WEAR
416-1293	1	RING-SEAL
416-1294	1	RING-SEAL

Specifications

Part Number	393-7949 (3937949)
Part Type	Stick / Arm Cylinder Seal Kit
Application	Hydraulic Cylinder Rebuild
Brand	WINSCHEN
Country of Origin	China
SKU	CAT-393-7949
MOQ	1 SET
Delivery Time	1-3 business days

To ensure proper fitment, please verify your machine model and original part number with our support team prior to purchasing. We offer fast global shipping to keep your equipment operating efficiently.

Related Caterpillar Seal Kit Categories

Browse more Caterpillar replacement parts or compare other hydraulic cylinder seal kits. For fitment confirmation, send the OEM part number, machine model through our inquiry form or WhatsApp.