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0102030405
1M8746 SEAL GROUP-DUO-CONE_2 (1).jpg
1M8746 SEAL GROUP-DUO-CONE (1).jpg
1M8746 SEAL GROUP-DUO-CONE_1 (1).jpg

1M-8746 113.71 mm Outer Diameter Double Tapered Seal Assembly 1M8746

1M-8746 113.71 mm Outer Diameter Double Tapered Seal Assembly 1M8746

Duo-cone seals are metal-to-metal seals used in idler wheels and track rollers to prevent oil loss and dust ingress.

  • NBR Operating Temperature <100°
  • HNBR Operating Temperature ≥100°
  • Ni4Cr2 Hardness HRC57-64
  • Ni4Cr2Mo Hardness HRC60-65
  • Ni4Cr2&Ni4Cr2Mo Lifespan 1200-1500 Hours
  • 15Cr3Mo Hardness HRC65-70
  • 15Cr3Mo Lifespan 4000 Hours
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APPLICATION
SPECIFICATION
COMPATIBLE MODEL

Double-tapered seal for idler wheels and track rollers

WHEEL TRACTOR 621 641 651
TRACK LOADER 935C 983B 931C 983 935C II 931C II
LANDFILL COMPACTOR 826B
MOTOR GRADER 16
WINCH 53
BACKHOE D3 931
WHEEL SKIDDER 518 528
TRACK-TYPE TRACTOR D9H D3C D4C II D8K D4C D8H D9E D9G D3C II
CHALLENGER 65B 65
RIPPER 3
PIPELAYER 594H 583K 583H 594
WHEEL SCRAPER 613 633B 657 633 633D 639D 613B 651
EXCAVATOR 245
BULLDOZER 834S 824S 825 824 826B 834 824C
Units containing the spare part 1M8746 SEAL GROUP-DUO-CONE
  • 7M5288 TRACK CARRIER ROLLER GROUP--4 Required (D9H)
  • FRONT IDLER--Part 2 of 2 (D8H)
  • 7S9041 TRACK ROLLER GROUP--Single Flange--6 Required (D8H)
  • 7S9042 TRACK ROLLER GROUP--Double Flange--6 Required (D8H)
  • FRONT IDLER (7S2036 N/S)--Part 2 of 2 (D8H)
  • FAIRLEAD (9K4936 N/S)--Rear View (518)
  • 7M5288 TRACK CARRIER ROLLER GROUP--4 Groups Required (D9G)
  • 3J9519 HYDRAULIC SWIVEL JOINT GROUP--Type 1 (825)
  • FRONT IDLER (7S815 N/S)--Part 3 of 3 (983)
  • FRONT IDLER (9S4595 N/S)--Part 2 of 2 (D8H)
  • ELEVATOR FRAME (6M4918 N/S)--As Viewed from Front R.H. Side of Scraper--Part 2 of 2 (633)
  • FAIRLEAD (7K8958 N/S)--Rear View (518)

Part Name SEAL GROUP-DUO-CONE
Part Number 1M8746
Unit 7M5288 TRACK CARRIER ROLLER GROUP--4 Required