OS12977TA2
OS12977TA2 - Image 2
OS12977TA2 - Image 3

INCH OIL SEAL, STYLE TA2
NBR, DUAL LIP W/ SPR, MTL OD W/ RFG PLATE
SHAFT: 6.375 IN (161.93 MM)
BORE: 7.875 IN (200.03 MM)
WIDTH: 0.563 IN (14.30 MM)

OS12977TA2

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Stock & Availability (ea)
In Stock: 0
Inbound Stock: 0
Offsite Stock: 0 ($50 Line Min)
New Production: Unlimited ($250 Line Min)
Expedited Shipping*: 09/14/2026
Standard Shipping: 11/02/2026
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Interchange Part Numbers

  • (OLD) OS6.375-7.875-.563TA2
  • BEARINGSHEADQUARTERS C33RJ82600
  • CRINDUSTRIES 785B612
  • CRINDUSTRIES 785BM612
  • DICHTO 75017624
  • DICHTOMATIK 637856TA
  • FREIGHTLINER CHR63734
  • INGERSOLRAND 51905081
  • LETOURNEAU(WABCO) HD6845-1
  • LETOURNEAU(WABCO) HD6845-2
  • LETOURNEAU(WABCO) HD6845-3
  • LETOURNEAU(WABCO) HD6845-4
  • LETOURNEAU(WABCO) HD6845-5
  • LETOURNEAU(WABCO) HD6845-6
  • MACKDDS 145863734
  • MACKPDC 63734
  • MOPAR T3309
  • MOPAR T63734
  • MOTIONINDUSTRIES X94666
  • NAVISTARPDC CR63734
  • PACCARPARTS 63734CHR
  • SEALEDPOWER-SEALS N63734
  • SKF-SEALS OS63734
  • TIMKEN (NATIONAL) 417563*
  • TRANSCOMINC(TCM) 637856TA
  • TROSTEL T235110
  • WABCO HD6845
  • WABCO HD6845-12
  • WABCO HE6845-12
  • WABCO TJ4130
  • WABCO TJ4130-1
  • WESTINGHOUSE HD6845-7
  • WESTON W78863756

Additional information

Weight 0.79084 lbs
Shipping Dimensions 7.875 × 7.875 × 0.563 in
Material

Size

12977
Style

Description

Product Drawing: OS12977TA2.pdf