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6870977 — BEARING,ROLLER,CYLINDRICAL

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

6870977: BEARING,ROLLER,CYLINDRICAL.

The BEARING,ROLLER,CYLINDRICAL is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY RETAINER, bore_shape: STRAIGHT, surface_finish: GROUND, locating_feature: NONLOCATING, special_features: KEYSLOT IN PERIPHERY OF OUTER RING, internal_clearance: 0.0020 INCHES MINIMUM RADIAL AND 0.0030 INCHES MAXIMUM RADIAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-182-8691, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
6870977
NSN: 3110-00-182-8691
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 73342 — ALLISON TRANSMISSION INC DBA ALLISON TRANSMISSION, INC (USA)
SPECIFICATIONS
materialCOPPER ALLOY RETAINER
bore_shapeSTRAIGHT
surface_finishGROUND
locating_featureNONLOCATING
special_featuresKEYSLOT IN PERIPHERY OF OUTER RING
internal_clearance0.0020 INCHES MINIMUM RADIAL AND 0.0030 INCHES MAXIMUM RADIAL IN
material_document_and_classificationAMS 6444 ASSN STD SINGLE MATERIAL RESPONSE INNER RING
NSN3110-00-182-8691
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 6870977 · OEM ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
INTERNAL CLEARANCE: 0.0020 INCHES MINIMUM RADIAL AND 0.0030 INCHES MAXIMUM RADIAL IN
•
LOCATING FEATURE: NONLOCATING
•
SURFACE FINISH: GROUND
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 6444 ASSN STD SINGLE MATERIAL RESPONSE ROLLER
TECHNICAL CHARACTERISTICS
INTERNAL CLEARANCE0.0020 INCHES MINIMUM RADIAL AND 0.0030 INCHES MAXIMUM RADIAL IN
LOCATING FEATURENONLOCATING
SURFACE FINISHGROUND
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 6444 ASSN STD SINGLE MATERIAL RESPONSE ROLLER
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 6444 ASSN STD SINGLE MATERIAL RESPONSE INNER RING
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 6444 ASSN STD SINGLE MATERIAL RESPONSE OUTER RING
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 4616 ASSN STD SINGLE MATERIAL RESPONSE RETAINER
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 6444 ASSN STD SINGLE MATERIAL RESPONSE SIDE PLATE
BORE SHAPESTRAIGHT
SPECIAL FEATURESKEYSLOT IN PERIPHERY OF OUTER RING
OTHER ITEMS IN FSC 3110 — Bearings, Antifriction, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3110-00-001-1937 3110-00-001-1938 3110-00-001-4661 3110-00-001-4662 3110-00-001-4689 3110-00-001-4722
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 6870977?
6870977 is a BEARING,ROLLER,CYLINDRICAL.
What is the NSN for 6870977?
6870977 is cataloged in the U.S. Government catalog under NSN 3110-00-182-8691. This indicates validated use in U.S. government and defense supply chains.
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