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2004A — BEARING,ROLLER,SELF-ALIGNING

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

2004A: BEARING,ROLLER,SELF-ALIGNING.

The BEARING,ROLLER,SELF-ALIGNING is a the manufacturer industrial component. Key specifications include material: STEEL COMP E51100 OR STEEL COMP E52100 ROLLER, bore_shape: STRAIGHT, bore_diameter: 55.0 MILLIMETERS NOMINAL MM, overall_width: 43.0 MILLIMETERS NOMINAL MM, surface_finish: GROUND, special_features: OIL HOLES AND GROOVE IN OUTER RING. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-156-1426, 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
2004A
NSN: 3110-00-156-1426
NIINs: 001561426, 014431462
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 55380 — HATCH & KIRK, INC. (USA)
SPECIFICATIONS
materialSTEEL COMP E51100 OR STEEL COMP E52100 ROLLER
bore_shapeSTRAIGHT
bore_diameter55.0 MILLIMETERS NOMINAL MM
overall_width43.0 MILLIMETERS NOMINAL MM
surface_finishGROUND
special_featuresOIL HOLES AND GROOVE IN OUTER RING
style_designatorDOUBLE ROW, SPHERICAL ROLLERS, SELF-CONTAINED, OUTER AND INNER RACEWAYS CONCAVE, NON-SEPARABLE
overall_outside_diameter120.0 MILLIMETERS NOMINAL MM
internal_fit-up_designationSTANDARD
standard_tolerance_designationRBEC NO.1
material_document_and_classification66 FED STD ALL MATERIAL RESPONSES ROLLER
NSN3110-00-156-1426
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 2004A · 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 FIT-UP DESIGNATION: STANDARD
•
SURFACE FINISH: GROUND
•
STYLE DESIGNATOR: DOUBLE ROW, SPHERICAL ROLLERS, SELF-CONTAINED, OUTER AND INNER RACEWAYS CONCAVE, NON-SEPARABLE
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD ALL MATERIAL RESPONSES OUTER RING
•
OVERALL OUTSIDE DIAMETER: 120.0 MILLIMETERS NOMINAL MM
TECHNICAL CHARACTERISTICS
INTERNAL FIT-UP DESIGNATIONSTANDARD
SURFACE FINISHGROUND
STYLE DESIGNATORDOUBLE ROW, SPHERICAL ROLLERS, SELF-CONTAINED, OUTER AND INNER RACEWAYS CONCAVE, NON-SEPARABLE
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES OUTER RING
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES ROLLER
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES INNER RING
OVERALL WIDTH43.0 MILLIMETERS NOMINAL MM
OVERALL OUTSIDE DIAMETER120.0 MILLIMETERS NOMINAL MM
BORE SHAPESTRAIGHT
SPECIAL FEATURESOIL HOLES AND GROOVE IN OUTER RING
SUBSTITUTES & CROSS-REFERENCES 8
60320P290Reference document
Same NSN cross-reference
Reference document — Secondary reference
55SD23Reference document
Same NSN cross-reference
Reference document — Secondary reference
22311LBReference document
Same NSN cross-reference
Reference document — Secondary reference
60376P290Reference document
Same NSN cross-reference
Reference document — Secondary reference
22311Reference document
Same NSN cross-reference
Reference document — Secondary reference
72-6970-603Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2004A?
2004A is a BEARING,ROLLER,SELF-ALIGNING.
What parts can replace 2004A?
There are 8 known substitutes for 2004A: 60320P290, 55SD23, 22311LB and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2004A?
2004A is cataloged in the U.S. Government catalog under NSN 3110-00-156-1426. This indicates validated use in U.S. government and defense supply chains.
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