2907772-2 — BEARING,ROLLER,NEEDLE

✓ Government record, cited

— · TAPERED BEARING

PRODUCT OVERVIEW

2907772-2: BEARING,ROLLER,NEEDLE.

The BEARING,ROLLER,NEEDLE is a the manufacturer industrial component. Key specifications include material: STEEL COMP E52100 ROLLER, bore_diameter: 200.0 MILLIMETERS NOMINAL MM, overall_width: 50.0 MILLIMETERS NOMINAL MM, alignment_type: RIGID, surface_finish: GROUND, special_features: OIL HOLE AND GROOVE IN OUTER RING. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-282-7552, 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

2907772-2

NSN: 3110-01-282-7552
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)

SPECIFICATIONS

material	STEEL COMP E52100 ROLLER
bore_diameter	200.0 MILLIMETERS NOMINAL MM
overall_width	50.0 MILLIMETERS NOMINAL MM
alignment_type	RIGID
surface_finish	GROUND
special_features	OIL HOLE AND GROOVE IN OUTER RING
style_designator	SEPARABLE INNER RACE, WITH ROLLER RETAINER, HARDENED AND GROUND
lubrication_material	LUBRICANT
overall_outside_diameter	250.0 MILLIMETERS NOMINAL MM
retainer_fabrication_method	PRESSED
standard_tolerance_designation	RBEC NO.1
material_document_and_classification	ASTM A576 ASSN STD SINGLE MATERIAL RESPONSE RETAINER
NSN	3110-01-282-7552

COMPONENT DIAGRAM

KEY FEATURES

•

RETAINER FABRICATION METHOD: PRESSED

•

LUBRICATION MATERIAL: LUBRICANT

•

SURFACE FINISH: GROUND

•

STYLE DESIGNATOR: SEPARABLE INNER RACE, WITH ROLLER RETAINER, HARDENED AND GROUND

•

MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A576 ASSN STD SINGLE MATERIAL RESPONSE RETAINER

•

OVERALL OUTSIDE DIAMETER: 250.0 MILLIMETERS NOMINAL MM

•

ALIGNMENT TYPE: RIGID

TECHNICAL CHARACTERISTICS

RETAINER FABRICATION METHOD	PRESSED
LUBRICATION MATERIAL	LUBRICANT
SURFACE FINISH	GROUND
STYLE DESIGNATOR	SEPARABLE INNER RACE, WITH ROLLER RETAINER, HARDENED AND GROUND
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A576 ASSN STD SINGLE MATERIAL RESPONSE RETAINER
OVERALL WIDTH	50.0 MILLIMETERS NOMINAL MM
OVERALL OUTSIDE DIAMETER	250.0 MILLIMETERS NOMINAL MM
ALIGNMENT TYPE	RIGID
SPECIAL FEATURES	OIL HOLE AND GROOVE IN OUTER RING
STANDARD TOLERANCE DESIGNATION	RBEC NO.1

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 1

NA4840Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 2907772-2?

2907772-2 is a BEARING,ROLLER,NEEDLE.

What parts can replace 2907772-2?

There is 1 known substitute for 2907772-2: NA4840. Substitute compatibility should be verified for your specific system.

What is the NSN for 2907772-2?

2907772-2 is cataloged in the U.S. Government catalog under NSN 3110-01-282-7552. This indicates validated use in U.S. government and defense supply chains.

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2907772-2 — BEARING,ROLLER,NEEDLE

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