MBR207 — BEARING UNIT,ROLLER

✓ Government record, cited

— · BALL BEARING

PRODUCT OVERVIEW

MBR207: BEARING UNIT,ROLLER.

The BEARING UNIT,ROLLER is a the manufacturer industrial component. Key specifications include material: RUBBER SEAL, seal_type: CONTACT, bore_diameter: 2.4375 INCHES NOMINAL IN, seal_location: BOTH ENDS, alignment_type: SELF-ALIGNING, housing_length: 2.6250 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3130-00-145-6977, 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

MBR207

NSN: 3130-00-145-6977
FSC: 3130 — Bearings, Mounted
CAGE: 77896 — REXNORD INDUSTRIES, LLC DIV AEROSSPACE BEARING OPERATION (USA)

SPECIFICATIONS

material	RUBBER SEAL
seal_type	CONTACT
bore_diameter	2.4375 INCHES NOMINAL IN
seal_location	BOTH ENDS
alignment_type	SELF-ALIGNING
housing_length	2.6250 INCHES NOMINAL IN
pilot_diameter	5.4980 INCHES MINIMUM AND 5.5000 INCHES MAXIMUM IN
collar_location	ONE END
housing_diameter	7.6250 INCHES NOMINAL IN
features_provided	GROUND ROLLING ELEMENT GROOVE
mounting_hole_type	ROUND, UNTHREADED
bolt_circle_diameter	6.5000 INCHES NOMINAL IN
NSN	3130-00-145-6977

COMPONENT DIAGRAM

KEY FEATURES

•

SEAL TYPE: CONTACT

•

LUBRICATION MATERIAL: GREASE

•

LUBRICATION FITTING TYPE: HYDRAULIC

•

ASSEMBLY OVERALL LENGTH: 3.5000 INCHES NOMINAL IN

•

INTERNAL FIT-UP DESIGNATION: STANDARD

•

MOUNTING HOLE TYPE: ROUND, UNTHREADED

•

ROTATING ELEMENT LOCKING METHOD: SETSCREW LOCKING COLLAR

•

SEAL LOCATION: BOTH ENDS

TECHNICAL CHARACTERISTICS

SEAL TYPE	CONTACT
LUBRICATION MATERIAL	GREASE
LUBRICATION FITTING TYPE	HYDRAULIC
ASSEMBLY OVERALL LENGTH	3.5000 INCHES NOMINAL IN
INTERNAL FIT-UP DESIGNATION	STANDARD
MOUNTING HOLE TYPE	ROUND, UNTHREADED
ROTATING ELEMENT LOCKING METHOD	SETSCREW LOCKING COLLAR
SEAL LOCATION	BOTH ENDS
STYLE DESIGNATOR	FLANGE CARTRIDGE BLOCK
MOUNTING HOLE DIAMETER	0.5000 INCHES NOMINAL IN

OTHER ITEMS IN FSC 3130 — Bearings, Mounted

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

3130-00-001-5118 3130-00-001-5137 3130-00-001-6585 3130-00-003-0422 3130-00-003-0455 3130-00-003-0794 3130-00-003-2802 3130-00-003-9535

SUBSTITUTES & CROSS-REFERENCES 1

30E77Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is MBR207?

MBR207 is a BEARING UNIT,ROLLER.

What parts can replace MBR207?

There is 1 known substitute for MBR207: 30E77. Substitute compatibility should be verified for your specific system.

What is the NSN for MBR207?

MBR207 is cataloged in the U.S. Government catalog under NSN 3130-00-145-6977. This indicates validated use in U.S. government and defense supply chains.

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MBR207 — BEARING UNIT,ROLLER

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