MR20SS — BEARING,ROLLER,NEEDLE

✓ Government record, cited

— · TAPERED BEARING

PRODUCT OVERVIEW

MR20SS: BEARING,ROLLER,NEEDLE.

The BEARING,ROLLER,NEEDLE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_diameter: 1.2500 INCHES NOMINAL IN, overall_width: 1.2500 INCHES NOMINAL IN, alignment_type: RIGID, surface_finish: GROUND, special_features: OIL HOLE AND GROOVE IN OD OF OUTER RING,TWO SEALS WITH LIPS TURNED INWARD. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-973-8486, 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

MR20SS

NSN: 3110-00-973-8486
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 39317 — MCGILL MANUFACTURING COMPANY INC USE CAGE CODE 92563 FOR CATALOGING. (USA)

SPECIFICATIONS

material	STEEL OVERALL
bore_diameter	1.2500 INCHES NOMINAL IN
overall_width	1.2500 INCHES NOMINAL IN
seal_quantity	2
alignment_type	RIGID
surface_finish	GROUND
special_features	OIL HOLE AND GROOVE IN OD OF OUTER RING,TWO SEALS WITH LIPS TURNED INWARD
style_designator	NON-SEPARABLE, WITH ROLLER RETAINER, HARDENED AND GROUND
bearing_seal_type	LIPS TURNED INWARDLY
overall_outside_diameter	1.7500 INCHES NOMINAL IN
retainer_fabrication_method	PRESSED
standard_tolerance_designation	AFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
NSN	3110-00-973-8486

COMPONENT DIAGRAM

KEY FEATURES

•

RETAINER FABRICATION METHOD: PRESSED

•

BEARING SEAL TYPE: LIPS TURNED INWARDLY

•

SURFACE FINISH: GROUND

•

STYLE DESIGNATOR: NON-SEPARABLE, WITH ROLLER RETAINER, HARDENED AND GROUND

•

OVERALL OUTSIDE DIAMETER: 1.7500 INCHES NOMINAL IN

•

ALIGNMENT TYPE: RIGID

TECHNICAL CHARACTERISTICS

RETAINER FABRICATION METHOD	PRESSED
BEARING SEAL TYPE	LIPS TURNED INWARDLY
SURFACE FINISH	GROUND
STYLE DESIGNATOR	NON-SEPARABLE, WITH ROLLER RETAINER, HARDENED AND GROUND
OVERALL WIDTH	1.2500 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER	1.7500 INCHES NOMINAL IN
ALIGNMENT TYPE	RIGID
SPECIAL FEATURES	OIL HOLE AND GROOVE IN OD OF OUTER RING,TWO SEALS WITH LIPS TURNED INWARD
SEAL QUANTITY	2
STANDARD TOLERANCE DESIGNATION	AFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS

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

HJRR-202820Reference document

Same NSN cross-reference

Reference document — Secondary 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 MR20SS?

MR20SS is a BEARING,ROLLER,NEEDLE.

What parts can replace MR20SS?

There is 1 known substitute for MR20SS: HJRR-202820. Substitute compatibility should be verified for your specific system.

What is the NSN for MR20SS?

MR20SS is cataloged in the U.S. Government catalog under NSN 3110-00-973-8486. This indicates validated use in U.S. government and defense supply chains.

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MR20SS — BEARING,ROLLER,NEEDLE

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