YR-642 — BEARING,ROLLER,NEEDLE

✓ Government record, cited

— · TAPERED BEARING

PRODUCT OVERVIEW

YR-642: BEARING,ROLLER,NEEDLE.

The BEARING,ROLLER,NEEDLE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, bore_diameter: 0.3743 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN, alignment_type: RIGID, surface_finish: GROUND, inner_ring_width: 0.3750 INCHES NOMINAL IN, outer_ring_width: 0.2810 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-771-7337, 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

YR-642

NSN: 3110-00-771-7337
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 39317 — MCGILL MANUFACTURING COMPANY INC USE CAGE CODE 92563 FOR CATALOGING. (USA)

SPECIFICATIONS

material	STEEL CORROSION RESISTING OVERALL
bore_diameter	0.3743 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN
alignment_type	RIGID
surface_finish	GROUND
inner_ring_width	0.3750 INCHES NOMINAL IN
outer_ring_width	0.2810 INCHES NOMINAL IN
special_features	HEAT STABILIZED FOR OPERATION TO 600 DEG F MAX DEGF
style_designator	AIRFRAME, HARDENED AND GROUND, NON-SEPARABLE
overall_outside_diameter	0.9990 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM IN
retainer_fabrication_method	PRESSED
NSN	3110-00-771-7337

COMPONENT DIAGRAM

KEY FEATURES

•

RETAINER FABRICATION METHOD: PRESSED

•

OUTER RING WIDTH: 0.2810 INCHES NOMINAL IN

•

SURFACE FINISH: GROUND

•

STYLE DESIGNATOR: AIRFRAME, HARDENED AND GROUND, NON-SEPARABLE

•

OVERALL OUTSIDE DIAMETER: 0.9990 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM IN

•

ALIGNMENT TYPE: RIGID

•

BORE DIAMETER: 0.3743 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN

TECHNICAL CHARACTERISTICS

RETAINER FABRICATION METHOD	PRESSED
OUTER RING WIDTH	0.2810 INCHES NOMINAL IN
SURFACE FINISH	GROUND
STYLE DESIGNATOR	AIRFRAME, HARDENED AND GROUND, NON-SEPARABLE
OVERALL OUTSIDE DIAMETER	0.9990 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM IN
ALIGNMENT TYPE	RIGID
SPECIAL FEATURES	HEAT STABILIZED FOR OPERATION TO 600 DEG F MAX DEGF
BORE DIAMETER	0.3743 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN
MATERIAL	STEEL CORROSION RESISTING OVERALL
INNER RING WIDTH	0.3750 INCHES NOMINAL IN

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 2

AC22063Reference document

Same NSN cross-reference

Reference document — Secondary reference

BACB10B317Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is YR-642?

YR-642 is a BEARING,ROLLER,NEEDLE.

What parts can replace YR-642?

There are 2 known substitutes for YR-642: AC22063, BACB10B317. Substitute compatibility should be verified for your specific system.

What is the NSN for YR-642?

YR-642 is cataloged in the U.S. Government catalog under NSN 3110-00-771-7337. This indicates validated use in U.S. government and defense supply chains.

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YR-642 — BEARING,ROLLER,NEEDLE

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