740721 — BEARING,ROLLER,CYLINDRICAL

✓ Government record, cited

— · TAPERED BEARING

PRODUCT OVERVIEW

740721: BEARING,ROLLER,CYLINDRICAL.

The BEARING,ROLLER,CYLINDRICAL is a the manufacturer industrial component. Key specifications include material: STEEL COMP 8620 INNER RING, bore_shape: STRAIGHT, bore_diameter: 1.1809 INCHES MINIMUM AND 1.1811 INCHES MAXIMUM IN, overall_width: 0.7460 INCHES MINIMUM AND 0.7480 INCHES MAXIMUM IN, surface_finish: GROUND, locating_feature: ONE DIRECTION. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-871-7623, 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

740721

NSN: 3110-00-871-7623
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 38443 — SKF USA INC. (USA)

SPECIFICATIONS

material	STEEL COMP 8620 INNER RING
bore_shape	STRAIGHT
bore_diameter	1.1809 INCHES MINIMUM AND 1.1811 INCHES MAXIMUM IN
overall_width	0.7460 INCHES MINIMUM AND 0.7480 INCHES MAXIMUM IN
surface_finish	GROUND
locating_feature	ONE DIRECTION
special_features	SILVER PLATEDRETAINER
style_designator	SINGLE ROW, ONE-DIRECTION LOCATING, TWO LIP INNER RING, ONE LIP OUTER RING, SEPARABLE
internal_clearance	0.0013 INCHES MINIMUM RADIAL AND 0.0022 INCHES MAXIMUM RADIAL IN
overall_outside_diameter	2.8343 INCHES MINIMUM AND 2.8346 INCHES MAXIMUM IN
retainer_fabrication_method	MACHINED
standard_tolerance_designation	RBEC NO.5
NSN	3110-00-871-7623

COMPONENT DIAGRAM

KEY FEATURES

•

RETAINER FABRICATION METHOD: MACHINED

•

INTERNAL CLEARANCE: 0.0013 INCHES MINIMUM RADIAL AND 0.0022 INCHES MAXIMUM RADIAL IN

•

LOCATING FEATURE: ONE DIRECTION

•

SURFACE FINISH: GROUND

•

STYLE DESIGNATOR: SINGLE ROW, ONE-DIRECTION LOCATING, TWO LIP INNER RING, ONE LIP OUTER RING, SEPARABLE

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS 6276 ASSN STD SINGLE MATERIAL RESPONSE INNER RING

TECHNICAL CHARACTERISTICS

RETAINER FABRICATION METHOD	MACHINED
INTERNAL CLEARANCE	0.0013 INCHES MINIMUM RADIAL AND 0.0022 INCHES MAXIMUM RADIAL IN
LOCATING FEATURE	ONE DIRECTION
SURFACE FINISH	GROUND
STYLE DESIGNATOR	SINGLE ROW, ONE-DIRECTION LOCATING, TWO LIP INNER RING, ONE LIP OUTER RING, SEPARABLE
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 6276 ASSN STD SINGLE MATERIAL RESPONSE INNER RING
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 6276 ASSN STD SINGLE MATERIAL RESPONSE ROLLER
OVERALL WIDTH	0.7460 INCHES MINIMUM AND 0.7480 INCHES MAXIMUM IN
OVERALL OUTSIDE DIAMETER	2.8343 INCHES MINIMUM AND 2.8346 INCHES MAXIMUM IN
BORE SHAPE	STRAIGHT

SUBSTITUTES & CROSS-REFERENCES 4

548259Reference document

Same NSN cross-reference

Reference document — Secondary reference

2173962Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

548237Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

548236Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

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

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FREQUENTLY ASKED QUESTIONS

What is 740721?

740721 is a BEARING,ROLLER,CYLINDRICAL.

What parts can replace 740721?

There are 4 known substitutes for 740721: 548259, 2173962, 548237 and 1 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 740721?

740721 is cataloged in the U.S. Government catalog under NSN 3110-00-871-7623. This indicates validated use in U.S. government and defense supply chains.

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740721 — BEARING,ROLLER,CYLINDRICAL

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