78916 — BEARING,ROLLER,CYLINDRICAL

✓ Government record, cited

— · TAPERED BEARING

PRODUCT OVERVIEW

78916: BEARING,ROLLER,CYLINDRICAL.

The BEARING,ROLLER,CYLINDRICAL is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 2024 BAND, lug_width: 0.500 INCHES NOMINAL IN, overall_width: 0.593 INCHES NOMINAL IN, style_designator: RIGHT HAND CLAMP & BRACKET, lug_hole_diameter: 0.199 INCHES NOMINAL IN, material_thickness: 0.051 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-155-7351, 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

78916

NSN: 3110-00-155-7351
NIINs: 001557351, 008276556
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 81142 — EATON CORP AXLE DIV (USA)

SPECIFICATIONS

material	ALUMINUM ALLOY 2024 BAND
lug_width	0.500 INCHES NOMINAL IN
overall_width	0.593 INCHES NOMINAL IN
style_designator	RIGHT HAND CLAMP & BRACKET
lug_hole_diameter	0.199 INCHES NOMINAL IN
material_thickness	0.051 INCHES NOMINAL IN
loop_inside_diameter	1.000 INCHES NOMINAL IN
cushioning_environmental_protection	FUEL, AROMATIC
material_document_and_classification	QQ-A-250/5 TEMPER 0 FED SPEC SINGLE MATERIAL RESPONSE BAND
distance_from_loop_center_to_tongue_end	1.156 INCHES NOMINAL IN
distance_from_outer_edge_of_lug_to_hole_center	0.250 INCHES NOMINAL IN
center_to_center_distance_between_loop_and_lug_hole	1.250 INCHES NOMINAL IN
NSN	3110-00-155-7351

COMPONENT DIAGRAM

KEY FEATURES

•

INTERNAL FIT-UP DESIGNATION: STANDARD

•

LOCATING FEATURE: NONLOCATING

•

SURFACE FINISH: GROUND

•

STYLE DESIGNATOR: SINGLE ROW, NON-LOCATING, TWO LIP INNER RING, CYLINDRICAL OUTER RING, SEPARABLE

•

OVERALL OUTSIDE DIAMETER: 100.0 MILLIMETERS NOMINAL MM

•

BORE SHAPE: STRAIGHT

•

STANDARD TOLERANCE DESIGNATION: RBEC NO.1

TECHNICAL CHARACTERISTICS

INTERNAL FIT-UP DESIGNATION	STANDARD
LOCATING FEATURE	NONLOCATING
SURFACE FINISH	GROUND
STYLE DESIGNATOR	SINGLE ROW, NON-LOCATING, TWO LIP INNER RING, CYLINDRICAL OUTER RING, SEPARABLE
OVERALL WIDTH	25.0 MILLIMETERS NOMINAL MM
OVERALL OUTSIDE DIAMETER	100.0 MILLIMETERS NOMINAL MM
BORE SHAPE	STRAIGHT
STANDARD TOLERANCE DESIGNATION	RBEC NO.1
BORE DIAMETER	45.0 MILLIMETERS NOMINAL MM
MATERIAL	STEEL OUTER RING

SUBSTITUTES & CROSS-REFERENCES 8

5EX81Reference document

Same NSN cross-reference

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

NM45Reference document

Same NSN cross-reference

Reference document — Secondary reference

R345Reference document

Same NSN cross-reference

Reference document — Secondary reference

A21916-7Reference document

Same NSN cross-reference

Reference document — Replaced / superseded reference

MS309Reference document

Same NSN cross-reference

Reference document — Replaced / superseded reference

BU1309ZReference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

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

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FREQUENTLY ASKED QUESTIONS

What is 78916?

78916 is a BEARING,ROLLER,CYLINDRICAL.

What parts can replace 78916?

There are 8 known substitutes for 78916: 5EX81, NM45, R345 and 5 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 78916?

78916 is cataloged in the U.S. Government catalog under NSN 3110-00-155-7351. This indicates validated use in U.S. government and defense supply chains.

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78916 — BEARING,ROLLER,CYLINDRICAL

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