457526 — BEARING,BALL,ANNULAR

✓ Government record, cited

— · TAPERED BEARING

PRODUCT OVERVIEW

457526: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: STEEL BALL, bore_shape: STRAIGHT, bore_diameter: 17.0000 MILLIMETERS NOMINAL MM, overall_width: 7.0 MILLIMETERS NOMINAL MM, load_direction: RADIAL, surface_finish: GROUND. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-858-2670, 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

457526

NSN: 3110-00-858-2670
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)

SPECIFICATIONS

material	STEEL BALL
bore_shape	STRAIGHT
bore_diameter	17.0000 MILLIMETERS NOMINAL MM
overall_width	7.0 MILLIMETERS NOMINAL MM
load_direction	RADIAL
surface_finish	GROUND
style_designator	NON-LOADING GROOVE, NON-SEPARABLE
precious_material	SILVER
internal_clearance	0.0005 INCHES MINIMUM RADIAL AND 0.0009 INCHES MAXIMUM RADIAL IN
overall_outside_diameter	30.0000 MILLIMETERS NOMINAL MM
retainer_fabrication_method	MACHINED
criticality_code_justification	FEAT
NSN	3110-00-858-2670

COMPONENT DIAGRAM

KEY FEATURES

•

RETAINER FABRICATION METHOD: MACHINED

•

INTERNAL CLEARANCE: 0.0005 INCHES MINIMUM RADIAL AND 0.0009 INCHES MAXIMUM RADIAL IN

•

SURFACE FINISH: GROUND

•

PRECIOUS MATERIAL: SILVER

•

SPECIAL TEST FEATURES: MATERIAL: OUTER RING: AMS 6440, HARDNESS: ROCKWELL C-58 MININUM OR EQUIVALENT; INNER RING: AMS 6440, HARDNESS: ROCKWELL C-58 MINIMUM OR EQUIVALENT; BALLS-AMS 6440, HARDNESS: ROCKWELL C-58 MINIMUM OR EQUIVALENT; CAGE: AMS 4616 FORGED SILICON BRONZE; SILVER PLATE AMS 2412 NO STRIKE METAL; REQUIRED BAKE: 475-500 DEGREES FAHRENHEIT FOR 2HRS TO CHECK BOND-PLATE .0005-.0015" THICK ON LAND RIDING SURFACES AND BALL POCKETS; BALLS AND RINGS MUST BE STABILIZED FOR MINIMUM DISTORTION AT 400 DEGREES FAHRENHEIT

•

CRITICALITY CODE JUSTIFICATION: FEAT

•

STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS 6440 ASSN STD SINGLE MATERIAL RESPONSE INNER RING

TECHNICAL CHARACTERISTICS

RETAINER FABRICATION METHOD	MACHINED
INTERNAL CLEARANCE	0.0005 INCHES MINIMUM RADIAL AND 0.0009 INCHES MAXIMUM RADIAL IN
SURFACE FINISH	GROUND
PRECIOUS MATERIAL	SILVER
SPECIAL TEST FEATURES	MATERIAL: OUTER RING: AMS 6440, HARDNESS: ROCKWELL C-58 MININUM OR EQUIVALENT; INNER RING: AMS 6440, HARDNESS: ROCKWELL C-58 MINIMUM OR EQUIVALENT; BALLS-AMS 6440, HARDNESS: ROCKWELL C-58 MINIMUM OR EQUIVALENT; CAGE: AMS 4616 FORGED SILICON BRONZE; SILVER PLATE AMS 2412 NO STRIKE METAL; REQUIRED BAKE: 475-500 DEGREES FAHRENHEIT FOR 2HRS TO CHECK BOND-PLATE .0005-.0015" THICK ON LAND RIDING SURFACES AND BALL POCKETS; BALLS AND RINGS MUST BE STABILIZED FOR MINIMUM DISTORTION AT 400 DEGREES FAHRENHEIT
CRITICALITY CODE JUSTIFICATION	FEAT
STYLE DESIGNATOR	NON-LOADING GROOVE, NON-SEPARABLE
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 6440 ASSN STD SINGLE MATERIAL RESPONSE INNER RING
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 6440 ASSN STD SINGLE MATERIAL RESPONSE OUTER RING
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 6416 ASSN STD SINGLE MATERIAL RESPONSE RETAINER

SUBSTITUTES & CROSS-REFERENCES 4

799764Reference document

Same NSN cross-reference

Reference document — Secondary reference

799838Reference document

Same NSN cross-reference

Reference document — Secondary reference

380005Reference document

Same NSN cross-reference

Reference document — Secondary reference

380006Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 457526?

457526 is a BEARING,BALL,ANNULAR.

What parts can replace 457526?

There are 4 known substitutes for 457526: 799764, 799838, 380005 and 1 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 457526?

457526 is cataloged in the U.S. Government catalog under NSN 3110-00-858-2670. This indicates validated use in U.S. government and defense supply chains.

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457526 — BEARING,BALL,ANNULAR

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