77521 — BEARING,BALL,ANNULAR

✓ Government record, cited

Giochi Preziosi · TAPERED BEARING

PRODUCT OVERVIEW

77521: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a Giochi Preziosi industrial component. Key specifications include special_features: STYLE DESIGNATOR:NO.60 IRREGULAR SHAPE FROM FIIG A03200, supplementary_features: CROSS-SECTIONAL SHAPE STYLE:NO.195 IRREGULAR SHAPE FROM FIIG A03200. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-155-6358, 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

77521

NSN: 3110-00-155-6358
NIINs: 001556358, 003629844, 011407101
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 43334 — GENERAL MOTORS CORP DELCO MORAINE NDH DIV (USA)

SPECIFICATIONS

special_features	STYLE DESIGNATOR:NO.60 IRREGULAR SHAPE FROM FIIG A03200
supplementary_features	CROSS-SECTIONAL SHAPE STYLE:NO.195 IRREGULAR SHAPE FROM FIIG A03200
NSN	3110-00-155-6358

COMPONENT DIAGRAM

KEY FEATURES

•

RETAINER FABRICATION METHOD: PRESSED

•

LUBRICATION MATERIAL: GREASE

•

INTERNAL FIT-UP DESIGNATION: STANDARD

•

SURFACE FINISH: GROUND

•

SHIELD QUANTITY: 2

•

STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE

•

OVERALL OUTSIDE DIAMETER: 190.00 MILLIMETERS NOMINAL MM

TECHNICAL CHARACTERISTICS

RETAINER FABRICATION METHOD	PRESSED
LUBRICATION MATERIAL	GREASE
INTERNAL FIT-UP DESIGNATION	STANDARD
SURFACE FINISH	GROUND
SHIELD QUANTITY	2
STYLE DESIGNATOR	NON-LOADING GROOVE, NON-SEPARABLE
OVERALL WIDTH	36.0 MILLIMETERS NOMINAL MM
OVERALL OUTSIDE DIAMETER	190.00 MILLIMETERS NOMINAL MM
BORE SHAPE	STRAIGHT
NONDEFINITIVE SPEC/STD DATA	111 TYPE AND 3 CLASS AND 00 GRADE

SUBSTITUTES & CROSS-REFERENCES 4

319687-172Reference document

Same NSN cross-reference

Reference document — Secondary reference

NU320MReference document

Same NSN cross-reference

Reference document — Secondary reference

FFB171Reference document

Same NSN cross-reference

Reference document — Identification reference

NU320Reference 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 77521?

77521 is a BEARING,BALL,ANNULAR manufactured by Giochi Preziosi.

What parts can replace 77521?

There are 4 known substitutes for 77521: 319687-172, NU320M, FFB171 and 1 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 77521?

77521 is cataloged in the U.S. Government catalog under NSN 3110-00-155-6358. This indicates validated use in U.S. government and defense supply chains.

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77521 — BEARING,BALL,ANNULAR

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