773L21A — BEARING,BALL,ANNULAR

✓ Government record, cited

— · TAPERED BEARING

PRODUCT OVERVIEW

773L21A: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_shape: STRAIGHT, bore_diameter: 105.0 MILLIMETERS NOMINAL MM, overall_width: 26.0 MILLIMETERS NOMINAL MM, load_direction: RADIAL, surface_finish: GROUND. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-227-2055, 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

773L21A

NSN: 3110-00-227-2055
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 24617 — GENERAL MOTORS CORP (USA)

SPECIFICATIONS

material	STEEL OVERALL
bore_shape	STRAIGHT
bore_diameter	105.0 MILLIMETERS NOMINAL MM
overall_width	26.0 MILLIMETERS NOMINAL MM
load_direction	RADIAL
surface_finish	GROUND
shield_quantity	2
special_features	TWO 5/64 IN. DRILLED HOLES IN OD,180 DEG APART IN
style_designator	NON-LOADING GROOVE, NON-SEPARABLE
lubrication_material	GREASE
overall_outside_diameter	160.0 MILLIMETERS NOMINAL MM
internal_fit-up_designation	STANDARD
NSN	3110-00-227-2055

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: 160.0 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	26.0 MILLIMETERS NOMINAL MM
OVERALL OUTSIDE DIAMETER	160.0 MILLIMETERS NOMINAL MM
BORE SHAPE	STRAIGHT
NONDEFINITIVE SPEC/STD DATA	111 TYPE AND 3 CLASS AND 00 GRADE

SUBSTITUTES & CROSS-REFERENCES 6

9121KDD2Reference document

Same NSN cross-reference

Reference document — Secondary reference

FF-B-171Reference document

Same NSN cross-reference

Reference document — Identification reference

3110PL0894133Reference document

Same NSN cross-reference

Reference document — Informative reference only

MIL-G-18709Reference document

Same NSN cross-reference

Reference document — Identification reference

1594151Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

7F4380Reference 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 773L21A?

773L21A is a BEARING,BALL,ANNULAR.

What parts can replace 773L21A?

There are 6 known substitutes for 773L21A: 9121KDD2, FF-B-171, 3110PL0894133 and 3 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 773L21A?

773L21A is cataloged in the U.S. Government catalog under NSN 3110-00-227-2055. This indicates validated use in U.S. government and defense supply chains.

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773L21A — BEARING,BALL,ANNULAR

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