A624M — GEAR CLUSTER

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

A624M: GEAR CLUSTER.

The GEAR CLUSTER is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_style: STRAIGHT SPLINE BOTH ENDS, design_type: SPUR SECOND GEAR, construction: SOLID, hardness_rating: 58.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM OVERALL, spline_quantity: 6 BOTH ENDS. This part is cataloged in the U.S.

Government catalog under NSN 3020-00-324-9797, 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

A624M

NSN: 3020-00-324-9797
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 13841 — TIFFIN PARTS, L.L.C. DIV SUBSIDIARY OF PETTIBONE CORP. (USA)

SPECIFICATIONS

material	STEEL OVERALL
bore_style	STRAIGHT SPLINE BOTH ENDS
design_type	SPUR SECOND GEAR
construction	SOLID
hardness_rating	58.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM OVERALL
spline_quantity	6 BOTH ENDS
hub_nominal_length	0.250 INCHES BETWEEN FIRST AND SECOND GEAR IN
hub_nominal_diameter	5.750 INCHES BETWEEN FIRST AND SECOND GEAR IN
hub_style_designator	PLAIN BETWEEN FIRST AND SECOND GEAR
bore_nominal_diameter	2.298 INCHES BOTH ENDS IN
nominal_overall_length	4.282 INCHES IN
nominal_outside_diameter	6.795 INCHES SECOND GEAR IN
NSN	3020-00-324-9797

COMPONENT DIAGRAM

KEY FEATURES

•

BORE NOMINAL DIAMETER: 2.298 INCHES BOTH ENDS IN

•

HUB NOMINAL DIAMETER: 2.750 INCHES SECOND END IN

•

DESIGN TYPE: SPUR SECOND GEAR

•

BORE STYLE: STRAIGHT SPLINE BOTH ENDS

•

HARDNESS RATING: 58.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM OVERALL

TECHNICAL CHARACTERISTICS

BORE NOMINAL DIAMETER	2.298 INCHES BOTH ENDS IN
HUB NOMINAL DIAMETER	2.750 INCHES SECOND END IN
HUB NOMINAL DIAMETER	3.250 INCHES FIRST END IN
HUB NOMINAL DIAMETER	5.750 INCHES BETWEEN FIRST AND SECOND GEAR IN
DESIGN TYPE	SPUR SECOND GEAR
DESIGN TYPE	SPUR FIRST GEAR
BORE STYLE	STRAIGHT SPLINE BOTH ENDS
HARDNESS RATING	58.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM OVERALL
NOMINAL OVERALL LENGTH	4.282 INCHES IN
HUB STYLE DESIGNATOR	PLAIN BETWEEN FIRST AND SECOND GEAR

SUBSTITUTES & CROSS-REFERENCES 1

472700Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is A624M?

A624M is a GEAR CLUSTER.

What parts can replace A624M?

There is 1 known substitute for A624M: 472700. Substitute compatibility should be verified for your specific system.

What is the NSN for A624M?

A624M is cataloged in the U.S. Government catalog under NSN 3020-00-324-9797. This indicates validated use in U.S. government and defense supply chains.

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A624M — GEAR CLUSTER

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