7666399 — GEAR CLUSTER

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

7666399: GEAR CLUSTER.

The GEAR CLUSTER is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303SE OVERALL, bore_style: W/COUNTERBORE FIRST COUNTERBORE FIRST END, design_type: SPUR ALL GEARS, construction: SOLID, hardness_rating: 56.0 ROCKWELL C MINIMUM OR 60.0 ROCKWELL C MAXIMUM OVERALL, surface_treatment: PASSIVATE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 3020-00-346-7696, 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

7666399

NSN: 3020-00-346-7696
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)

SPECIFICATIONS

material	STEEL COMP 303SE OVERALL
bore_style	W/COUNTERBORE FIRST COUNTERBORE FIRST END
design_type	SPUR ALL GEARS
construction	SOLID
hardness_rating	56.0 ROCKWELL C MINIMUM OR 60.0 ROCKWELL C MAXIMUM OVERALL
surface_treatment	PASSIVATE OVERALL
hub_nominal_length	0.135 INCHES BETWEEN FIRST AND SECOND GEAR IN
bore_nominal_diameter	0.626 INCHES SECOND END IN
nominal_overall_length	1.473 INCHES IN
nominal_outside_diameter	1.495 INCHES THIRD GEAR IN
counterbore_nominal_depth	0.291 INCHES SECOND END IN
counterbore_nominal_diameter	1.313 INCHES SECOND END IN
NSN	3020-00-346-7696

COMPONENT DIAGRAM

KEY FEATURES

•

BORE NOMINAL DIAMETER: 0.626 INCHES SECOND END IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-P-12011 FN 22.04 GR 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL

•

COUNTERBORE NOMINAL DIAMETER: 1.313 INCHES SECOND END IN

•

DESIGN TYPE: SPUR ALL GEARS

•

BORE STYLE: PLAIN SECOND END

•

HARDNESS RATING: 56.0 ROCKWELL C MINIMUM OR 60.0 ROCKWELL C MAXIMUM OVERALL

TECHNICAL CHARACTERISTICS

BORE NOMINAL DIAMETER	0.626 INCHES SECOND END IN
BORE NOMINAL DIAMETER	1.213 INCHES FIRST COUNTERBORE FIRST END IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-P-12011 FN 22.04 GR 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
COUNTERBORE NOMINAL DIAMETER	1.313 INCHES SECOND END IN
DESIGN TYPE	SPUR ALL GEARS
BORE STYLE	PLAIN SECOND END
BORE STYLE	W/COUNTERBORE FIRST COUNTERBORE FIRST END
HARDNESS RATING	56.0 ROCKWELL C MINIMUM OR 60.0 ROCKWELL C MAXIMUM OVERALL
NOMINAL OVERALL LENGTH	1.473 INCHES IN
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-624 AL 4150 FED SPEC SINGLE MATERIAL RESPONSE OVERALL

OTHER ITEMS IN FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

3020-00-000-0091 3020-00-001-0027 3020-00-001-0028 3020-00-001-0063 3020-00-001-0064 3020-00-001-0066 3020-00-001-0071 3020-00-001-0072

SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 7666399?

7666399 is a GEAR CLUSTER.

What is the NSN for 7666399?

7666399 is cataloged in the U.S. Government catalog under NSN 3020-00-346-7696. This indicates validated use in U.S. government and defense supply chains.

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7666399 — GEAR CLUSTER

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