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4H9721 — GEAR,HELICAL

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

4H9721: GEAR,HELICAL.

The GEAR,HELICAL is a the manufacturer industrial component. Key specifications include body_style: WEBBED, SOLID, bore_style: PLAIN BOTH ENDS, style_designator: PROTRUDING HUBS, hub_style_designator: PLAIN BOTH ENDS, bore_nominal_diameter: 1.001 INCHES BOTH ENDS IN. This part is cataloged in the U.S.

Government catalog under NSN 3020-00-830-2465, 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
4H9721
NSN: 3020-00-830-2465
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
body_styleWEBBED, SOLID
bore_stylePLAIN BOTH ENDS
style_designatorPROTRUDING HUBS
hub_style_designatorPLAIN BOTH ENDS
bore_nominal_diameter1.001 INCHES BOTH ENDS IN
NSN3020-00-830-2465
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEAR,HELICAL TITLE COMPONENT PN 4H9721 MFR GEAR,HELICAL
KEY FEATURES
•
BORE NOMINAL DIAMETER: 1.001 INCHES BOTH ENDS IN
•
BODY STYLE: WEBBED, SOLID
•
BORE STYLE: PLAIN BOTH ENDS
•
STYLE DESIGNATOR: PROTRUDING HUBS
•
HUB STYLE DESIGNATOR: PLAIN BOTH ENDS
TECHNICAL CHARACTERISTICS
BORE NOMINAL DIAMETER1.001 INCHES BOTH ENDS IN
BODY STYLEWEBBED, SOLID
BORE STYLEPLAIN BOTH ENDS
STYLE DESIGNATORPROTRUDING HUBS
HUB STYLE DESIGNATORPLAIN BOTH ENDS
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 4H9721?
4H9721 is a GEAR,HELICAL.
What is the NSN for 4H9721?
4H9721 is cataloged in the U.S. Government catalog under NSN 3020-00-830-2465. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.