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B5530A — GEAR,HELICAL

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

B5530A: GEAR,HELICAL.

The GEAR,HELICAL is a the manufacturer industrial component. Key specifications include helix_angle: 15.0000 DEGREES, pressure_angle: 20.0000 DEGREES, teeth_quantity: 37, tooth_direction: RIGHT. This part is cataloged in the U.S.

Government catalog under NSN 3020-01-258-6944, 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
B5530A
NSN: 3020-01-258-6944
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 61208 — TWIN DISC, INCORPORATED DBA TWIN DISC MID-ATLANTIC (USA)
SPECIFICATIONS
helix_angle15.0000 DEGREES
pressure_angle20.0000 DEGREES
teeth_quantity37
tooth_directionRIGHT
NSN3020-01-258-6944
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEAR,HELICAL TITLE COMPONENT PN B5530A MFR GEAR,HELICAL
KEY FEATURES
•
HELIX ANGLE: 15.0000 DEGREES
•
TEETH QUANTITY: 37
•
TOOTH DIRECTION: RIGHT
•
PRESSURE ANGLE: 20.0000 DEGREES
TECHNICAL CHARACTERISTICS
HELIX ANGLE15.0000 DEGREES
TEETH QUANTITY37
TOOTH DIRECTIONRIGHT
PRESSURE ANGLE20.0000 DEGREES
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
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is B5530A?
B5530A is a GEAR,HELICAL.
What is the NSN for B5530A?
B5530A is cataloged in the U.S. Government catalog under NSN 3020-01-258-6944. 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.