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320439 — GEAR,HELICAL

✓ Government record, cited
Peach · COMPONENT
PRODUCT OVERVIEW

320439: GEAR,HELICAL.

The GEAR,HELICAL is a Peach industrial component. Key specifications include material: STEEL HUB, body_style: SPOKED, bore_style: PLAIN BOTH ENDS, teeth_type: SINGLE HELIX, tooth_form: STANDARD, helix_angle: 15.0000 DEGREES. This part is cataloged in the U.S.

Government catalog under NSN 3020-01-010-9243, 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
320439
NSN: 3020-01-010-9243
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 57712 — TELEMECHANICS INC (USA)
SPECIFICATIONS
materialSTEEL HUB
body_styleSPOKED
bore_stylePLAIN BOTH ENDS
teeth_typeSINGLE HELIX
tooth_formSTANDARD
helix_angle15.0000 DEGREES
pitch_diameter3.5937 INCHES NOMINAL IN
pressure_angle20.0000 DEGREES
teeth_quantity115
tooth_directionLEFT
style_designatorHUBLESS, RECESSED BODY
attachment_methodMOUNTING HOLE
NSN3020-01-010-9243
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: Peach GEAR,HELICAL TITLE COMPONENT PN 320439 MFR Peach GEAR,HELICAL
KEY FEATURES
•
BORE NOMINAL DIAMETER: 0.3750 INCHES BOTH ENDS IN
•
HELIX ANGLE: 15.0000 DEGREES
•
TEETH QUANTITY: 115
•
BODY STYLE: SPOKED
•
TOOTH DIRECTION: LEFT
•
BORE STYLE: PLAIN BOTH ENDS
•
MOUNTING HOLE TYPE AND QUANTITY: 3 PLAIN AXIALLY THROUGH HUB FIRST END
•
MOUNTING HOLE NOMINAL DIAMETER: 0.150 INCHES AXIALLY THROUGH HUB FIRST END IN
TECHNICAL CHARACTERISTICS
BORE NOMINAL DIAMETER0.3750 INCHES BOTH ENDS IN
HELIX ANGLE15.0000 DEGREES
TEETH QUANTITY115
BODY STYLESPOKED
TOOTH DIRECTIONLEFT
BORE STYLEPLAIN BOTH ENDS
MOUNTING HOLE TYPE AND QUANTITY3 PLAIN AXIALLY THROUGH HUB FIRST END
MOUNTING HOLE NOMINAL DIAMETER0.150 INCHES AXIALLY THROUGH HUB FIRST END IN
TEETH TYPESINGLE HELIX
STYLE DESIGNATORHUBLESS, RECESSED BODY
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 320439?
320439 is a GEAR,HELICAL manufactured by Peach.
What is the NSN for 320439?
320439 is cataloged in the U.S. Government catalog under NSN 3020-01-010-9243. 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.