PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40632Gear,helical

L3harris Technologies, Inc Div Space & Airborne Systems · NSN 3020-00-288-0764 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-288-0764 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-288-0764. Primary manufacturer part number: 40632.
Features
  • Gear,helical — FSC 3020
  • Pitch Diameter: 2.5000 INCHES NOMINAL IN
  • Teeth Quantity: 40
  • Body Style: PLAIN, SOLID
  • Bore Style: W/ KEYWAY BOTH ENDS
  • Nominal Distance From Bore Center to Keyway Bottom: 0.438 INCHES BOTH ENDS IN
  • Bore Nominal Diameter: 0.750 INCHES BOTH ENDS IN
  • Teeth Type: SINGLE HELIX
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Steel Overall construction
General Description

The Gear,helical, cataloged under National Stock Number 3020-00-288-0764, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is L3harris Technologies, Inc Div Space & Airborne Systems. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-288-0764
Primary Part Number40632
Item NameGear,helical
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerL3harris Technologies, Inc Div Space & Airborne Systems
StatusACTIVE
Pitch Diameter2.5000 INCHES NOMINAL IN
Teeth Quantity40
Body StylePLAIN, SOLID
Bore StyleW/ KEYWAY BOTH ENDS
Nominal Distance From Bore Center to Keyway Bottom0.438 INCHES BOTH ENDS IN
Bore Nominal Diameter0.750 INCHES BOTH ENDS IN
Teeth TypeSINGLE HELIX
Helix Angle45.0000 DEGREES
MaterialSTEEL OVERALL
Pressure Angle14.5000 DEGREES
Keyway Nominal Width0.125 INCHES BOTH ENDS IN
Tooth FormSTANDARD
Nominal Outside Diameter2.6250 INCHES IN
Face Nominal Width0.500 INCHES IN
Style DesignatorHUBLESS
Tooth DirectionLEFT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
3110-00-052-129240632 INTERCHANGEABLE
Bearing,roller,cylindrical
Skf Usa Inc.
5331-01-139-0610 INTERCHANGEABLE
O-Ring
5305-01-144-8765 INTERCHANGEABLE
Screw
5985-01-433-359740632 INTERCHANGEABLE
Support,antenna
Andrew Llc
2590-01-651-284840632-1 INTERCHANGEABLE
Arm Assembly,lift Blade
United States Department of the Navy Dba Naval Surface Warfare Center Panama City
Cross-Reference Index
Part NumberManufacturer
40632 PRIMARY L3harris Technologies, Inc Div Space & Airborne Systems (USA)
Related Parts
3110-00-052-1292INTERCHANGEABLE
BEARING,ROLLER,CYLINDRICAL
40632
5331-01-139-0610INTERCHANGEABLE
O-RING
5305-01-144-8765INTERCHANGEABLE
SCREW
5985-01-433-3597INTERCHANGEABLE
SUPPORT,ANTENNA
40632
2590-01-651-2848INTERCHANGEABLE
ARM ASSEMBLY,LIFT BLADE
40632-1

Frequently Asked Questions

What is NSN 3020-00-288-0764?

NSN 3020-00-288-0764 is a Gear,helical, manufactured by L3harris Technologies, Inc Div Space & Airborne Systems, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-288-0764?

NSN 3020-00-288-0764 has 1 cross-referenced part number: 40632 (L3harris Technologies, Inc Div Space & Airborne Systems).

What NSN replaces 3020-00-288-0764?

There are 5 known substitutes for 3020-00-288-0764: 3110-00-052-1292, 5331-01-139-0610, 5305-01-144-8765 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 40632?

Key specifications for 40632: Pitch Diameter: 2.5000 INCHES NOMINAL IN; Teeth Quantity: 40; Body Style: PLAIN, SOLID; Bore Style: W/ KEYWAY BOTH ENDS. 16 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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