PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

202985Gear,spur

Aerosonic Llc · NSN 3020-01-344-1885 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-01-344-1885 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-344-1885. Primary manufacturer part number: 202985.
Features
  • Gear,spur — FSC 3020
  • Style Designator: PROTRUDING HUB
  • Bore Style: W/COUNTERBORE COUNTERBORE FIRST END
  • Nominal Outside Diameter: 0.361 INCHES IN
  • Pressure Angle: 20.0000 DEGREES
  • Teeth Quantity: 33
  • Body Style: PLAIN, SOLID
  • Hub Style Designator: PLAIN SECOND END
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
General Description

The Gear,spur, cataloged under National Stock Number 3020-01-344-1885, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Aerosonic Llc. Government technical data includes 8 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-01-344-1885
Primary Part Number202985
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerAerosonic Llc
StatusACTIVE
Style DesignatorPROTRUDING HUB
Bore StyleW/COUNTERBORE COUNTERBORE FIRST END
Nominal Outside Diameter0.361 INCHES IN
Pressure Angle20.0000 DEGREES
Teeth Quantity33
Body StylePLAIN, SOLID
Hub Style DesignatorPLAIN SECOND END
Pitch Diameter0.3400 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5310-00-010-3329 INTERCHANGEABLE
Washer,lock
5330-00-573-3248 INTERCHANGEABLE
Gasket Set
5110-01-118-6285D12532-001 INTERCHANGEABLE
Cutter,tube
Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company
5998-01-154-5075202985-005 INTERCHANGEABLE
Circuit Card Assembly
Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems
Cross-Reference Index
Part NumberManufacturer
202985 PRIMARY Aerosonic Llc (USA)
Related Parts
5310-00-010-3329INTERCHANGEABLE
WASHER,LOCK
5330-00-573-3248INTERCHANGEABLE
GASKET SET
5110-01-118-6285INTERCHANGEABLE
CUTTER,TUBE
D12532-001
5998-01-154-5075INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
202985-005

Frequently Asked Questions

What is NSN 3020-01-344-1885?

NSN 3020-01-344-1885 is a Gear,spur, manufactured by Aerosonic Llc, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-01-344-1885?

NSN 3020-01-344-1885 has 1 cross-referenced part number: 202985 (Aerosonic Llc).

What NSN replaces 3020-01-344-1885?

There are 4 known substitutes for 3020-01-344-1885: 5310-00-010-3329, 5330-00-573-3248, 5110-01-118-6285 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 202985?

Key specifications for 202985: Style Designator: PROTRUDING HUB; Bore Style: W/COUNTERBORE COUNTERBORE FIRST END; Nominal Outside Diameter: 0.361 INCHES IN; Pressure Angle: 20.0000 DEGREES. 8 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com