PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

55164Gear,helical

Kleinschmidt Inc · NSN 3020-00-203-1532 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-203-1532 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-203-1532. Primary manufacturer part number: 55164.
Features
  • Gear,helical — FSC 3020
  • Teeth Quantity: 31
  • Pitch Diameter: 1.2920 INCHES NOMINAL IN
  • Tooth Direction: LEFT
  • Helix Angle: 45.0000 DEGREES
  • Style Designator: PROTRUDING HUB
  • Nominal Overall Length: 0.562 INCHES IN
  • Hub Nominal Diameter: 0.625 INCHES FIRST END IN
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 3020-00-203-1532, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Kleinschmidt Inc. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, 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
NSN3020-00-203-1532
Primary Part Number55164
Item NameGear,helical
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerKleinschmidt Inc
StatusACTIVE
Teeth Quantity31
Pitch Diameter1.2920 INCHES NOMINAL IN
Tooth DirectionLEFT
Helix Angle45.0000 DEGREES
Style DesignatorPROTRUDING HUB
Nominal Overall Length0.562 INCHES IN
Hub Nominal Diameter0.625 INCHES FIRST END IN
Bore Nominal Diameter0.3120 INCHES BOTH ENDS IN
Hub Style DesignatorPLAIN FIRST END
Face Nominal Width0.344 INCHES IN
MaterialSTEEL OVERALL
Body StylePLAIN, SOLID
Teeth TypeSINGLE HELIX
Bore StylePLAIN BOTH ENDS
Nominal Outside Diameter1.3440 INCHES IN
Nominal Distance Between Body Face and Protruding Hub End0.219 INCHES FIRST END IN
Pressure Angle14.5000 DEGREES
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5330-00-824-6260 INTERCHANGEABLE
Seal,plain Encased
2910-00-848-10026416132 INTERCHANGEABLE
Pump,fuel,cam Actuated
Military Vehicles Opn General Motors Truck and Bus Group Ms 2603-02
6150-01-561-102755-164 INTERCHANGEABLE
Lead,electrical
Hii Unmanned Systems, Inc
3120-01-643-036855164 INTERCHANGEABLE
Bearing,sleeve
Brunswick Corp Dba Mercury Marine Div Mercury Marine
Cross-Reference Index
Part NumberManufacturer
55164 Kleinschmidt Inc (USA)
SMB187073 Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
Related Parts
5330-00-824-6260INTERCHANGEABLE
SEAL,PLAIN ENCASED
2910-00-848-1002INTERCHANGEABLE
PUMP,FUEL,CAM ACTUATED
6416132
6150-01-561-1027INTERCHANGEABLE
LEAD,ELECTRICAL
55-164
3120-01-643-0368INTERCHANGEABLE
BEARING,SLEEVE
55164

Frequently Asked Questions

What is NSN 3020-00-203-1532?

NSN 3020-00-203-1532 is a Gear,helical, manufactured by Kleinschmidt Inc, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-203-1532?

NSN 3020-00-203-1532 has 2 cross-referenced part numbers: 55164 (Kleinschmidt Inc), SMB187073 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir).

What NSN replaces 3020-00-203-1532?

There are 4 known substitutes for 3020-00-203-1532: 5330-00-824-6260, 2910-00-848-1002, 6150-01-561-1027 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 55164?

Key specifications for 55164: Teeth Quantity: 31; Pitch Diameter: 1.2920 INCHES NOMINAL IN; End Item Identification: AN/FGC-25; Tooth Direction: LEFT. 19 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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