PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

145368Gear,helical

Telemechanics Inc · NSN 3020-00-758-7797 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-758-7797 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-758-7797. Primary manufacturer part number: 145368.
Features
  • Gear,helical — FSC 3020
  • Material: PLASTIC BODY
  • Attachment Method: MOUNTING HOLE
  • Hub Style Designator: PINNED FIRST END
  • Pressure Angle: 20.0000 DEGREES
  • Bore Nominal Diameter: 0.375 INCHES BOTH ENDS IN
  • Hub Nominal Diameter: 0.500 INCHES FIRST END IN
  • Tooth Direction: RIGHT
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Plastic Body construction
General Description

The Gear,helical, cataloged under National Stock Number 3020-00-758-7797, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Telemechanics Inc. Government technical data includes 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-758-7797
Primary Part Number145368
Item NameGear,helical
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerTelemechanics Inc
StatusACTIVE
MaterialPLASTIC BODY
Attachment MethodMOUNTING HOLE
Hub Style DesignatorPINNED FIRST END
Pressure Angle20.0000 DEGREES
Bore Nominal Diameter0.375 INCHES BOTH ENDS IN
Hub Nominal Diameter0.500 INCHES FIRST END IN
Tooth DirectionRIGHT
Helix Angle22.5000 DEGREES
Tooth FormSTANDARD
Nominal Distance Between Body Face and Protruding Hub End0.188 INCHES FIRST END IN
Surface TreatmentCADMIUM HUB
Face Nominal Width0.312 INCHES IN
Style DesignatorPROTRUDING HUB
Mounting Hole Type and Quantity2 PLAIN TRANSVERSELY THROUGH HUB FIRST END
Mounting Hole Nominal Diameter0.125 INCHES TRANSVERSELY THROUGH HUB FIRST END IN
Nominal Outside Diameter0.850 INCHES IN
MaterialSTEEL HUB
Body StylePLAIN, SOLID
Teeth TypeSINGLE HELIX
Bore StylePLAIN BOTH ENDS
Pitch Diameter0.7850 INCHES NOMINAL IN
Teeth Quantity27
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5305-00-014-5368145368 INTERCHANGEABLE
Screw,drive
Chrysler Realty Company Llc Dba Daimler Chrysler
5330-00-731-8702415368 INTERCHANGEABLE
Seal,plain Encased
Federal-Mogul Corp Government Sales Dept
5360-01-123-5803145368 INTERCHANGEABLE
Spring,helical,compression
Meggitt North Hollywood Inc
Cross-Reference Index
Part NumberManufacturer
145368 PRIMARY Telemechanics Inc (USA)
145368 American Telephone and Telegraph Co (USA)
145368 At and T Corp (USA)
Related Parts
5305-00-014-5368INTERCHANGEABLE
SCREW,DRIVE
145368
5330-00-731-8702INTERCHANGEABLE
SEAL,PLAIN ENCASED
415368
5360-01-123-5803INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
145368

Frequently Asked Questions

What is NSN 3020-00-758-7797?

NSN 3020-00-758-7797 is a Gear,helical, manufactured by Telemechanics Inc, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-758-7797?

NSN 3020-00-758-7797 has 3 cross-referenced part numbers: 145368 (Telemechanics Inc), 145368 (American Telephone and Telegraph Co), 145368 (At and T Corp).

What NSN replaces 3020-00-758-7797?

There are 3 known substitutes for 3020-00-758-7797: 5305-00-014-5368, 5330-00-731-8702, 5360-01-123-5803. Verify interchangeability with system specifications before substitution.

What are the specifications of 145368?

Key specifications for 145368: Material: PLASTIC BODY; Attachment Method: MOUNTING HOLE; Hub Style Designator: PINNED FIRST END; Pressure Angle: 20.0000 DEGREES. 22 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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