PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

111265Gear,helical

Telemechanics Inc · NSN 3020-00-233-5945 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-233-5945 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-233-5945. Primary manufacturer part number: 111265.
Features
  • Gear,helical — FSC 3020
  • Body Style: PLAIN, SOLID
  • Bore Style: PLAIN BOTH ENDS
  • Style Designator: HUBLESS
  • Attachment Method: MOUNTING HOLE
  • Nominal Outside Diameter: 1.5510 INCHES IN
  • Pitch Diameter: 1.4796 INCHES NOMINAL IN
  • Tooth Direction: LEFT
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Plastic Phenol Formaldehyde (pmo) Overall construction
General Description

The Gear,helical, cataloged under National Stock Number 3020-00-233-5945, 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 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3020-00-233-5945
Primary Part Number111265
Item NameGear,helical
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerTelemechanics Inc
StatusCANCELLED
Body StylePLAIN, SOLID
Bore StylePLAIN BOTH ENDS
Style DesignatorHUBLESS
Attachment MethodMOUNTING HOLE
Nominal Outside Diameter1.5510 INCHES IN
Pitch Diameter1.4796 INCHES NOMINAL IN
Tooth DirectionLEFT
Bolt Hole Circle Nominal Diameter0.812 INCHES AXIALLY THROUGH BODY FIRST END IN
Pressure Angle14.5000 DEGREES
Mounting Hole Nominal Diameter0.152 INCHES AXIALLY THROUGH BODY FIRST END IN
Teeth Quantity39
Face Nominal Width0.500 INCHES IN
Bore Nominal Diameter0.5020 INCHES BOTH ENDS IN
Helix Angle19.7167 DEGREES
Mounting Hole Type and Quantity2 PLAIN AXIALLY THROUGH BODY FIRST END
MaterialPLASTIC PHENOL FORMALDEHYDE (PMO) OVERALL
Teeth TypeSINGLE HELIX
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
8145-00-159-08631-11265 INTERCHANGEABLE
Mounting Assembly
The Champion Company Div Ground Support Equipment
5920-00-518-3208 INTERCHANGEABLE
Fuse,cartridge
5998-00-986-1626111265 INTERCHANGEABLE
Circuit Card Assembly
Meggitt Safety Systems Inc
5940-01-102-84601112-65 INTERCHANGEABLE
Terminal,feedthru
Concord Electronics, Inc.
2930-01-129-7788 INTERCHANGEABLE
Heat Exchanger,engine Coolant
Cross-Reference Index
Part NumberManufacturer
111265 PRIMARY Telemechanics Inc (USA)
111265 At and T Corp (USA)
Related Parts
8145-00-159-0863INTERCHANGEABLE
MOUNTING ASSEMBLY
1-11265
5920-00-518-3208INTERCHANGEABLE
FUSE,CARTRIDGE
5998-00-986-1626INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
111265
5940-01-102-8460INTERCHANGEABLE
TERMINAL,FEEDTHRU
1112-65
2930-01-129-7788INTERCHANGEABLE
HEAT EXCHANGER,ENGINE COOLANT

Frequently Asked Questions

What is NSN 3020-00-233-5945?

NSN 3020-00-233-5945 is a Gear,helical, manufactured by Telemechanics Inc, classified under FSC 3020 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3020-00-233-5945?

NSN 3020-00-233-5945 has 2 cross-referenced part numbers: 111265 (Telemechanics Inc), 111265 (At and T Corp).

What NSN replaces 3020-00-233-5945?

There are 5 known substitutes for 3020-00-233-5945: 8145-00-159-0863, 5920-00-518-3208, 5998-00-986-1626 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 111265?

Key specifications for 111265: Body Style: PLAIN, SOLID; Bore Style: PLAIN BOTH ENDS; Style Designator: HUBLESS; Attachment Method: MOUNTING HOLE. 17 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3020-00-233-5945 still in active supply?

NSN 3020-00-233-5945 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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