PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

92452-1Gear,helical

Naval Inventory Control Point Mechanicsburg · NSN 3020-00-343-2540 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-343-2540 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-343-2540. Primary manufacturer part number: 92452-1.
Features
  • Gear,helical — FSC 3020
  • Pitch Diameter: 12.5570 INCHES NOMINAL IN
  • Body Style: WEBBED, SOLID
  • Hub Nominal Diameter: 3.312 INCHES FIRST END IN
  • Tooth Form: STANDARD
  • Material: STEEL OVERALL
  • Tooth Direction: RIGHT
  • Pressure Angle: 14.5000 DEGREES
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 3020-00-343-2540, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 21 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-343-2540
Primary Part Number92452-1
Item NameGear,helical
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerNaval Inventory Control Point Mechanicsburg
StatusACTIVE
Pitch Diameter12.5570 INCHES NOMINAL IN
Body StyleWEBBED, SOLID
Hub Nominal Diameter3.312 INCHES FIRST END IN
Tooth FormSTANDARD
MaterialSTEEL OVERALL
Tooth DirectionRIGHT
Pressure Angle14.5000 DEGREES
Nominal Distance Between Body Face and Protruding Hub End1.312 INCHES FIRST END IN
Face Nominal Width2.500 INCHES IN
Bore Nominal Diameter1.750 INCHES BOTH ENDS IN
Hub Style DesignatorPLAIN BOTH ENDS
Material Document and ClassificationFED STD 66 FED STD SINGLE MATERIAL RESPONSE OVERALL
Teeth Quantity59
Nominal Outside Diameter12.9570 INCHES IN
Helix Angle20.0000 DEGREES
Bore StyleW/ KEYWAY BOTH ENDS
Hardness Rating92.0 ROCKWELL C NOMINAL OVERALL
Teeth TypeSINGLE HELIX
Style DesignatorPROTRUDING HUBS
Keyway Nominal Width0.499 INCHES BOTH ENDS IN
Nominal Distance From Bore Center to Keyway Bottom1.125 INCHES BOTH ENDS IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
4730-01-016-991492452-1 INTERCHANGEABLE
Restrictor Unit,fluid Flow
Saf Industries Llc Dba Saf Industries Llc Div Garkenyon
Cross-Reference Index
Part NumberManufacturer
92452-1 PRIMARY Naval Inventory Control Point Mechanicsburg (USA)
Related Parts
4730-01-016-9914INTERCHANGEABLE
RESTRICTOR UNIT,FLUID FLOW
92452-1

Frequently Asked Questions

What is NSN 3020-00-343-2540?

NSN 3020-00-343-2540 is a Gear,helical, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-343-2540?

NSN 3020-00-343-2540 has 1 cross-referenced part number: 92452-1 (Naval Inventory Control Point Mechanicsburg).

What NSN replaces 3020-00-343-2540?

There is 1 known substitute for 3020-00-343-2540: 4730-01-016-9914. Verify interchangeability with system specifications before substitution.

What are the specifications of 92452-1?

Key specifications for 92452-1: Pitch Diameter: 12.5570 INCHES NOMINAL IN; Body Style: WEBBED, SOLID; Hub Nominal Diameter: 3.312 INCHES FIRST END IN; Tooth Form: STANDARD. 21 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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