PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

23098Gear,spur

Hydro-Aire Aerospace Corp · NSN 3020-00-811-3149 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-811-3149 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-811-3149. Primary manufacturer part number: 23098.
Features
  • Gear,spur — FSC 3020
  • Material: STEEL OVERALL
  • Hub Style Designator: PLAIN FIRST END
  • Hub Nominal Diameter: 0.437 INCHES FIRST END IN
  • Face Nominal Width: 0.110 INCHES IN
  • Hardness Rating: 36.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM OVERALL
  • Nominal Distance Between Body Face and Protruding Hub End: 0.180 INCHES FIRST END IN
  • Mounting Hole Nominal Diameter: 0.062 INCHES TRANSVERSELY THROUGH HUB FIRST END IN
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Steel Overall construction
General Description

The Gear,spur, cataloged under National Stock Number 3020-00-811-3149, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Hydro-Aire Aerospace Corp. Government technical data includes 20 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-811-3149
Primary Part Number23098
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerHydro-Aire Aerospace Corp
StatusACTIVE
MaterialSTEEL OVERALL
Hub Style DesignatorPLAIN FIRST END
Hub Nominal Diameter0.437 INCHES FIRST END IN
Face Nominal Width0.110 INCHES IN
Hardness Rating36.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM OVERALL
Nominal Distance Between Body Face and Protruding Hub End0.180 INCHES FIRST END IN
Mounting Hole Nominal Diameter0.062 INCHES TRANSVERSELY THROUGH HUB FIRST END IN
Mounting Hole Type and Quantity1 PLAIN TRANSVERSELY THROUGH HUB FIRST END
Bore Nominal Diameter0.247 INCHES BOTH ENDS IN
Precision ClassificationQUALITY NUMBER 10
Nominal Outside Diameter1.277 INCHES IN
Material Document and ClassificationMIL-S-6049 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Style DesignatorPROTRUDING HUB
Bore StylePLAIN BOTH ENDS
Tooth FormSTANDARD
Pressure Angle20.0000 DEGREES
Body StylePLAIN, WITH LIGHTENING HOLES
Pitch Diameter1.2458 INCHES NOMINAL IN
Teeth Quantity80
Attachment MethodMOUNTING HOLE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
6645-00-536-1529300426 INTERCHANGEABLE
Pallet Assy
Waltham Aircraft Clock Corp
5940-01-052-241323098 INTERCHANGEABLE
Terminal,quick Disconnect
Barnes Group Inc. Dba Barnes Distribution
6160-01-062-0159NW23098 INTERCHANGEABLE
Tray,battery
Tld Wollard Llc
9540-01-071-4712 INTERCHANGEABLE
Angle,structural
5365-01-417-722823098 INTERCHANGEABLE
Spacer,plate
Parker Hannifin Corporation Div Hydraulic Systems Division
Cross-Reference Index
Part NumberManufacturer
23098 PRIMARY Hydro-Aire Aerospace Corp (USA)
Related Parts
6645-00-536-1529INTERCHANGEABLE
PALLET ASSY
300426
5940-01-052-2413INTERCHANGEABLE
TERMINAL,QUICK DISCONNECT
23098
6160-01-062-0159INTERCHANGEABLE
TRAY,BATTERY
NW23098
9540-01-071-4712INTERCHANGEABLE
ANGLE,STRUCTURAL
5365-01-417-7228INTERCHANGEABLE
SPACER,PLATE
23098

Frequently Asked Questions

What is NSN 3020-00-811-3149?

NSN 3020-00-811-3149 is a Gear,spur, manufactured by Hydro-Aire Aerospace Corp, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-811-3149?

NSN 3020-00-811-3149 has 1 cross-referenced part number: 23098 (Hydro-Aire Aerospace Corp).

What NSN replaces 3020-00-811-3149?

There are 5 known substitutes for 3020-00-811-3149: 6645-00-536-1529, 5940-01-052-2413, 6160-01-062-0159 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 23098?

Key specifications for 23098: Material: STEEL OVERALL; Hub Style Designator: PLAIN FIRST END; Hub Nominal Diameter: 0.437 INCHES FIRST END IN; Face Nominal Width: 0.110 INCHES IN. 20 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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