PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

23217Gear,spur

Hamilton Standard Electronics Systems Inc Tele-Dynamics Div · NSN 3020-00-085-1935 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-085-1935 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-085-1935. Primary manufacturer part number: 23217.
Features
  • Gear,spur — FSC 3020
  • Teeth Quantity: 100
  • Attachment Method: MOUNTING HOLE
  • Body Style: PLAIN, WITH LIGHTENING HOLES
  • Pitch Diameter: 3.1250 INCHES NOMINAL IN
  • Face Nominal Width: 0.188 INCHES IN
  • Nominal Distance Between Body Face and Protruding Hub End: 0.062 INCHES SECOND END IN
  • Nominal Distance Between Body Face and Protruding Hub End: 0.250 INCHES FIRST END IN
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Aluminum Alloy 2024 Overall construction
General Description

The Gear,spur, cataloged under National Stock Number 3020-00-085-1935, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Hamilton Standard Electronics Systems Inc Tele-Dynamics Div. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-085-1935
Primary Part Number23217
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerHamilton Standard Electronics Systems Inc Tele-Dynamics Div
StatusACTIVE
Teeth Quantity100
Attachment MethodMOUNTING HOLE
Body StylePLAIN, WITH LIGHTENING HOLES
Pitch Diameter3.1250 INCHES NOMINAL IN
Face Nominal Width0.188 INCHES IN
Nominal Distance Between Body Face and Protruding Hub End0.062 INCHES SECOND END IN
Nominal Distance Between Body Face and Protruding Hub End0.250 INCHES FIRST END IN
Hub Nominal Diameter0.750 INCHES FIRST END IN
Nominal Outside Diameter3.1870 INCHES IN
Hub Nominal Diameter0.750 INCHES SECOND END IN
Bore StylePLAIN BOTH ENDS
Bore Nominal Diameter0.501 INCHES BOTH ENDS IN
Material Document and ClassificationQQ-A-225/6,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Style DesignatorPROTRUDING HUBS
Mounting Hole Type and Quantity2 PLAIN TRANSVERSELY THROUGH HUB FIRST END
Tooth FormSTANDARD
Mounting Hole Nominal Diameter0.1270 INCHES TRANSVERSELY THROUGH HUB FIRST END IN
MaterialALUMINUM ALLOY 2024 OVERALL
Pressure Angle14.5000 DEGREES
Hub Style DesignatorPINNED FIRST END
Hub Style DesignatorPLAIN SECOND END
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
3020-00-086-2045 INTERCHANGEABLE
Gear,spur
5360-00-260-641269-179 INTERCHANGEABLE
Spring,helical,compression
Eaton Corp Opns & Technical Center
5330-00-740-9821305339 INTERCHANGEABLE
Gasket
Garwood/feller Inc Garwood Winch Div
6730-00-897-1804 INTERCHANGEABLE
Take Up,belt
5342-01-061-708623217-3 INTERCHANGEABLE
Mount,resilient,weapon System
Hutchinson Aerospace & Industry, Inc. Dba Barry Wright Corp
4240-01-319-376423217 INTERCHANGEABLE
Hose Assembly,air Duct,air Breat
Oshkosh Defense Llc
5855-01-561-515723217 INTERCHANGEABLE
Telescope,non-Inverting Infrared
Contour Metrological & Manufacturing, Inc Div Cmm Optic
6640-01-595-357012257 INTERCHANGEABLE
Holder,crucible
Bego Usa Inc
Cross-Reference Index
Part NumberManufacturer
23217 Hamilton Standard Electronics Systems Inc Tele-Dynamics Div (USA)
23217-2 Hamilton Standard Electronics Systems Inc Tele-Dynamics Div (USA)
23217-2 L and E Machine Experimental Lab Inc (USA)
Related Parts
3020-00-086-2045INTERCHANGEABLE
GEAR,SPUR
5360-00-260-6412INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
69-179
5330-00-740-9821INTERCHANGEABLE
GASKET
305339
6730-00-897-1804INTERCHANGEABLE
TAKE UP,BELT
5342-01-061-7086INTERCHANGEABLE
MOUNT,RESILIENT,WEAPON SYSTEM
23217-3
4240-01-319-3764INTERCHANGEABLE
HOSE ASSEMBLY,AIR DUCT,AIR BREAT
23217
5855-01-561-5157INTERCHANGEABLE
TELESCOPE,NON-INVERTING INFRARED
23217
6640-01-595-3570INTERCHANGEABLE
HOLDER,CRUCIBLE
12257

Frequently Asked Questions

What is NSN 3020-00-085-1935?

NSN 3020-00-085-1935 is a Gear,spur, manufactured by Hamilton Standard Electronics Systems Inc Tele-Dynamics Div, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-085-1935?

NSN 3020-00-085-1935 has 3 cross-referenced part numbers: 23217 (Hamilton Standard Electronics Systems Inc Tele-Dynamics Div), 23217-2 (Hamilton Standard Electronics Systems Inc Tele-Dynamics Div), 23217-2 (L and E Machine Experimental Lab Inc).

What NSN replaces 3020-00-085-1935?

There are 8 known substitutes for 3020-00-085-1935: 3020-00-086-2045, 5360-00-260-6412, 5330-00-740-9821 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 23217?

Key specifications for 23217: Teeth Quantity: 100; Attachment Method: MOUNTING HOLE; Body Style: PLAIN, WITH LIGHTENING HOLES; Pitch Diameter: 3.1250 INCHES NOMINAL IN. 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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