PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

17600Gear,spur

Napco International Llc Dba Napco International Inc · NSN 3020-00-517-7334 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-517-7334 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-517-7334. Primary manufacturer part number: 17600.
Features
  • Gear,spur — FSC 3020
  • Bore Style: W/ KEYWAY BOTH ENDS
  • Pressure Angle: 20.0000 DEGREES
  • Material: STEEL COMP 4340 OVERALL
  • Nominal Outside Diameter: 4.383 INCHES IN
  • Mounting Hole Nominal Thread Size: 0.375 INCHES AXIALLY THROUGH BODY FIRST END IN
  • Style Designator: ONE PROTRUDING HUB, ONE RECESSED HUB
  • Hardness Rating: 36.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM OVERALL
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Steel Comp 4340 Overall construction
General Description

The Gear,spur, cataloged under National Stock Number 3020-00-517-7334, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Napco International Llc Dba Napco International Inc. Government technical data includes 23 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3020-00-517-7334
Primary Part Number17600
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerNapco International Llc Dba Napco International Inc
StatusCANCELLED
Bore StyleW/ KEYWAY BOTH ENDS
Pressure Angle20.0000 DEGREES
MaterialSTEEL COMP 4340 OVERALL
Nominal Outside Diameter4.383 INCHES IN
Mounting Hole Nominal Thread Size0.375 INCHES AXIALLY THROUGH BODY FIRST END IN
Style DesignatorONE PROTRUDING HUB, ONE RECESSED HUB
Hardness Rating36.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM OVERALL
Hub Style DesignatorPLAIN BOTH ENDS
Face Nominal Width0.445 INCHES IN
Nominal Distance From Bore Center to Keyway Bottom0.4112 INCHES BOTH ENDS IN
Nominal Distance Between Body Face and Protruding Hub End0.702 INCHES FIRST END IN
Mounting Hole Type and Quantity2 THREADED AXIALLY THROUGH BODY FIRST END
Keyway Nominal Width0.125 INCHES BOTH ENDS IN
Bore Nominal Diameter0.688 INCHES BOTH ENDS IN
Tooth FormSTANDARD
Mounting Hole Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) AXIALLY THROUGH BODY FIRST END
Material Document and ClassificationFED-STD-66 FED STD SINGLE MATERIAL RESPONSE OVERALL
Hub Nominal Diameter1.250 INCHES BOTH ENDS IN
Nominal Distance Between Body Face and Recessed Hub End0.155 INCHES SECOND END IN
Pitch Diameter4.2000 INCHES NOMINAL IN
Body StyleWEBBED, OFFSET, SOLID
Teeth Quantity42
Attachment MethodMOUNTING HOLE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 7
3030-00-117-24822S9506 INTERCHANGEABLE
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3010-01-142-242017600 INTERCHANGEABLE
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Unimasco Inc
5305-01-395-481017600 INTERCHANGEABLE
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5330-01-483-7611 INTERCHANGEABLE
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5330-01-511-480317600 INTERCHANGEABLE
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Cross-Reference Index
Part NumberManufacturer
17600 PRIMARY Napco International Llc Dba Napco International Inc (USA)
Related Parts
3030-00-117-2482INTERCHANGEABLE
BELT,V
2S9506
5895-00-563-1672INTERCHANGEABLE
DRIVER
090ASQ8
6150-01-114-6606INTERCHANGEABLE
CABLE ASSEMBLY,POWER,ELECTRICAL
0901002P1
3010-01-142-2420INTERCHANGEABLE
CLUTCH,SLIDING SLEEVE,NONVEHICUL
17600
5305-01-395-4810INTERCHANGEABLE
SCREW,MACHINE
17600
5330-01-483-7611INTERCHANGEABLE
GASKET
5330-01-511-4803INTERCHANGEABLE
GASKET
17600

Frequently Asked Questions

What is NSN 3020-00-517-7334?

NSN 3020-00-517-7334 is a Gear,spur, manufactured by Napco International Llc Dba Napco International Inc, classified under FSC 3020 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3020-00-517-7334?

NSN 3020-00-517-7334 has 1 cross-referenced part number: 17600 (Napco International Llc Dba Napco International Inc).

What NSN replaces 3020-00-517-7334?

There are 7 known substitutes for 3020-00-517-7334: 3030-00-117-2482, 5895-00-563-1672, 6150-01-114-6606 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 17600?

Key specifications for 17600: Bore Style: W/ KEYWAY BOTH ENDS; Pressure Angle: 20.0000 DEGREES; Material: STEEL COMP 4340 OVERALL; Nominal Outside Diameter: 4.383 INCHES IN. 23 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3020-00-517-7334 still in active supply?

NSN 3020-00-517-7334 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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