PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

51711Gear,spur

Ambac International Corporation Div Ambac International · NSN 3020-00-517-1913 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-517-1913 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-517-1913. Primary manufacturer part number: 51711.
Features
  • Gear,spur — FSC 3020
  • Body Style: PLAIN, SOLID
  • Pressure Angle: 14.5000 DEGREES
  • Material: STEEL COMP 416 OVERALL
  • Nominal Distance Between Body Face and Protruding Hub End: 0.031 INCHES SECOND END IN
  • Hub Style Designator: PLAIN BOTH ENDS
  • Style Designator: PROTRUDING HUBS
  • Material Document and Classification: QQ-S-763,CLASS416 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Steel Comp 416 Overall construction
General Description

The Gear,spur, cataloged under National Stock Number 3020-00-517-1913, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Ambac International Corporation Div Ambac International. 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-517-1913
Primary Part Number51711
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerAmbac International Corporation Div Ambac International
StatusACTIVE
Body StylePLAIN, SOLID
Pressure Angle14.5000 DEGREES
MaterialSTEEL COMP 416 OVERALL
Nominal Distance Between Body Face and Protruding Hub End0.031 INCHES SECOND END IN
Hub Style DesignatorPLAIN BOTH ENDS
Style DesignatorPROTRUDING HUBS
Material Document and ClassificationQQ-S-763,CLASS416 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Teeth Quantity60
Nominal Distance Between Body Face and Protruding Hub End0.219 INCHES FIRST END IN
Hub Nominal Diameter0.500 INCHES FIRST END IN
Tooth FormSTANDARD
Face Nominal Width0.125 INCHES IN
Bore Nominal Diameter0.281 INCHES BOTH ENDS IN
Hub Nominal Diameter0.500 INCHES SECOND END IN
Nominal Outside Diameter1.937 INCHES IN
Nominal Overall Length0.375 INCHES IN
Pitch Diameter1.8750 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
6210-00-443-4662 INTERCHANGEABLE
Control,electric Light
4310-00-738-2024517-11 INTERCHANGEABLE
Spring Valve
Thomas Industries Inc Pneumotive Div
2590-01-176-05784207219 INTERCHANGEABLE
Filter Element,fluid
Chrysler Realty Company Llc Dba Daimler Chrysler
Cross-Reference Index
Part NumberManufacturer
51711 Arma Div Ambac Industries Inc
51711 PRIMARY Ambac International Corporation Div Ambac International (USA)
Related Parts
6210-00-443-4662INTERCHANGEABLE
CONTROL,ELECTRIC LIGHT
4310-00-738-2024INTERCHANGEABLE
SPRING VALVE
517-11
2590-01-176-0578INTERCHANGEABLE
FILTER ELEMENT,FLUID
4207219

Frequently Asked Questions

What is NSN 3020-00-517-1913?

NSN 3020-00-517-1913 is a Gear,spur, manufactured by Ambac International Corporation Div Ambac International, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-517-1913?

NSN 3020-00-517-1913 has 2 cross-referenced part numbers: 51711 (Arma Div Ambac Industries Inc), 51711 (Ambac International Corporation Div Ambac International).

What NSN replaces 3020-00-517-1913?

There are 3 known substitutes for 3020-00-517-1913: 6210-00-443-4662, 4310-00-738-2024, 2590-01-176-0578. Verify interchangeability with system specifications before substitution.

What are the specifications of 51711?

Key specifications for 51711: Body Style: PLAIN, SOLID; Pressure Angle: 14.5000 DEGREES; Material: STEEL COMP 416 OVERALL; Nominal Distance Between Body Face and Protruding Hub End: 0.031 INCHES SECOND END IN. 17 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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