PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

170720-7Gear,antibacklash,spur

L3harris Technologies, Inc Div Space & Airborne Systems · NSN 3020-00-275-2052 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-275-2052 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-275-2052. Primary manufacturer part number: 170720-7.
Features
  • Gear,antibacklash,spur — FSC 3020
  • Attachment Method: MOUNTING HOLE
  • Nominal Outside Diameter: 2.2916 INCHES IN
  • Material: ALUMINUM ALLOY BODY
  • Material: STEEL TEETH
  • Surface Treatment: PASSIVATE HUB
  • Style Designator: PROTRUDING HUB
  • Hub Style Designator: SPLIT FIRST END
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Aluminum Alloy Body construction
General Description

The Gear,antibacklash,spur, cataloged under National Stock Number 3020-00-275-2052, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is L3harris Technologies, Inc Div Space & Airborne Systems. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references 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: Active.

Technical Specifications
ParameterValue
NSN3020-00-275-2052
Primary Part Number170720-7
Item NameGear,antibacklash,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerL3harris Technologies, Inc Div Space & Airborne Systems
StatusACTIVE
Attachment MethodMOUNTING HOLE
Nominal Outside Diameter2.2916 INCHES IN
MaterialALUMINUM ALLOY BODY
MaterialSTEEL TEETH
Surface TreatmentPASSIVATE HUB
Style DesignatorPROTRUDING HUB
Hub Style DesignatorSPLIT FIRST END
Surface TreatmentANODIZE BODY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5905-00-111-4727 INTERCHANGEABLE
Resistor,fixed,composition
3120-00-339-2630170720 INTERCHANGEABLE
Bearing,sleeve
Curtiss-Wright Electro-Mechanical Corporation Div Epd
3020-00-834-2348170720-5 INTERCHANGEABLE
Gear,antibacklash,spur
L3harris Technologies, Inc Div Space & Airborne Systems
3020-00-834-2349170720-4 INTERCHANGEABLE
Gear,antibacklash,spur
L3harris Technologies, Inc Div Space & Airborne Systems
3020-00-834-2350170720-3 INTERCHANGEABLE
Gear,antibacklash,spur
L3harris Technologies, Inc Div Space & Airborne Systems
3020-00-834-2351170720-2 INTERCHANGEABLE
Gear,antibacklash,spur
L3harris Technologies, Inc Div Space & Airborne Systems
3020-00-848-7535P17-1-72-C-0001 INTERCHANGEABLE
Gear,antibacklash,spur
Roller Bearing Co of America, Inc Div Pic Design
Cross-Reference Index
Part NumberManufacturer
170720 L3harris Technologies, Inc Div Space & Airborne Systems (USA)
170720-7 PRIMARY L3harris Technologies, Inc Div Space & Airborne Systems (USA)
Related Parts
5905-00-111-4727INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION
3120-00-339-2630INTERCHANGEABLE
BEARING,SLEEVE
170720
3020-00-834-2348INTERCHANGEABLE
GEAR,ANTIBACKLASH,SPUR
170720-5
3020-00-834-2349INTERCHANGEABLE
GEAR,ANTIBACKLASH,SPUR
170720-4
3020-00-834-2350INTERCHANGEABLE
GEAR,ANTIBACKLASH,SPUR
170720-3
3020-00-834-2351INTERCHANGEABLE
GEAR,ANTIBACKLASH,SPUR
170720-2
3020-00-848-7535INTERCHANGEABLE
GEAR,ANTIBACKLASH,SPUR
P17-1-72-C-0001

Frequently Asked Questions

What is NSN 3020-00-275-2052?

NSN 3020-00-275-2052 is a Gear,antibacklash,spur, manufactured by L3harris Technologies, Inc Div Space & Airborne Systems, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-275-2052?

NSN 3020-00-275-2052 has 2 cross-referenced part numbers: 170720 (L3harris Technologies, Inc Div Space & Airborne Systems), 170720-7 (L3harris Technologies, Inc Div Space & Airborne Systems).

What NSN replaces 3020-00-275-2052?

There are 7 known substitutes for 3020-00-275-2052: 5905-00-111-4727, 3120-00-339-2630, 3020-00-834-2348 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 170720-7?

Key specifications for 170720-7: Attachment Method: MOUNTING HOLE; Nominal Outside Diameter: 2.2916 INCHES IN; Material: ALUMINUM ALLOY BODY; Material: STEEL TEETH. 8 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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