PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

517123Gear Cluster

Raytheon Company Dba Raytheon · NSN 3020-00-796-7333 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-796-7333 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-796-7333. Primary manufacturer part number: 517123.
Features
  • Gear Cluster — FSC 3020
  • Hub Style Designator: 1 STEP SECOND END
  • Material: STEEL COMP 4615 SECOND GEAR
  • Bore Nominal Diameter: 0.750 INCHES SECOND END IN
  • Counterbore Nominal Diameter: 1.250 INCHES SECOND END IN
  • Material Document and Classification: FED STD 66 FED STD SINGLE MATERIAL RESPONSE AND AISI/SAE 4615 ASSN STD SINGLE MATERIAL RESPONSE SECOND GEAR
  • Design Type: HELICAL FIRST GEAR
  • Material Document and Classification: MIL-S-6709,COND A MIL SPEC SINGLE MATERIAL RESPONSE FIRST GEAR
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Steel Comp 4615 Second Gear construction
General Description

The Gear Cluster, cataloged under National Stock Number 3020-00-796-7333, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Raytheon Company Dba Raytheon. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 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
NSN3020-00-796-7333
Primary Part Number517123
Item NameGear Cluster
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerRaytheon Company Dba Raytheon
StatusACTIVE
Hub Style Designator1 STEP SECOND END
MaterialSTEEL COMP 4615 SECOND GEAR
Bore Nominal Diameter0.750 INCHES SECOND END IN
Counterbore Nominal Diameter1.250 INCHES SECOND END IN
Material Document and ClassificationFED STD 66 FED STD SINGLE MATERIAL RESPONSE AND AISI/SAE 4615 ASSN STD SINGLE MATERIAL RESPONSE SECOND GEAR
Design TypeHELICAL FIRST GEAR
Material Document and ClassificationMIL-S-6709,COND A MIL SPEC SINGLE MATERIAL RESPONSE FIRST GEAR
Nominal Outside Diameter3.437 INCHES SECOND GEAR IN
Hub Nominal Length1.633 INCHES SECOND END IN
ConstructionASSEMBLED
MaterialSTEEL UNS K24065 FIRST GEAR
Hub Style DesignatorPLAIN FIRST END
Design TypeHELICAL SECOND GEAR
Nominal Outside Diameter8.659 INCHES FIRST GEAR IN
Bore StyleW/COUNTERBORE SECOND END
Hub Nominal Diameter1.772 INCHES BOTH ENDS IN
Counterbore Nominal Depth3.620 INCHES SECOND END IN
Hub Nominal Length0.975 INCHES FIRST END IN
Nominal Overall Length6.360 INCHES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5930-00-617-20874P2-270AP10AC INTERCHANGEABLE
Switch,pressure
Johnson Controls Inc Control Products Div
5340-00-925-9932517123 INTERCHANGEABLE
Clevis,rod End
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
5330-01-428-2736 INTERCHANGEABLE
Seal Ring,metal
Cross-Reference Index
Part NumberManufacturer
517123 Raytheon Company Dba Raytheon (USA)
517123 Raytheon Company Div Rmd Strategic (USA)
517123 Profile Gear Corp (USA)
Related Parts
5930-00-617-2087INTERCHANGEABLE
SWITCH,PRESSURE
4P2-270AP10AC
5340-00-925-9932INTERCHANGEABLE
CLEVIS,ROD END
517123
5330-01-428-2736INTERCHANGEABLE
SEAL RING,METAL

Frequently Asked Questions

What is NSN 3020-00-796-7333?

NSN 3020-00-796-7333 is a Gear Cluster, manufactured by Raytheon Company Dba Raytheon, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-796-7333?

NSN 3020-00-796-7333 has 3 cross-referenced part numbers: 517123 (Raytheon Company Dba Raytheon), 517123 (Raytheon Company Div Rmd Strategic), 517123 (Profile Gear Corp).

What NSN replaces 3020-00-796-7333?

There are 3 known substitutes for 3020-00-796-7333: 5930-00-617-2087, 5340-00-925-9932, 5330-01-428-2736. Verify interchangeability with system specifications before substitution.

What are the specifications of 517123?

Key specifications for 517123: Hub Style Designator: 1 STEP SECOND END; Material: STEEL COMP 4615 SECOND GEAR; Bore Nominal Diameter: 0.750 INCHES SECOND END IN; Counterbore Nominal Diameter: 1.250 INCHES SECOND END IN. 19 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com