PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4642Gear,bevel

Cleveland Trencher Co Inc · NSN 3020-00-517-7667 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-517-7667 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-517-7667. Primary manufacturer part number: 4642.
Features
  • Gear,bevel — FSC 3020
  • Body Style: PLAIN, SOLID
  • Style Designator: PERIPHERAL FACE, BACK HUB PROTRUDING
  • Nominal Overall Length: 2.062 INCHES IN
  • Teeth Quantity: 27
  • Hub Style Designator: 1 STEP SECOND END
  • Material: STEEL COMP 8620 OVERALL
  • Pressure Angle: 20.0000 DEGREES
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Steel Comp 8620 Overall construction
General Description

The Gear,bevel, cataloged under National Stock Number 3020-00-517-7667, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Cleveland Trencher Co Inc. Government technical data includes 24 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. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-517-7667
Primary Part Number4642
Item NameGear,bevel
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerCleveland Trencher Co Inc
StatusACTIVE
Body StylePLAIN, SOLID
Style DesignatorPERIPHERAL FACE, BACK HUB PROTRUDING
Nominal Overall Length2.062 INCHES IN
Teeth Quantity27
Hub Style Designator1 STEP SECOND END
MaterialSTEEL COMP 8620 OVERALL
Pressure Angle20.0000 DEGREES
Face Nominal Width1.250 INCHES IN
Pitch Angle45.0000 DEGREES
Hardness Rating58.0 ROCKWELL C MINIMUM AND 63.0 ROCKWELL C MAXIMUM HUB
Spline Quantity6 BOTH ENDS
Nominal Outside Diameter4.678 INCHES IN
Bore Nominal Diameter1.438 INCHES BOTH ENDS IN
End Nominal Diameter1.772 INCHES SECOND END IN
End Nominal Length0.751 INCHES SECOND END IN
Nominal Distance Between Body Face and Protruding Hub End0.875 INCHES SECOND END IN
Material Document and Classification66 FED STD SINGLE MATERIAL RESPONSE AND AISI/SAE 8620 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Body Recess Nominal Depth0.3750 INCHES FIRST END IN
First Step Nominal Diameter2.250 INCHES SECOND END IN
First Step Nominal Length0.875 INCHES SECOND END IN
Pitch Diameter4.5000 INCHES NOMINAL IN
Hardness Rating35.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM TEETH
Bore StyleSTRAIGHT SPLINE BOTH ENDS
Teeth TypeSTRAIGHT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
6625-00-408-33904642 INTERCHANGEABLE
Door,exhaust,tester
Jaidinger Manufacturing Co Inc Dba Jaidinger Manufacturing Co Inc
5950-00-536-3928464-2 INTERCHANGEABLE
Coil,electrical
Eaton Corp Opns & Technical Center
5935-00-723-39501-644751-0 INTERCHANGEABLE
Connector,receptacle,electrical
Te Connectivity Corporation
5930-01-038-79611PL1 INTERCHANGEABLE
Switch,sensitive
Honeywell International Inc. Dba Honeyweel Sensing & Controls
5905-01-226-4612 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
6210-01-292-51104642 INTERCHANGEABLE
Light,indicator
Electromed Intl Ltd Corp
5325-01-307-96364642 INTERCHANGEABLE
Ring,retaining
Bromine Systems Inc
5120-01-375-7760 INTERCHANGEABLE
Socket,socket Wrench
5930-01-380-7872 INTERCHANGEABLE
Switch,toggle
7690-01-477-99584642 INTERCHANGEABLE
Label
Topflight Corporation
Cross-Reference Index
Part NumberManufacturer
4642 Cleveland Trencher Co Inc (USA)
Related Parts
6625-00-408-3390INTERCHANGEABLE
DOOR,EXHAUST,TESTER
4642
5950-00-536-3928INTERCHANGEABLE
COIL,ELECTRICAL
464-2
5935-00-723-3950INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
1-644751-0
5930-01-038-7961INTERCHANGEABLE
SWITCH,SENSITIVE
1PL1
5905-01-226-4612INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
6210-01-292-5110INTERCHANGEABLE
LIGHT,INDICATOR
4642
5325-01-307-9636INTERCHANGEABLE
RING,RETAINING
4642
5120-01-375-7760INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5930-01-380-7872INTERCHANGEABLE
SWITCH,TOGGLE
7690-01-477-9958INTERCHANGEABLE
LABEL
4642
6520-01-556-2305INTERCHANGEABLE
FILE,ENDODONTIC,ROTARY
639-3915

Frequently Asked Questions

What is NSN 3020-00-517-7667?

NSN 3020-00-517-7667 is a Gear,bevel, manufactured by Cleveland Trencher Co Inc, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-517-7667?

NSN 3020-00-517-7667 has 1 cross-referenced part number: 4642 (Cleveland Trencher Co Inc).

What NSN replaces 3020-00-517-7667?

There are 11 known substitutes for 3020-00-517-7667: 6625-00-408-3390, 5950-00-536-3928, 5935-00-723-3950 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4642?

Key specifications for 4642: Body Style: PLAIN, SOLID; Style Designator: PERIPHERAL FACE, BACK HUB PROTRUDING; Nominal Overall Length: 2.062 INCHES IN; Teeth Quantity: 27. 25 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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