PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

R14099Gear,bevel

Komatsu America Corporation · NSN 3020-00-355-2621 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-355-2621 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-355-2621. Primary manufacturer part number: R14099.
Features
  • Gear,bevel — FSC 3020
  • Pitch Diameter: 4.0000 INCHES NOMINAL IN
  • Teeth Quantity: 24
  • Body Style: PLAIN, SOLID
  • Pitch Angle: 23.9664 DEGREES
  • Material: STEEL OVERALL
  • Hardness Rating: 34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
  • First Groove Nominal Width: 0.125 INCHES SECOND END IN
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Steel Overall construction
General Description

The Gear,bevel, cataloged under National Stock Number 3020-00-355-2621, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Komatsu America Corporation. Government technical data includes 18 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-355-2621
Primary Part NumberR14099
Item NameGear,bevel
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerKomatsu America Corporation
StatusACTIVE
Pitch Diameter4.0000 INCHES NOMINAL IN
Teeth Quantity24
Body StylePLAIN, SOLID
Pitch Angle23.9664 DEGREES
MaterialSTEEL OVERALL
Hardness Rating34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
First Groove Nominal Width0.125 INCHES SECOND END IN
Hub Style Designator1 GROOVE SECOND END
Teeth TypeSTRAIGHT
Keyway Nominal Width0.500 INCHES BOTH ENDS IN
Hub Nominal Diameter2.544 INCHES SECOND END IN
Pressure Angle20.0000 DEGREES
Bore Nominal Diameter1.374 INCHES BOTH ENDS IN
Face Nominal Width1.000 INCHES IN
Nominal Outside Diameter4.426 INCHES IN
Nominal Distance From Bore Center to Keyway Bottom0.812 INCHES BOTH ENDS IN
First Groove Nominal Diameter2.437 INCHES SECOND END IN
Nominal Distance From End to First Groove0.625 INCHES SECOND END IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
4140-00-462-846511150979 INTERCHANGEABLE
Guard,fan Impeller
Us Army Aviation and Missile Command
5998-01-008-454814-099 INTERCHANGEABLE
Circuit Card Assembly
N H Research, Llc Dba Nh Research Llc
4720-01-393-0023 INTERCHANGEABLE
Hose,nonmetallic
5930-01-578-224714099 INTERCHANGEABLE
Switch,pressure
Generac Mobile Products, Llc
3040-01-582-386214099 INTERCHANGEABLE
Lever,manual Control
DP Manufacturing Inc.
3020-01-641-107114207-999-000 INTERCHANGEABLE
Gear,helical
Curtiss-Wright Flow Control Corporation Dba Curtiss-Wright Flow Control Co Div Curtiss-Wright / Nu-Torque
Cross-Reference Index
Part NumberManufacturer
R14099 Komatsu America Corporation (USA)
14099 Komatsu America Corporation (USA)
Related Parts
4140-00-462-8465INTERCHANGEABLE
GUARD,FAN IMPELLER
11150979
5998-01-008-4548INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
14-099
4720-01-393-0023INTERCHANGEABLE
HOSE,NONMETALLIC
5930-01-578-2247INTERCHANGEABLE
SWITCH,PRESSURE
14099
3040-01-582-3862INTERCHANGEABLE
LEVER,MANUAL CONTROL
14099
3020-01-641-1071INTERCHANGEABLE
GEAR,HELICAL
14207-999-000

Frequently Asked Questions

What is NSN 3020-00-355-2621?

NSN 3020-00-355-2621 is a Gear,bevel, manufactured by Komatsu America Corporation, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-355-2621?

NSN 3020-00-355-2621 has 2 cross-referenced part numbers: R14099 (Komatsu America Corporation), 14099 (Komatsu America Corporation).

What NSN replaces 3020-00-355-2621?

There are 6 known substitutes for 3020-00-355-2621: 4140-00-462-8465, 5998-01-008-4548, 4720-01-393-0023 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of R14099?

Key specifications for R14099: Pitch Diameter: 4.0000 INCHES NOMINAL IN; Teeth Quantity: 24; Body Style: PLAIN, SOLID; Pitch Angle: 23.9664 DEGREES. 19 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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