PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

0381810Gear,bevel

Brp Us Inc · NSN 3020-00-078-2648 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-078-2648 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-078-2648. Primary manufacturer part number: 0381810.
Features
  • Gear,bevel — FSC 3020
  • Counterbore Nominal Depth: 0.053 INCHES COUNTER BORE SECOND END IN
  • Teeth Type: SPIRAL
  • Bore Style: W/COUNTERBORE COUNTER BORE SECOND END
  • Teeth Quantity: 21
  • Hub Nominal Diameter: 1.000 INCHES SECOND END IN
  • Pressure Angle: 14.5000 DEGREES
  • Hub Style Designator: 1 GROOVE FIRST END
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Steel Body construction
General Description

The Gear,bevel, cataloged under National Stock Number 3020-00-078-2648, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Brp Us Inc. Government technical data includes 25 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3020-00-078-2648
Primary Part Number0381810
Item NameGear,bevel
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerBrp Us Inc
StatusCANCELLED
Counterbore Nominal Depth0.053 INCHES COUNTER BORE SECOND END IN
Teeth TypeSPIRAL
Bore StyleW/COUNTERBORE COUNTER BORE SECOND END
Teeth Quantity21
Hub Nominal Diameter1.000 INCHES SECOND END IN
Pressure Angle14.5000 DEGREES
Hub Style Designator1 GROOVE FIRST END
Counterbore Nominal Diameter1.223 INCHES COUNTER BORE SECOND END IN
Bore Nominal Diameter0.815 INCHES COUNTER BORE SECOND END IN
Hub Nominal Diameter1.938 INCHES FIRST END IN
Hub Style DesignatorPLAIN SECOND END
MaterialSTEEL BODY
Pitch Diameter2.6250 INCHES NOMINAL IN
MaterialCOPPER ALLOY HUB
Pitch Angle23.0000 DEGREES
Nominal Distance Between Body Face and Protruding Hub End0.806 INCHES SECOND END IN
First Groove Nominal Width0.155 INCHES FIRST END IN
Face Nominal Width0.500 INCHES IN
Nominal Distance Between Body Face and Recessed Hub End0.350 INCHES FIRST END IN
Nominal Outside Diameter2.805 INCHES IN
Style DesignatorSIDE FACE, FRONT HUB RECESSED, BACK HUB PROTRUDING
First Groove Nominal Diameter1.253 INCHES FIRST END IN
Nominal Distance From End to First Groove0.100 INCHES FIRST END IN
Nominal Overall Length1.560 INCHES IN
Body StyleWEBBED, OFFSET, SOLID
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
3030-01-280-2369 INTERCHANGEABLE
Belts,v,matched Set
4320-01-300-9873381810 INTERCHANGEABLE
Head,hydraulic Motor-Pump
Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer
Cross-Reference Index
Part NumberManufacturer
381810 Brp Us Inc (USA)
0381810 Outboard Marine Corp (USA)
377174 Outboard Marine Corp Johnson Motors Div (USA)
381810 Evinrude Motors Product Group of Outboard Marine Corp (USA)
377174 Evinrude Motors Product Group of Outboard Marine Corp (USA)
381810 Outboard Marine Corp Johnson Motors Div (USA)
0381810 PRIMARY Brp Us Inc (USA)
377174 Outboard Marine Corp (USA)
0381810 Outboard Marine Corp Johnson Motors Div (USA)
381810 Outboard Marine Corp (USA)
0381810 Evinrude Motors Product Group of Outboard Marine Corp (USA)
Related Parts
3030-01-280-2369INTERCHANGEABLE
BELTS,V,MATCHED SET
4320-01-300-9873INTERCHANGEABLE
HEAD,HYDRAULIC MOTOR-PUMP
381810

Frequently Asked Questions

What is NSN 3020-00-078-2648?

NSN 3020-00-078-2648 is a Gear,bevel, manufactured by Brp Us Inc, classified under FSC 3020 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3020-00-078-2648?

NSN 3020-00-078-2648 has 11 cross-referenced part numbers: 381810 (Brp Us Inc), 0381810 (Outboard Marine Corp), 377174 (Outboard Marine Corp Johnson Motors Div), 381810 (Evinrude Motors Product Group of Outboard Marine Corp), 377174 (Evinrude Motors Product Group of Outboard Marine Corp) and 6 more.

What NSN replaces 3020-00-078-2648?

There are 2 known substitutes for 3020-00-078-2648: 3030-01-280-2369, 4320-01-300-9873. Verify interchangeability with system specifications before substitution.

What are the specifications of 0381810?

Key specifications for 0381810: Counterbore Nominal Depth: 0.053 INCHES COUNTER BORE SECOND END IN; Teeth Type: SPIRAL; Bore Style: W/COUNTERBORE COUNTER BORE SECOND END; Teeth Quantity: 21. 25 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3020-00-078-2648 still in active supply?

NSN 3020-00-078-2648 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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