PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B5860Gear,helical

Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic · NSN 3020-01-319-0811 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-01-319-0811 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-319-0811. Primary manufacturer part number: B5860.
Features
  • Gear,helical — FSC 3020
  • Teeth Quantity: 57
  • 2 verified cross-references
  • Primary manufacturer: Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
General Description

The Gear,helical, cataloged under National Stock Number 3020-01-319-0811, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic. Government technical data includes 1 verified specification, 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-01-319-0811
Primary Part NumberB5860
Item NameGear,helical
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerTwin Disc, Incorporated Dba Twin Disc Mid-Atlantic
StatusACTIVE
Teeth Quantity57
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5950-00-193-8667 INTERCHANGEABLE
Transformer,power
3010-01-315-2992 INTERCHANGEABLE
Gear Assembly,speed Decreaser
3020-01-319-0812B5858 INTERCHANGEABLE
Gear,helical
Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
3040-01-319-7491A4480M INTERCHANGEABLE
Plate,retaining,shaft
Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
3040-01-319-7518A7061 INTERCHANGEABLE
Housing,mechanical Drive
Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
3040-01-319-7519A7054 INTERCHANGEABLE
Housing,mechanical Drive
Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
3040-01-319-7526B1441B INTERCHANGEABLE
Piston,linear Actuating Cylinder
Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
4720-01-319-7767MA923U INTERCHANGEABLE
Hose Assembly,nonmetallic
Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
Cross-Reference Index
Part NumberManufacturer
B5860 PRIMARY Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA)
X9816F Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA)
Related Parts
5950-00-193-8667INTERCHANGEABLE
TRANSFORMER,POWER
3010-01-315-2992INTERCHANGEABLE
GEAR ASSEMBLY,SPEED DECREASER
3020-01-319-0812INTERCHANGEABLE
GEAR,HELICAL
B5858
3040-01-319-7491INTERCHANGEABLE
PLATE,RETAINING,SHAFT
A4480M
3040-01-319-7518INTERCHANGEABLE
HOUSING,MECHANICAL DRIVE
A7061
3040-01-319-7519INTERCHANGEABLE
HOUSING,MECHANICAL DRIVE
A7054
3040-01-319-7526INTERCHANGEABLE
PISTON,LINEAR ACTUATING CYLINDER
B1441B
4720-01-319-7767INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
MA923U

Frequently Asked Questions

What is NSN 3020-01-319-0811?

NSN 3020-01-319-0811 is a Gear,helical, manufactured by Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-01-319-0811?

NSN 3020-01-319-0811 has 2 cross-referenced part numbers: B5860 (Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic), X9816F (Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic).

What NSN replaces 3020-01-319-0811?

There are 8 known substitutes for 3020-01-319-0811: 5950-00-193-8667, 3010-01-315-2992, 3020-01-319-0812 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B5860?

Key specifications for B5860: Teeth Quantity: 57. 1 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