PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

30-8-68Gear,helical

Dana Commercial Vehicle Manufacturing, Llc Dba Dana Commercial Vehicle Products · NSN 3020-00-884-4834 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-884-4834 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-884-4834. Primary manufacturer part number: 30-8-68.
Features
  • Gear,helical — FSC 3020
  • Body Style: PLAIN, SOLID
  • Spline Quantity: 18 FIRST END
  • Pitch Diameter: 3.5119 INCHES NOMINAL IN
  • Style Designator: HUBLESS
  • Spline Pitch Diameter: 2.5714 INCHES NOMINAL FIRST END IN
  • Material Document and Classification: QQ-S-624 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Pressure Angle: 20.0000 DEGREES
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Steel Comp 8620h Overall construction
General Description

The Gear,helical, cataloged under National Stock Number 3020-00-884-4834, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Dana Commercial Vehicle Manufacturing, Llc Dba Dana Commercial Vehicle Products. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 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
NSN3020-00-884-4834
Primary Part Number30-8-68
Item NameGear,helical
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerDana Commercial Vehicle Manufacturing, Llc Dba Dana Commercial Vehicle Products
StatusACTIVE
Body StylePLAIN, SOLID
Spline Quantity18 FIRST END
Pitch Diameter3.5119 INCHES NOMINAL IN
Style DesignatorHUBLESS
Spline Pitch Diameter2.5714 INCHES NOMINAL FIRST END IN
Material Document and ClassificationQQ-S-624 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Pressure Angle20.0000 DEGREES
Tooth DirectionLEFT
Bore StyleINVOLUTE SPLINE FIRST END
Nominal Outside Diameter3.759 INCHES IN
MaterialSTEEL COMP 8620H OVERALL
Teeth Quantity25
Teeth TypeSINGLE HELIX
Tooth FormSTUB
Bore Nominal Diameter2.731 INCHES FIRST END IN
Face Nominal Width1.000 INCHES IN
Helix Angle28.1963 DEGREES
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
3110-00-100-057115359 INTERCHANGEABLE
Cup,tapered Roller Bearing
Roper Industries Inc Roper Pump Co Div
5930-00-108-7078308-0068 INTERCHANGEABLE
Switch,toggle
Cummins Power Generation Inc.
5360-01-299-4886 INTERCHANGEABLE
Spring,helical,compression
Cross-Reference Index
Part NumberManufacturer
2520008844834 E.c.a Etablissement Centrald'approvisionnement Des Forces Armee
30-8-68 PRIMARY Dana Commercial Vehicle Manufacturing, Llc Dba Dana Commercial Vehicle Products (USA)
30-8-68 Dana Corp Spicer Transmission Div (USA)
10914637 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
Related Parts
3110-00-100-0571INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
15359
5930-00-108-7078INTERCHANGEABLE
SWITCH,TOGGLE
308-0068
5360-01-299-4886INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION

Frequently Asked Questions

What is NSN 3020-00-884-4834?

NSN 3020-00-884-4834 is a Gear,helical, manufactured by Dana Commercial Vehicle Manufacturing, Llc Dba Dana Commercial Vehicle Products, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-884-4834?

NSN 3020-00-884-4834 has 4 cross-referenced part numbers: 2520008844834 (E.c.a Etablissement Centrald'approvisionnement Des Forces Armee), 30-8-68 (Dana Commercial Vehicle Manufacturing, Llc Dba Dana Commercial Vehicle Products), 30-8-68 (Dana Corp Spicer Transmission Div), 10914637 (U S Army Tank Automotive Command Amsta-Im-Mm).

What NSN replaces 3020-00-884-4834?

There are 3 known substitutes for 3020-00-884-4834: 3110-00-100-0571, 5930-00-108-7078, 5360-01-299-4886. Verify interchangeability with system specifications before substitution.

What are the specifications of 30-8-68?

Key specifications for 30-8-68: Body Style: PLAIN, SOLID; Spline Quantity: 18 FIRST END; Pitch Diameter: 3.5119 INCHES NOMINAL IN; Style Designator: HUBLESS. 17 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