PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B5550Gear,helical

Hogan Faximile Corp Sub of Telautograph Corp · NSN 3020-00-294-6029 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-294-6029 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-294-6029. Primary manufacturer part number: B5550.
Features
  • Gear,helical — FSC 3020
  • Style Designator: HUBLESS
  • Tooth Direction: RIGHT
  • Pressure Angle: 14.5000 DEGREES
  • Nominal Outside Diameter: 0.4984 INCHES IN
  • Face Nominal Width: 0.375 INCHES IN
  • Tooth Form: STANDARD
  • Body Style: PLAIN, SOLID
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Steel Overall construction
General Description

The Gear,helical, cataloged under National Stock Number 3020-00-294-6029, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Hogan Faximile Corp Sub of Telautograph Corp. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3020-00-294-6029
Primary Part NumberB5550
Item NameGear,helical
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerHogan Faximile Corp Sub of Telautograph Corp
StatusCANCELLED
Style DesignatorHUBLESS
Tooth DirectionRIGHT
Pressure Angle14.5000 DEGREES
Nominal Outside Diameter0.4984 INCHES IN
Face Nominal Width0.375 INCHES IN
Tooth FormSTANDARD
Body StylePLAIN, SOLID
Bore Nominal Diameter0.2500 INCHES BOTH ENDS IN
Bore StylePLAIN BOTH ENDS
Helix Angle45.0000 DEGREES
MaterialSTEEL OVERALL
Pitch Diameter0.4170 INCHES NOMINAL IN
Teeth Quantity10
Teeth TypeSINGLE HELIX
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
5930-01-193-8252 INTERCHANGEABLE
Switch Assembly
Cross-Reference Index
Part NumberManufacturer
B5550 Hogan Faximile Corp Sub of Telautograph Corp (USA)
H2410R Altra Industrial Motion Corp. (USA)
Related Parts
5930-01-193-8252INTERCHANGEABLE
SWITCH ASSEMBLY

Frequently Asked Questions

What is NSN 3020-00-294-6029?

NSN 3020-00-294-6029 is a Gear,helical, manufactured by Hogan Faximile Corp Sub of Telautograph Corp, classified under FSC 3020 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3020-00-294-6029?

NSN 3020-00-294-6029 has 2 cross-referenced part numbers: B5550 (Hogan Faximile Corp Sub of Telautograph Corp), H2410R (Altra Industrial Motion Corp.).

What NSN replaces 3020-00-294-6029?

There is 1 known substitute for 3020-00-294-6029: 5930-01-193-8252. Verify interchangeability with system specifications before substitution.

What are the specifications of B5550?

Key specifications for B5550: Style Designator: HUBLESS; Tooth Direction: RIGHT; Pressure Angle: 14.5000 DEGREES; Nominal Outside Diameter: 0.4984 INCHES IN. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3020-00-294-6029 still in active supply?

NSN 3020-00-294-6029 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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