PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1224RGear,helical

Altra Industrial Motion Corp. · NSN 3020-00-496-5950 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-496-5950 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-496-5950. Primary manufacturer part number: 1224R.
Features
  • Gear,helical — FSC 3020
  • Teeth Quantity: 24
  • Helix Angle: 45.0000 DEGREES
  • Nominal Outside Diameter: 2.1170 INCHES IN
  • Bore Nominal Diameter: 0.623 INCHES BOTH ENDS IN
  • Bore Style: W/ KEYWAY BOTH ENDS
  • Keyway Nominal Width: 0.125 INCHES BOTH ENDS IN
  • Nominal Distance From Bore Center to Keyway Bottom: 0.375 INCHES BOTH ENDS IN
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 3020-00-496-5950, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Altra Industrial Motion Corp.. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-496-5950
Primary Part Number1224R
Item NameGear,helical
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerAltra Industrial Motion Corp.
StatusACTIVE
Teeth Quantity24
Helix Angle45.0000 DEGREES
Nominal Outside Diameter2.1170 INCHES IN
Bore Nominal Diameter0.623 INCHES BOTH ENDS IN
Bore StyleW/ KEYWAY BOTH ENDS
Keyway Nominal Width0.125 INCHES BOTH ENDS IN
Nominal Distance From Bore Center to Keyway Bottom0.375 INCHES BOTH ENDS IN
Teeth TypeSINGLE HELIX
Tooth DirectionRIGHT
Tooth FormSTANDARD
Face Nominal Width0.750 INCHES IN
MaterialSTEEL OVERALL
Pitch Diameter2.0000 INCHES NOMINAL IN
Style DesignatorHUBLESS
Body StylePLAIN, SOLID
Pressure Angle14.5000 DEGREES
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5910-00-126-9179 INTERCHANGEABLE
Capacitor,fixed,paper Dielectric
5120-00-203-4656 INTERCHANGEABLE
Hammer,hand
6685-01-025-34181254894 INTERCHANGEABLE
Thermostat,flow Control
General Motors Llc Dba General Motors Llc
5940-01-476-91913300-9 INTERCHANGEABLE
Terminal Board
Marco Manufacturing Co Inc
5935-01-539-14437628116 INTERCHANGEABLE
Adapter,connector
Naval Sea Systems Command
Cross-Reference Index
Part NumberManufacturer
794LTL L3harris Technologies, Inc (USA)
H1224R Black and Decker /us/ Inc Dewalt Div (USA)
33009 Profile Gear Corp (USA)
33009 Black and Decker /us/ Inc Dewalt Div (USA)
1224R PRIMARY Altra Industrial Motion Corp. (USA)
H1224R PRIMARY Altra Industrial Motion Corp. (USA)
64A98C494-2 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
64A98C494 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
64A98C494-2 Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA)
H1224R Globe Transmission Corp (USA)
33009 Edo (USA)
Related Parts
5910-00-126-9179INTERCHANGEABLE
CAPACITOR,FIXED,PAPER DIELECTRIC
5120-00-203-4656INTERCHANGEABLE
HAMMER,HAND
6685-01-025-3418INTERCHANGEABLE
THERMOSTAT,FLOW CONTROL
1254894
5940-01-476-9191INTERCHANGEABLE
TERMINAL BOARD
3300-9
5935-01-539-1443INTERCHANGEABLE
ADAPTER,CONNECTOR
7628116

Frequently Asked Questions

What is NSN 3020-00-496-5950?

NSN 3020-00-496-5950 is a Gear,helical, manufactured by Altra Industrial Motion Corp., classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-496-5950?

NSN 3020-00-496-5950 has 11 cross-referenced part numbers: 794LTL (L3harris Technologies, Inc), H1224R (Black and Decker /us/ Inc Dewalt Div), 33009 (Profile Gear Corp), 33009 (Black and Decker /us/ Inc Dewalt Div), 1224R (Altra Industrial Motion Corp.) and 6 more.

What NSN replaces 3020-00-496-5950?

There are 5 known substitutes for 3020-00-496-5950: 5910-00-126-9179, 5120-00-203-4656, 6685-01-025-3418 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1224R?

Key specifications for 1224R: Teeth Quantity: 24; Helix Angle: 45.0000 DEGREES; Nominal Outside Diameter: 2.1170 INCHES IN; Bore Nominal Diameter: 0.623 INCHES BOTH ENDS IN. 16 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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