PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

RS810Gear,helical

Lauson Division of Tecumseh Products Co · NSN 3020-00-496-5332 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-496-5332 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-496-5332. Primary manufacturer part number: RS810.
Features
  • Gear,helical — FSC 3020
  • Pitch Diameter: 1.1505 INCHES NOMINAL IN
  • Material Document and Classification: SAE 3120 FED STD SINGLE MATERIAL RESPONSE OVERALL
  • Keyway Nominal Width: 0.125 INCHES BOTH ENDS IN
  • Face Nominal Width: 0.812 INCHES IN
  • Tooth Direction: LEFT
  • Nominal Outside Diameter: 1.273 INCHES IN
  • Teeth Type: SINGLE HELIX
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Steel Comp 3120 Overall construction
General Description

The Gear,helical, cataloged under National Stock Number 3020-00-496-5332, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Lauson Division of Tecumseh Products Co. Government technical data includes 17 verified specifications, 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-496-5332
Primary Part NumberRS810
Item NameGear,helical
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerLauson Division of Tecumseh Products Co
StatusACTIVE
Pitch Diameter1.1505 INCHES NOMINAL IN
Material Document and ClassificationSAE 3120 FED STD SINGLE MATERIAL RESPONSE OVERALL
Keyway Nominal Width0.125 INCHES BOTH ENDS IN
Face Nominal Width0.812 INCHES IN
Tooth DirectionLEFT
Nominal Outside Diameter1.273 INCHES IN
Teeth TypeSINGLE HELIX
Style DesignatorHUBLESS
MaterialSTEEL COMP 3120 OVERALL
Pressure Angle14.5000 DEGREES
Bore StyleTAPERED W/KEYWAY FIRST END
Body StylePLAIN, SOLID
Nominal Distance From Bore Center to Keyway Bottom0.380 INCHES BOTH ENDS IN
Helix Angle12.1000 DEGREES
Tooth FormSTANDARD
Taper Major Nominal Diameter0.624 INCHES BOTH ENDS IN
Teeth Quantity18
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
6240-00-272-8601 INTERCHANGEABLE
Lamp,incandescent
4320-00-421-69898820993 INTERCHANGEABLE
Pump Assy
Sicard a Division of Smi-Snowblast Inc Dba Sicard
5310-00-634-91202164 INTERCHANGEABLE
Washer,flat
Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
Cross-Reference Index
Part NumberManufacturer
RS810 Lauson Division of Tecumseh Products Co (USA)
20993 Lauson Division of Tecumseh Products Co (USA)
Related Parts
6240-00-272-8601INTERCHANGEABLE
LAMP,INCANDESCENT
4320-00-421-6989INTERCHANGEABLE
PUMP ASSY
8820993
5310-00-634-9120INTERCHANGEABLE
WASHER,FLAT
2164

Frequently Asked Questions

What is NSN 3020-00-496-5332?

NSN 3020-00-496-5332 is a Gear,helical, manufactured by Lauson Division of Tecumseh Products Co, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-496-5332?

NSN 3020-00-496-5332 has 2 cross-referenced part numbers: RS810 (Lauson Division of Tecumseh Products Co), 20993 (Lauson Division of Tecumseh Products Co).

What NSN replaces 3020-00-496-5332?

There are 3 known substitutes for 3020-00-496-5332: 6240-00-272-8601, 4320-00-421-6989, 5310-00-634-9120. Verify interchangeability with system specifications before substitution.

What are the specifications of RS810?

Key specifications for RS810: Pitch Diameter: 1.1505 INCHES NOMINAL IN; Material Document and Classification: SAE 3120 FED STD SINGLE MATERIAL RESPONSE OVERALL; Keyway Nominal Width: 0.125 INCHES BOTH ENDS IN; Face Nominal Width: 0.812 INCHES IN. 17 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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