PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

305570Gear,spur

Telemechanics Inc · NSN 3020-00-936-5909 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-936-5909 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-936-5909. Primary manufacturer part number: 305570.
Features
  • Gear,spur — FSC 3020
  • Teeth Quantity: 55
  • Attachment Method: MOUNTING HOLE
  • Pitch Diameter: 1.5455 INCHES NOMINAL IN
  • Mounting Hole Type and Quantity: 3 PLAIN AXIALLY THROUGH BODY FIRST END
  • Bore Style: PLAIN BOTH ENDS
  • Style Designator: HUBLESS
  • Material: PLASTIC OVERALL
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Plastic Overall construction
General Description

The Gear,spur, cataloged under National Stock Number 3020-00-936-5909, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Telemechanics Inc. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-936-5909
Primary Part Number305570
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerTelemechanics Inc
StatusACTIVE
Teeth Quantity55
Attachment MethodMOUNTING HOLE
Pitch Diameter1.5455 INCHES NOMINAL IN
Mounting Hole Type and Quantity3 PLAIN AXIALLY THROUGH BODY FIRST END
Bore StylePLAIN BOTH ENDS
Style DesignatorHUBLESS
MaterialPLASTIC OVERALL
Nominal Outside Diameter1.5955 INCHES IN
Face Nominal Width0.312 INCHES IN
Bore Nominal Diameter0.375 INCHES BOTH ENDS IN
Mounting Hole Nominal Diameter0.152 INCHES AXIALLY THROUGH BODY FIRST END IN
Bolt Hole Circle Nominal Diameter0.750 INCHES AXIALLY THROUGH BODY FIRST END IN
Pressure Angle14.5000 DEGREES
Body StylePLAIN, SOLID
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
6640-01-464-98283055-70 INTERCHANGEABLE
Incubator,bacteriological
Weber Scientific
Cross-Reference Index
Part NumberManufacturer
305570 PRIMARY Telemechanics Inc (USA)
Related Parts
6640-01-464-9828INTERCHANGEABLE
INCUBATOR,BACTERIOLOGICAL
3055-70

Frequently Asked Questions

What is NSN 3020-00-936-5909?

NSN 3020-00-936-5909 is a Gear,spur, manufactured by Telemechanics Inc, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-936-5909?

NSN 3020-00-936-5909 has 1 cross-referenced part number: 305570 (Telemechanics Inc).

What NSN replaces 3020-00-936-5909?

There is 1 known substitute for 3020-00-936-5909: 6640-01-464-9828. Verify interchangeability with system specifications before substitution.

What are the specifications of 305570?

Key specifications for 305570: Teeth Quantity: 55; Attachment Method: MOUNTING HOLE; Pitch Diameter: 1.5455 INCHES NOMINAL IN; Mounting Hole Type and Quantity: 3 PLAIN AXIALLY THROUGH BODY FIRST END. 14 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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