PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

202-391Gear,antibacklash,spur

Cmc Electronics Inc · NSN 3020-00-436-7980 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-436-7980 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-436-7980. Primary manufacturer part number: 202-391.
Features
  • Gear,antibacklash,spur — FSC 3020
  • 1 verified cross-reference
  • Primary manufacturer: Cmc Electronics Inc
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
General Description

The Gear,antibacklash,spur, cataloged under National Stock Number 3020-00-436-7980, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Cmc Electronics Inc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameGear,antibacklash,spur
FSC / FSG3020 — No Item Name Available (FSG 30)
ManufacturersCmc Electronics Inc (CAGE 90073)
Technical Specifications
ParameterValue
NSN3020-00-436-7980
Primary Part Number202-391
Item NameGear,antibacklash,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerCmc Electronics Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
3040-00-116-0396202391 INTERCHANGEABLE
Shaft,shouldered
Wascomat of America Div of Bermil Industries Corp
5905-00-121-9932 INTERCHANGEABLE
Resistor,fixed,composition
1650-00-730-0964 INTERCHANGEABLE
Gasket,power Turbin
5331-01-321-5970 INTERCHANGEABLE
O-Ring
2910-01-407-2994202391 INTERCHANGEABLE
Cover,fluid Filter
Admiral Filter Company Llc
Cross-Reference Index
Part NumberManufacturer
202-391 PRIMARY Cmc Electronics Inc (CAN)
Related Parts
3040-00-116-0396INTERCHANGEABLE
SHAFT,SHOULDERED
202391
5905-00-121-9932INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION
1650-00-730-0964INTERCHANGEABLE
GASKET,POWER TURBIN
5331-01-321-5970INTERCHANGEABLE
O-RING
2910-01-407-2994INTERCHANGEABLE
COVER,FLUID FILTER
202391

Frequently Asked Questions

What is NSN 3020-00-436-7980?

NSN 3020-00-436-7980 is a Gear,antibacklash,spur, manufactured by Cmc Electronics Inc, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-436-7980?

NSN 3020-00-436-7980 has 1 cross-referenced part number: 202-391 (Cmc Electronics Inc).

What NSN replaces 3020-00-436-7980?

There are 5 known substitutes for 3020-00-436-7980: 3040-00-116-0396, 5905-00-121-9932, 1650-00-730-0964 and 2 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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