PartsTable TECHNICAL DATA SHEET
AUGUST 2026Technical Data Sheet

909920Gear,helical

Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer · NSN 3020-01-426-4916 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-01-426-4916 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-426-4916. Primary manufacturer part number: 909920.
Features
  • Gear,helical — FSC 3020
  • 3 verified cross-references
  • Primary manufacturer: Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
General Description

The Gear,helical, cataloged under National Stock Number 3020-01-426-4916, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer. This item has 3 commercial cross-references 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.

Catalog Facts
Item NameGear,helical
FSC / FSG3020 — No Item Name Available (FSG 30)
ManufacturersDover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer (CAGE 07524)
Technical Specifications
ParameterValue
NSN3020-01-426-4916
Primary Part Number909920
Item NameGear,helical
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerDover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
3040-01-429-3296905120 INTERCHANGEABLE
Gearshaft,helical
Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer
Cross-Reference Index
Part NumberManufacturer
E-4686 ITEM 101 Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer (USA)
E-4686 Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer (USA)
909920 PRIMARY Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer (USA)
Related Parts
3040-01-429-3296INTERCHANGEABLE
GEARSHAFT,HELICAL
905120

Frequently Asked Questions

What is NSN 3020-01-426-4916?

NSN 3020-01-426-4916 is a Gear,helical, manufactured by Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-01-426-4916?

NSN 3020-01-426-4916 has 3 cross-referenced part numbers: E-4686 ITEM 101 (Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer), E-4686 (Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer), 909920 (Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer).

What NSN replaces 3020-01-426-4916?

There is 1 known substitute for 3020-01-426-4916: 3040-01-429-3296. Verify interchangeability with system specifications before substitution.

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