PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

300008-1Gear Cluster

Naval Command Control and Ocean Surveillance Center in Service Engineering Div West Coast · NSN 3020-01-297-5438 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-01-297-5438 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-297-5438. Primary manufacturer part number: 300008-1.
Features
  • Gear Cluster — FSC 3020
  • Material Document and Classification: MIL-S-869 CLASS A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Hub Style Designator: 1 STEP SECOND END
  • Hub Nominal Diameter: 0.938 INCHES SECOND END IN
  • Nominal Outside Diameter: 1.046 INCHES SECOND GEAR IN
  • Hub Style Designator: PLAIN FIRST END
  • Nominal Overall Length: 2.322 INCHES IN
  • Design Type: SPUR ALL GEARS
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Steel Overall construction
General Description

The Gear Cluster, cataloged under National Stock Number 3020-01-297-5438, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Naval Command Control and Ocean Surveillance Center in Service Engineering Div West Coast. Government technical data includes 13 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. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-01-297-5438
Primary Part Number300008-1
Item NameGear Cluster
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerNaval Command Control and Ocean Surveillance Center in Service Engineering Div West Coast
StatusACTIVE
Material Document and ClassificationMIL-S-869 CLASS A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Hub Style Designator1 STEP SECOND END
Hub Nominal Diameter0.938 INCHES SECOND END IN
Nominal Outside Diameter1.046 INCHES SECOND GEAR IN
Hub Style DesignatorPLAIN FIRST END
Nominal Overall Length2.322 INCHES IN
Design TypeSPUR ALL GEARS
Nominal Outside Diameter4.096 INCHES FIRST GEAR IN
Hub Nominal Length0.765 INCHES SECOND END IN
Hub Nominal Length0.539 INCHES FIRST END IN
MaterialSTEEL OVERALL
Hub Nominal Diameter0.669 INCHES FIRST END IN
ConstructionASSEMBLED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5905-00-110-7620 INTERCHANGEABLE
Resistor,fixed,composition
4720-00-259-62433000-08 INTERCHANGEABLE
Hose,nonmetallic
Eaton Corp
6650-00-382-0832 INTERCHANGEABLE
Prism,optical Instrument
5950-00-392-6725SC-C-65631 INTERCHANGEABLE
Coil,radio Frequency
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5935-00-763-5604HRC2JV2 INTERCHANGEABLE
Socket,plug-in Electronic Compon
Armel De Llc Dba Armel Electronics
5360-01-134-7234300008 INTERCHANGEABLE
Spring,helical,compression
Kaydon Custom Filtration Corporation
5340-01-423-3255300008 INTERCHANGEABLE
Plate,mounting
M. E. Industries, Inc.
4730-01-543-514164031PQ INTERCHANGEABLE
Coupling Assembly,quick Disconne
Eaton Corporation Dba Eaton Inoac
5310-01-591-11663000081-025 INTERCHANGEABLE
Washer,lock
Bae Systems Land & Armaments L.p.
5310-01-616-81433000081-038 INTERCHANGEABLE
Washer,lock
Bae Systems Land & Armaments L.p.
Cross-Reference Index
Part NumberManufacturer
300008-1 Naval Command Control and Ocean Surveillance Center in Service Engineering Div West Coast (USA)
300008 Naval Command Control and Ocean Surveillance Center in Service Engineering Div West Coast (USA)
Related Parts
5905-00-110-7620INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION
4720-00-259-6243INTERCHANGEABLE
HOSE,NONMETALLIC
3000-08
6650-00-382-0832INTERCHANGEABLE
PRISM,OPTICAL INSTRUMENT
5950-00-392-6725INTERCHANGEABLE
COIL,RADIO FREQUENCY
SC-C-65631
5935-00-763-5604INTERCHANGEABLE
SOCKET,PLUG-IN ELECTRONIC COMPON
HRC2JV2
5360-01-134-7234INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
300008
5340-01-423-3255INTERCHANGEABLE
PLATE,MOUNTING
300008
4730-01-543-5141INTERCHANGEABLE
COUPLING ASSEMBLY,QUICK DISCONNE
64031PQ
5310-01-591-1166INTERCHANGEABLE
WASHER,LOCK
3000081-025
5310-01-616-8143INTERCHANGEABLE
WASHER,LOCK
3000081-038
7025-01-695-0657INTERCHANGEABLE
INTERFACE UNIT,AUTOMATIC DATA PR
300008-1

Frequently Asked Questions

What is NSN 3020-01-297-5438?

NSN 3020-01-297-5438 is a Gear Cluster, manufactured by Naval Command Control and Ocean Surveillance Center in Service Engineering Div West Coast, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-01-297-5438?

NSN 3020-01-297-5438 has 2 cross-referenced part numbers: 300008-1 (Naval Command Control and Ocean Surveillance Center in Service Engineering Div West Coast), 300008 (Naval Command Control and Ocean Surveillance Center in Service Engineering Div West Coast).

What NSN replaces 3020-01-297-5438?

There are 11 known substitutes for 3020-01-297-5438: 5905-00-110-7620, 4720-00-259-6243, 6650-00-382-0832 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 300008-1?

Key specifications for 300008-1: Material Document and Classification: MIL-S-869 CLASS A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Hub Style Designator: 1 STEP SECOND END; Hub Nominal Diameter: 0.938 INCHES SECOND END IN; Nominal Outside Diameter: 1.046 INCHES SECOND GEAR IN. 13 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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