PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20230-1Gearshaft,spur

Defense & Development Enterprises Llc · NSN 3040-00-674-3690 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-00-674-3690 — this item is cataloged by the U.S. Government under National Stock Number 3040-00-674-3690. Primary manufacturer part number: 20230-1.
Features
  • Gearshaft,spur — FSC 3040
  • Teeth Quantity: 8
  • Diametral Pitch: 8
  • Shaft Material: STEEL
  • Pressure Angle: 28.0000 DEGREES
  • Gear Material: STEEL
  • 3 verified cross-references
  • Primary manufacturer: Defense & Development Enterprises Llc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Gearshaft,spur, cataloged under National Stock Number 3040-00-674-3690, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Defense & Development Enterprises Llc. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, 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
NSN3040-00-674-3690
Primary Part Number20230-1
Item NameGearshaft,spur
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerDefense & Development Enterprises Llc
StatusACTIVE
Teeth Quantity8
Diametral Pitch8
Shaft MaterialSTEEL
Pressure Angle28.0000 DEGREES
Gear MaterialSTEEL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
4730-00-090-9040163D13 INTERCHANGEABLE
Elbow,pipe to Tube
Curtiss-Wright Controls, Inc. Div Actuation Division
5340-01-342-2846202301 INTERCHANGEABLE
Magnet,permanent
Admiral Filter Company Llc
5950-01-413-5790202-301 INTERCHANGEABLE
Transformer,current
Instrument Transformers Inc
Cross-Reference Index
Part NumberManufacturer
20230-1 Defense & Development Enterprises Llc (USA)
20230-1 Triumph Thermal Systems - Maryland, Inc. (USA)
20230-1 Hiller Aircraft Corporation (USA)
Related Parts
4730-00-090-9040INTERCHANGEABLE
ELBOW,PIPE TO TUBE
163D13
5340-01-342-2846INTERCHANGEABLE
MAGNET,PERMANENT
202301
5950-01-413-5790INTERCHANGEABLE
TRANSFORMER,CURRENT
202-301

Frequently Asked Questions

What is NSN 3040-00-674-3690?

NSN 3040-00-674-3690 is a Gearshaft,spur, manufactured by Defense & Development Enterprises Llc, classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-00-674-3690?

NSN 3040-00-674-3690 has 3 cross-referenced part numbers: 20230-1 (Defense & Development Enterprises Llc), 20230-1 (Triumph Thermal Systems - Maryland, Inc.), 20230-1 (Hiller Aircraft Corporation).

What NSN replaces 3040-00-674-3690?

There are 3 known substitutes for 3040-00-674-3690: 4730-00-090-9040, 5340-01-342-2846, 5950-01-413-5790. Verify interchangeability with system specifications before substitution.

What are the specifications of 20230-1?

Key specifications for 20230-1: Teeth Quantity: 8; Overall Length: 2.500 INCHES NOMINAL IN; Diametral Pitch: 8; Shaft Material: STEEL. 7 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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