PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2173549Gear,spur

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 3020-00-097-8602 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-097-8602 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-097-8602. Primary manufacturer part number: 2173549.
Features
  • Gear,spur — FSC 3020
  • Body Style: PLAIN, SOLID
  • Pitch Diameter: 1.8740 INCHES MINIMUM AND 1.8750 INCHES MAXIMUM IN
  • Tooth Form: STANDARD
  • Material: ALUMINUM ALLOY 6061 OVERALL
  • Bore Nominal Diameter: 0.375 INCHES BOTH ENDS IN
  • Bore Style: PLAIN BOTH ENDS
  • Face Nominal Width: 0.095 INCHES IN
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Aluminum Alloy 6061 Overall construction
General Description

The Gear,spur, cataloged under National Stock Number 3020-00-097-8602, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-097-8602
Primary Part Number2173549
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Body StylePLAIN, SOLID
Pitch Diameter1.8740 INCHES MINIMUM AND 1.8750 INCHES MAXIMUM IN
Tooth FormSTANDARD
MaterialALUMINUM ALLOY 6061 OVERALL
Bore Nominal Diameter0.375 INCHES BOTH ENDS IN
Bore StylePLAIN BOTH ENDS
Face Nominal Width0.095 INCHES IN
Nominal Outside Diameter1.916 INCHES IN
Teeth Quantity90
Style DesignatorHUBLESS
Material Document and ClassificationQQ-A-250/11,T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Pressure Angle20.0000 DEGREES
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5133-00-189-9288 INTERCHANGEABLE
Drill,twist
5305-00-256-729544113 INTERCHANGEABLE
Thumbscrew
Northwestern Tools, Inc.
5310-00-350-969244113 INTERCHANGEABLE
Nut,plain,round
Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems
3030-00-528-4545 INTERCHANGEABLE
Belt,v
5945-01-175-2395 INTERCHANGEABLE
Relay,electromagnetic
5330-01-582-974144113 INTERCHANGEABLE
Seal,plain Encased
Bourns Inc
Cross-Reference Index
Part NumberManufacturer
44-113 Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
2173549 Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
2173549 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
Related Parts
5133-00-189-9288INTERCHANGEABLE
DRILL,TWIST
5305-00-256-7295INTERCHANGEABLE
THUMBSCREW
44113
5310-00-350-9692INTERCHANGEABLE
NUT,PLAIN,ROUND
44113
3030-00-528-4545INTERCHANGEABLE
BELT,V
5945-01-175-2395INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
5330-01-582-9741INTERCHANGEABLE
SEAL,PLAIN ENCASED
44113

Frequently Asked Questions

What is NSN 3020-00-097-8602?

NSN 3020-00-097-8602 is a Gear,spur, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-097-8602?

NSN 3020-00-097-8602 has 3 cross-referenced part numbers: 44-113 (Lockheed Martin Corporation Div Rms - Mitchel Field), 2173549 (Lockheed Martin Corporation Div Rms - Mitchel Field), 2173549 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).

What NSN replaces 3020-00-097-8602?

There are 6 known substitutes for 3020-00-097-8602: 5133-00-189-9288, 5305-00-256-7295, 5310-00-350-9692 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2173549?

Key specifications for 2173549: Body Style: PLAIN, SOLID; Pitch Diameter: 1.8740 INCHES MINIMUM AND 1.8750 INCHES MAXIMUM IN; Tooth Form: STANDARD; Material: ALUMINUM ALLOY 6061 OVERALL. 12 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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