PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A3097Gear,underwater Log

Lockheed Martin Corporation Div Rms · NSN 3020-00-877-0219 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-877-0219 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-877-0219. Primary manufacturer part number: A3097.
Features
  • Gear,underwater Log — FSC 3020
  • 2 verified cross-references
  • Primary manufacturer: Lockheed Martin Corporation Div Rms
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
General Description

The Gear,underwater Log, cataloged under National Stock Number 3020-00-877-0219, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Lockheed Martin Corporation Div Rms. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameGear,underwater Log
FSC / FSG3020 — No Item Name Available (FSG 30)
ManufacturersMartin Marietta Technologies Inc Sub of Martin Marietta Corp Aero and Naval Systems (CAGE 54497); Lockheed Martin Corporation Div Rms (CAGE 03538)
Technical Specifications
ParameterValue
NSN3020-00-877-0219
Primary Part NumberA3097
Item NameGear,underwater Log
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerLockheed Martin Corporation Div Rms
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
4730-00-448-4503A3097A INTERCHANGEABLE
Plug Assembly,pressure Fill
Eaton Aerospace Llc Div Fluid and Electrical Distribution Division
5961-00-586-5131 INTERCHANGEABLE
Transistor
5330-00-640-9606 INTERCHANGEABLE
Gasket
5985-01-140-00924779-5 INTERCHANGEABLE
Attenuator,fixed
Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq
Cross-Reference Index
Part NumberManufacturer
A3097 Martin Marietta Technologies Inc Sub of Martin Marietta Corp Aero and Naval Systems (USA)
A3097 PRIMARY Lockheed Martin Corporation Div Rms (USA)
Related Parts
4730-00-448-4503INTERCHANGEABLE
PLUG ASSEMBLY,PRESSURE FILL
A3097A
5961-00-586-5131INTERCHANGEABLE
TRANSISTOR
5330-00-640-9606INTERCHANGEABLE
GASKET
5985-01-140-0092INTERCHANGEABLE
ATTENUATOR,FIXED
4779-5

Frequently Asked Questions

What is NSN 3020-00-877-0219?

NSN 3020-00-877-0219 is a Gear,underwater Log, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-877-0219?

NSN 3020-00-877-0219 has 2 cross-referenced part numbers: A3097 (Martin Marietta Technologies Inc Sub of Martin Marietta Corp Aero and Naval Systems), A3097 (Lockheed Martin Corporation Div Rms).

What NSN replaces 3020-00-877-0219?

There are 4 known substitutes for 3020-00-877-0219: 4730-00-448-4503, 5961-00-586-5131, 5330-00-640-9606 and 1 more. Verify interchangeability with system specifications before substitution.

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