PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1038864Coupling,lower

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 3020-00-593-8177 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-593-8177 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-593-8177. Primary manufacturer part number: 1038864.
Features
  • Coupling,lower — FSC 3020
  • 2 verified cross-references
  • Primary manufacturer: Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Coupling,lower, cataloged under National Stock Number 3020-00-593-8177, 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. 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 NameCoupling,lower
FSC / FSG3020 — No Item Name Available (FSG 30)
ManufacturersAutomatic Toll Systems Inc (CAGE 55409); Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (CAGE 10001)
Technical Specifications
ParameterValue
NSN3020-00-593-8177
Primary Part Number1038864
Item NameCoupling,lower
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3020-00-141-372425218 INTERCHANGEABLE
Gear Cluster
Southern Gear & Machine Inc
5950-00-647-6852 INTERCHANGEABLE
Transformer,power
2990-00-678-9815157E10-2169 INTERCHANGEABLE
Muffler,exhaust
Kurz & Root Generator Company, Llc
5120-01-367-3374 INTERCHANGEABLE
Wrench,box and Open End,combinat
Cross-Reference Index
Part NumberManufacturer
25218 Automatic Toll Systems Inc (USA)
1038864 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
Related Parts
3020-00-141-3724INTERCHANGEABLE
GEAR CLUSTER
25218
5950-00-647-6852INTERCHANGEABLE
TRANSFORMER,POWER
2990-00-678-9815INTERCHANGEABLE
MUFFLER,EXHAUST
157E10-2169
5120-01-367-3374INTERCHANGEABLE
WRENCH,BOX AND OPEN END,COMBINAT

Frequently Asked Questions

What is NSN 3020-00-593-8177?

NSN 3020-00-593-8177 is a Coupling,lower, 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 3020-00-593-8177?

NSN 3020-00-593-8177 has 2 cross-referenced part numbers: 25218 (Automatic Toll Systems Inc), 1038864 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).

What NSN replaces 3020-00-593-8177?

There are 4 known substitutes for 3020-00-593-8177: 3020-00-141-3724, 5950-00-647-6852, 2990-00-678-9815 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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