PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

M5423/01-01Boot,dust and Moisture Seal

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5930-01-380-3366 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-01-380-3366 — this item is cataloged by the U.S. Government under National Stock Number 5930-01-380-3366. Primary manufacturer part number: M5423/01-01.
Features
  • Boot,dust and Moisture Seal — FSC 5930
  • 3 verified cross-references
  • Primary manufacturer: Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Boot,dust and Moisture Seal, cataloged under National Stock Number 5930-01-380-3366, is classified within Federal Supply Class 5930 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5930-01-380-3366
Primary Part NumberM5423/01-01
Item NameBoot,dust and Moisture Seal
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5930-00-689-6786 INTERCHANGEABLE
Boot,dust and Moisture Seal
Cross-Reference Index
Part NumberManufacturer
M5423/01-01 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
215-6556636FINDCSSK-A31 Naval Sea Systems Command (USA)
215-4454978PC125 Naval Sea Systems Command (USA)
Related Parts
5930-00-689-6786INTERCHANGEABLE
BOOT,DUST AND MOISTURE SEAL

Frequently Asked Questions

What is NSN 5930-01-380-3366?

NSN 5930-01-380-3366 is a Boot,dust and Moisture Seal, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5930 (No Item Name Available). Status: active.

What are the part numbers for NSN 5930-01-380-3366?

NSN 5930-01-380-3366 has 3 cross-referenced part numbers: M5423/01-01 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 215-6556636FINDCSSK-A31 (Naval Sea Systems Command), 215-4454978PC125 (Naval Sea Systems Command).

What NSN replaces 5930-01-380-3366?

There is 1 known substitute for 5930-01-380-3366: 5930-00-689-6786. Verify interchangeability with system specifications before substitution.

What are the specifications of M5423/01-01?

Key specifications for M5423/01-01: Part Name Assigned by Controlling Agency: BOOT,DUST AND MOIST. 1 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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