PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

66A5A27-1Boot,dust and Moisture Seal

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 5930-00-887-5289 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-00-887-5289 — this item is cataloged by the U.S. Government under National Stock Number 5930-00-887-5289. Primary manufacturer part number: 66A5A27-1.
Features
  • Boot,dust and Moisture Seal — FSC 5930
  • 2 verified cross-references
  • Primary manufacturer: Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Boot,dust and Moisture Seal, cataloged under National Stock Number 5930-00-887-5289, 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 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameBoot,dust and Moisture Seal
FSC / FSG5930 — No Item Name Available (FSG 59)
ManufacturersMulti-Flex Seals Inc (CAGE 13074); Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (CAGE 10001)
Technical Specifications
ParameterValue
NSN5930-00-887-5289
Primary Part Number66A5A27-1
Item NameBoot,dust and Moisture Seal
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5940-00-080-8996001-1002-479 INTERCHANGEABLE
Terminal,feedthru
Itt Cannon Rf Products
3110-00-100-061471750 INTERCHANGEABLE
Cup,tapered Roller Bearing
Rbc Bearings Incorporated Div West Trenton Division
3455-00-224-364010190 INTERCHANGEABLE
Cutter,milling,plain
Niagara Cutter Inc
4720-00-937-0561SAE-J517-54-24 INTERCHANGEABLE
Hose,nonmetallic
Sae International Dba Sae International
4720-01-418-8965301-24 INTERCHANGEABLE
Hose,nonmetallic
Transdigm Inc Div Adelwiggins Group
2930-01-519-831630124K INTERCHANGEABLE
Impeller,fan,axial
Flex-a-Lite Corp
Cross-Reference Index
Part NumberManufacturer
30124 Multi-Flex Seals Inc (USA)
66A5A27-1 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
Related Parts
5940-00-080-8996INTERCHANGEABLE
TERMINAL,FEEDTHRU
001-1002-479
3110-00-100-0614INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
71750
3455-00-224-3640INTERCHANGEABLE
CUTTER,MILLING,PLAIN
10190
4720-00-937-0561INTERCHANGEABLE
HOSE,NONMETALLIC
SAE-J517-54-24
4720-01-418-8965INTERCHANGEABLE
HOSE,NONMETALLIC
301-24
2930-01-519-8316INTERCHANGEABLE
IMPELLER,FAN,AXIAL
30124K

Frequently Asked Questions

What is NSN 5930-00-887-5289?

NSN 5930-00-887-5289 is a Boot,dust and Moisture Seal, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5930 (No Item Name Available). Status: active.

What are the part numbers for NSN 5930-00-887-5289?

NSN 5930-00-887-5289 has 2 cross-referenced part numbers: 30124 (Multi-Flex Seals Inc), 66A5A27-1 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).

What NSN replaces 5930-00-887-5289?

There are 6 known substitutes for 5930-00-887-5289: 5940-00-080-8996, 3110-00-100-0614, 3455-00-224-3640 and 3 more. Verify interchangeability with system specifications before substitution.

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