PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

120309Boot,dust and Moisture Seal

Astronautics Corporation of America · NSN 5930-00-458-8793 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-00-458-8793 — this item is cataloged by the U.S. Government under National Stock Number 5930-00-458-8793. Primary manufacturer part number: 120309.
Features
  • Boot,dust and Moisture Seal — FSC 5930
  • Opening Inside Diameter: 0.075 INCHES NOMINAL IN
  • Mounting Method: FLANGE
  • FSC Application Data: SWITCH
  • Base Thread Location: INTERNAL
  • Base Outside Diameter: 0.550 INCHES NOMINAL IN
  • Sealing Method: COMPRESSION
  • Body Height: 0.290 INCHES NOMINAL IN
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Boot,dust and Moisture Seal, cataloged under National Stock Number 5930-00-458-8793, 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 Astronautics Corporation of America. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5930-00-458-8793
Primary Part Number120309
Item NameBoot,dust and Moisture Seal
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerAstronautics Corporation of America
StatusACTIVE
Opening Inside Diameter0.075 INCHES NOMINAL IN
Mounting MethodFLANGE
FSC Application DataSWITCH
Base Thread LocationINTERNAL
Base Outside Diameter0.550 INCHES NOMINAL IN
Sealing MethodCOMPRESSION
Body Height0.290 INCHES NOMINAL IN
Material Thickness0.030 INCHES NOMINAL IN
Base Inside Diameter0.450 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
9540-00-288-3746 INTERCHANGEABLE
Beam,structural
5935-00-901-5782 INTERCHANGEABLE
Connector,receptacle,electrical
5905-00-989-56063318-186 INTERCHANGEABLE
Resistor,variable,wire Wound,non
Cmc Electronics Inc
Cross-Reference Index
Part NumberManufacturer
120309 PRIMARY Astronautics Corporation of America (USA)
Related Parts
9540-00-288-3746INTERCHANGEABLE
BEAM,STRUCTURAL
5935-00-901-5782INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5905-00-989-5606INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
3318-186

Frequently Asked Questions

What is NSN 5930-00-458-8793?

NSN 5930-00-458-8793 is a Boot,dust and Moisture Seal, manufactured by Astronautics Corporation of America, classified under FSC 5930 (No Item Name Available). Status: active.

What are the part numbers for NSN 5930-00-458-8793?

NSN 5930-00-458-8793 has 1 cross-referenced part number: 120309 (Astronautics Corporation of America).

What NSN replaces 5930-00-458-8793?

There are 3 known substitutes for 5930-00-458-8793: 9540-00-288-3746, 5935-00-901-5782, 5905-00-989-5606. Verify interchangeability with system specifications before substitution.

What are the specifications of 120309?

Key specifications for 120309: Opening Inside Diameter: 0.075 INCHES NOMINAL IN; Mounting Method: FLANGE; FSC Application Data: SWITCH; Base Thread Location: INTERNAL. 10 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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