PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

115389Boot,dust and Moisture Seal

Lockheed Martin Sippican, Inc. Div Lockheed Martin Marion · NSN 5930-00-020-7934 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-00-020-7934 — this item is cataloged by the U.S. Government under National Stock Number 5930-00-020-7934. Primary manufacturer part number: 115389.
Features
  • Boot,dust and Moisture Seal — FSC 5930
  • Style Designator: THRU-HOLE
  • Thread Class: 2B
  • Base Height: 0.088 INCHES NOMINAL IN
  • Opening Inside Diameter: 0.188 INCHES NOMINAL IN
  • Thread Series: UNS
  • Material: RUBBER SILICONE BODY
  • Thread Quantity Per Inch: 40
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Silicone Body construction
General Description

The Boot,dust and Moisture Seal, cataloged under National Stock Number 5930-00-020-7934, 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 Lockheed Martin Sippican, Inc. Div Lockheed Martin Marion. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 8 manufacturers, 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
NSN5930-00-020-7934
Primary Part Number115389
Item NameBoot,dust and Moisture Seal
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerLockheed Martin Sippican, Inc. Div Lockheed Martin Marion
StatusACTIVE
Style DesignatorTHRU-HOLE
Thread Class2B
Base Height0.088 INCHES NOMINAL IN
Opening Inside Diameter0.188 INCHES NOMINAL IN
Thread SeriesUNS
MaterialRUBBER SILICONE BODY
Thread Quantity Per Inch40
Mounting MethodINTEGRAL THREADED NUT
Width Across Flats0.375 INCHES NOMINAL IN
Specification/standard Data81349-MIL-DTL-5423/11 GOVERNMENT SPECIFICATION
Nominal Thread Size0.250 INCHES IN
Base Thread LocationINTERNAL
Test Data Document81349-MIL-DTL-5423 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
Material Document and ClassificationMIL-R-5847,TYPE A,CLASS 3 MIL SPEC SINGLE MATERIAL RESPONSE BODY
Thread Length0.062 INCHES NOMINAL IN
Hazardous Locations/environmental ProtectionDUSTPROOF-NEMA TYPE 13 AND WATERTIGHT-NEMA TYPE 4
Mounting Device Quantity1
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5930-00-010-63910697466-0703 INTERCHANGEABLE
Boot,dust and Moisture Seal
Raytheon Company Dba Raytheon Co
5930-00-489-1369 INTERCHANGEABLE
Boot,dust and Moisture Seal
6150-01-475-05231900317 INTERCHANGEABLE
Cable Assembly,power,electrical
Northrop Grumman Systems Corporation
Cross-Reference Index
Part NumberManufacturer
115389 Lockheed Martin Sippican, Inc. Div Lockheed Martin Marion (USA)
19003-17 Cooper Industries Inc Cooper Distribution Equipment Div (USA)
5930PL1627835 Jednolity Indeks Materialowy - Uniform Material Index (POL)
MILB5423-11 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
N5032B Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M5423/11-01 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-DTL-5423/11 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
404-9116-001 Honeywell International Inc. Dba Honeywell Div Aerospace ? Redmond Commercial (USA)
JL80725 British Aerospace Systems & Equipment (GBR)
352250014032 Thales Nederland (NLD)
PL1976054 IT.58 Northrop Grumman Systems Corporation (USA)
Related Parts
5930-00-010-6391INTERCHANGEABLE
BOOT,DUST AND MOISTURE SEAL
0697466-0703
5930-00-489-1369INTERCHANGEABLE
BOOT,DUST AND MOISTURE SEAL
6150-01-475-0523INTERCHANGEABLE
CABLE ASSEMBLY,POWER,ELECTRICAL
1900317

Frequently Asked Questions

What is NSN 5930-00-020-7934?

NSN 5930-00-020-7934 is a Boot,dust and Moisture Seal, manufactured by Lockheed Martin Sippican, Inc. Div Lockheed Martin Marion, classified under FSC 5930 (No Item Name Available). Status: active.

What are the part numbers for NSN 5930-00-020-7934?

NSN 5930-00-020-7934 has 11 cross-referenced part numbers: 115389 (Lockheed Martin Sippican, Inc. Div Lockheed Martin Marion), 19003-17 (Cooper Industries Inc Cooper Distribution Equipment Div), 5930PL1627835 (Jednolity Indeks Materialowy - Uniform Material Index), MILB5423-11 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), N5032B (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 6 more.

What NSN replaces 5930-00-020-7934?

There are 3 known substitutes for 5930-00-020-7934: 5930-00-010-6391, 5930-00-489-1369, 6150-01-475-0523. Verify interchangeability with system specifications before substitution.

What are the specifications of 115389?

Key specifications for 115389: Style Designator: THRU-HOLE; Thread Class: 2B; Base Height: 0.088 INCHES NOMINAL IN; Opening Inside Diameter: 0.188 INCHES NOMINAL IN. 18 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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