PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

50083Boot,dust and Moisture Seal

Multi-Flex Seals Inc · NSN 5930-01-492-5485 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-01-492-5485 — this item is cataloged by the U.S. Government under National Stock Number 5930-01-492-5485. Primary manufacturer part number: 50083.
Features
  • Boot,dust and Moisture Seal — FSC 5930
  • Material: RUBBER SILICONE BODY
  • Style Designator: CLOSED END
  • Width Across Flats: 0.375 INCHES NOMINAL IN
  • Nominal Thread Size: 0.250 INCHES IN
  • Base Thread Location: EXTERNAL
  • Mounting Method: INTEGRAL THREADED NUT
  • Thread Length: 0.075 INCHES NOMINAL IN
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 5930-01-492-5485, 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 Multi-Flex Seals Inc. Government technical data includes 15 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5930-01-492-5485
Primary Part Number50083
Item NameBoot,dust and Moisture Seal
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerMulti-Flex Seals Inc
StatusACTIVE
MaterialRUBBER SILICONE BODY
Style DesignatorCLOSED END
Width Across Flats0.375 INCHES NOMINAL IN
Nominal Thread Size0.250 INCHES IN
Base Thread LocationEXTERNAL
Mounting MethodINTEGRAL THREADED NUT
Thread Length0.075 INCHES NOMINAL IN
Thread Quantity Per Inch40
Thread SeriesUNS
Mounting Device Quantity1
Thread Class2B
Body Outside Diameter0.289 INCHES NOMINAL IN
Dome Height0.568 INCHES NOMINAL IN
Opening Inside Diameter0.067 INCHES NOMINAL IN
Material Thickness0.053 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5330-00-154-760611193A INTERCHANGEABLE
Seal,plain Encased
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
5210-00-239-0487 INTERCHANGEABLE
Blade,combination Square
4520-00-300-782950083 INTERCHANGEABLE
Heating Element,electrical,nonim
American Wyott Corporation Dba Apw Wyott Food Service Equipment
3130-00-314-733550083 INTERCHANGEABLE
Housing,bearing Unit
Ambac International Corporation Div Ambac International
5306-00-483-622350083 INTERCHANGEABLE
Bolt,internally Relieved Body
Hamilton Sundstrand Corporation Dba Collins Aerospace
3120-00-580-417250083 INTERCHANGEABLE
Bearing,plain,rod End
Nammo Defense Systems Inc. Dba Nammo Defense Systems Inc
5330-00-599-515221158-1200 INTERCHANGEABLE
Seal,plain Encased
Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc
1650-00-605-351850083 INTERCHANGEABLE
Sleeve,hydraulic Pump
Parker Hannifin Corporation Div Hydraulic Systems Division
4320-00-755-1078AA65674L6 INTERCHANGEABLE
Pump,axial Pistons
Eaton Aerospace, Llc Dba Jackson South
5930-00-892-9362 INTERCHANGEABLE
Boot,dust and Moisture Seal
Cross-Reference Index
Part NumberManufacturer
50083 PRIMARY Multi-Flex Seals Inc (USA)
Related Parts
5330-00-154-7606INTERCHANGEABLE
SEAL,PLAIN ENCASED
11193A
5210-00-239-0487INTERCHANGEABLE
BLADE,COMBINATION SQUARE
4520-00-300-7829INTERCHANGEABLE
HEATING ELEMENT,ELECTRICAL,NONIM
50083
3130-00-314-7335INTERCHANGEABLE
HOUSING,BEARING UNIT
50083
5306-00-483-6223INTERCHANGEABLE
BOLT,INTERNALLY RELIEVED BODY
50083
3120-00-580-4172INTERCHANGEABLE
BEARING,PLAIN,ROD END
50083
5330-00-599-5152INTERCHANGEABLE
SEAL,PLAIN ENCASED
21158-1200
1650-00-605-3518INTERCHANGEABLE
SLEEVE,HYDRAULIC PUMP
50083
4320-00-755-1078INTERCHANGEABLE
PUMP,AXIAL PISTONS
AA65674L6
5930-00-892-9362INTERCHANGEABLE
BOOT,DUST AND MOISTURE SEAL
5305-00-978-9347INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
5940-01-375-6738INTERCHANGEABLE
TERMINAL STRIP,GROUNDING
SM-A-801197-2

Frequently Asked Questions

What is NSN 5930-01-492-5485?

NSN 5930-01-492-5485 is a Boot,dust and Moisture Seal, manufactured by Multi-Flex Seals Inc, classified under FSC 5930 (No Item Name Available). Status: active.

What are the part numbers for NSN 5930-01-492-5485?

NSN 5930-01-492-5485 has 1 cross-referenced part number: 50083 (Multi-Flex Seals Inc).

What NSN replaces 5930-01-492-5485?

There are 12 known substitutes for 5930-01-492-5485: 5330-00-154-7606, 5210-00-239-0487, 4520-00-300-7829 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 50083?

Key specifications for 50083: Overall Height: 0.500 INCHES NOMINAL IN; Material: RUBBER SILICONE BODY; Style Designator: CLOSED END; Width Across Flats: 0.375 INCHES NOMINAL IN. 16 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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