PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5191042-1Boot,dust and Moisture Seal

Naval Sea Systems Command · NSN 5930-01-296-6688 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-01-296-6688 — this item is cataloged by the U.S. Government under National Stock Number 5930-01-296-6688. Primary manufacturer part number: 5191042-1.
Features
  • Boot,dust and Moisture Seal — FSC 5930
  • Mounting Device Quantity: 1
  • Thread Series: UNS
  • Thread Class: 2B
  • Material: RUBBER SILICONE BODY
  • Style Designator: CLOSED END
  • Base Outside Diameter: 0.870 INCHES MINIMUM AND 0.880 INCHES MAXIMUM IN
  • Mounting Method: BUSHING
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 5930-01-296-6688, 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 Naval Sea Systems Command. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5930-01-296-6688
Primary Part Number5191042-1
Item NameBoot,dust and Moisture Seal
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerNaval Sea Systems Command
StatusCANCELLED
Mounting Device Quantity1
Thread SeriesUNS
Thread Class2B
MaterialRUBBER SILICONE BODY
Style DesignatorCLOSED END
Base Outside Diameter0.870 INCHES MINIMUM AND 0.880 INCHES MAXIMUM IN
Mounting MethodBUSHING
Base Thread LocationINTERNAL
Thread Length0.307 INCHES MINIMUM AND 0.317 INCHES MAXIMUM IN
Body Outside Diameter1.040 INCHES MINIMUM AND 1.100 INCHES MAXIMUM IN
Thread Quantity Per Inch32
Nominal Thread Size0.688 INCHES IN
Opening Inside Diameter0.640 INCHES MINIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
4820-00-018-04254086 INTERCHANGEABLE
Disk,valve
Circor Aerospace, Inc. Dba Circor Aerospace Inc
5120-00-221-796141H1504-350 INTERCHANGEABLE
Handle,socket Wrench
Marine Corps
9540-00-261-5112 INTERCHANGEABLE
Angle,structural
3040-00-343-6621 INTERCHANGEABLE
Shaft,drive,flexible
5999-00-658-9654341004 INTERCHANGEABLE
Shielding Gasket,electronic
Lockheed Martin Corporation Div Rms - Mitchel Field
6210-00-783-77614086 INTERCHANGEABLE
Lens,light
L3harris Technologies, Inc. Div Space and Airborne Systems
5310-00-898-335311154443-2 INTERCHANGEABLE
Nut,plain,knurled
Us Army Aviation and Missile Command
5950-00-941-798111586607 INTERCHANGEABLE
Transformer,radio Frequency
U S Army Tank Automotive Command Amsta-Im-Mm
4730-01-054-38364086 INTERCHANGEABLE
Elbow,pipe to Tube
Brinkley Technology Group Llc Dba Hercules Manufacturing
4730-01-324-51354086 INTERCHANGEABLE
Nozzle,spray,fluid-Emulsion
Smithco, Inc.
Cross-Reference Index
Part NumberManufacturer
5191042-1 Multi-Flex Seals Inc (USA)
4086 Apm Hexseal Corp (USA)
5191042-1 Panova Inc (USA)
SC5330-0046-1 Drs Icas, Llc (USA)
5191042-1 PRIMARY Naval Sea Systems Command (USA)
Related Parts
4820-00-018-0425INTERCHANGEABLE
DISK,VALVE
4086
5120-00-221-7961INTERCHANGEABLE
HANDLE,SOCKET WRENCH
41H1504-350
9540-00-261-5112INTERCHANGEABLE
ANGLE,STRUCTURAL
3040-00-343-6621INTERCHANGEABLE
SHAFT,DRIVE,FLEXIBLE
5999-00-658-9654INTERCHANGEABLE
SHIELDING GASKET,ELECTRONIC
341004
6210-00-783-7761INTERCHANGEABLE
LENS,LIGHT
4086
5310-00-898-3353INTERCHANGEABLE
NUT,PLAIN,KNURLED
11154443-2
5950-00-941-7981INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
11586607
4730-01-054-3836INTERCHANGEABLE
ELBOW,PIPE TO TUBE
4086
4730-01-324-5135INTERCHANGEABLE
NOZZLE,SPRAY,FLUID-EMULSION
4086

Frequently Asked Questions

What is NSN 5930-01-296-6688?

NSN 5930-01-296-6688 is a Boot,dust and Moisture Seal, manufactured by Naval Sea Systems Command, classified under FSC 5930 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5930-01-296-6688?

NSN 5930-01-296-6688 has 5 cross-referenced part numbers: 5191042-1 (Multi-Flex Seals Inc), 4086 (Apm Hexseal Corp), 5191042-1 (Panova Inc), SC5330-0046-1 (Drs Icas, Llc), 5191042-1 (Naval Sea Systems Command).

What NSN replaces 5930-01-296-6688?

There are 10 known substitutes for 5930-01-296-6688: 4820-00-018-0425, 5120-00-221-7961, 9540-00-261-5112 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5191042-1?

Key specifications for 5191042-1: Mounting Device Quantity: 1; Thread Series: UNS; Thread Class: 2B; Material: RUBBER SILICONE BODY. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5930-01-296-6688 still in active supply?

NSN 5930-01-296-6688 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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