PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

S254Gasket

Cvg Sprague Devices, Llc Dba Cvg Sprague Devices, Llc · NSN 5330-01-399-3840 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-399-3840 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-399-3840. Primary manufacturer part number: S254.
Features
  • Gasket — FSC 5330
  • Bolt Hole Quantity: 2
  • Aperture Length: 4.124 MILLIMETERS NOMINAL MM
  • Cross-Sectional Thickness: 0.078 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN
  • Center to Center Distance Between Bolt Holes Along Length: 4.750 MILLIMETERS NOMINAL LOCATION NOT OTHERWISE SPECIFIED MM
  • Hole Diameter: 0.250 MILLIMETERS NOMINAL LOCATION NOT OTHERWISE SPECIFIED MM
  • Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION
  • 1 verified cross-reference
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Gasket, cataloged under National Stock Number 5330-01-399-3840, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Cvg Sprague Devices, Llc Dba Cvg Sprague Devices, Llc. Government technical data includes 6 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-01-399-3840
Primary Part NumberS254
Item NameGasket
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerCvg Sprague Devices, Llc Dba Cvg Sprague Devices, Llc
StatusACTIVE
Bolt Hole Quantity2
Aperture Length4.124 MILLIMETERS NOMINAL MM
Cross-Sectional Thickness0.078 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN
Center to Center Distance Between Bolt Holes Along Length4.750 MILLIMETERS NOMINAL LOCATION NOT OTHERWISE SPECIFIED MM
Hole Diameter0.250 MILLIMETERS NOMINAL LOCATION NOT OTHERWISE SPECIFIED MM
Cross-Sectional Shape StyleSOLID SINGLE OR COMPOSITION
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5935-00-033-56559000S6502-74060REVCPC53 INTERCHANGEABLE
Connector,receptacle,electrical
Naval Ship Systems Command
5940-00-459-8464 INTERCHANGEABLE
Terminal,lug
5360-00-630-4687 INTERCHANGEABLE
Spring,helical,compression
5305-01-321-6684S-254 INTERCHANGEABLE
Screw,tapping
Meritor Industrial Products, Llc
Cross-Reference Index
Part NumberManufacturer
S254 PRIMARY Cvg Sprague Devices, Llc Dba Cvg Sprague Devices, Llc (USA)
Related Parts
5935-00-033-5655INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
9000S6502-74060REVCPC53
5940-00-459-8464INTERCHANGEABLE
TERMINAL,LUG
5360-00-630-4687INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
5305-01-321-6684INTERCHANGEABLE
SCREW,TAPPING
S-254

Frequently Asked Questions

What is NSN 5330-01-399-3840?

NSN 5330-01-399-3840 is a Gasket, manufactured by Cvg Sprague Devices, Llc Dba Cvg Sprague Devices, Llc, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-01-399-3840?

NSN 5330-01-399-3840 has 1 cross-referenced part number: S254 (Cvg Sprague Devices, Llc Dba Cvg Sprague Devices, Llc).

What NSN replaces 5330-01-399-3840?

There are 4 known substitutes for 5330-01-399-3840: 5935-00-033-5655, 5940-00-459-8464, 5360-00-630-4687 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of S254?

Key specifications for S254: Special Features: ONE SLOT 0.250 INCH LENGH IN; Bolt Hole Quantity: 2; Aperture Length: 4.124 MILLIMETERS NOMINAL MM; Cross-Sectional Thickness: 0.078 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN. 7 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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