PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

383940Gasket

Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer · NSN 5330-00-579-5054 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-579-5054 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-579-5054. Primary manufacturer part number: 383940.
Features
  • Gasket — FSC 5330
  • Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION
  • Style Designator: CIRCULAR
  • Bolt Hole Quantity: 6
  • Cross-Sectional Thickness: 0.031 INCHES NOMINAL IN
  • Bolt Circle Diameter: 3.875 INCHES NOMINAL IN
  • Outside Diameter: 4.625 INCHES NOMINAL IN
  • Material: CELLULOSE OVERALL
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Cellulose Overall construction
General Description

The Gasket, cataloged under National Stock Number 5330-00-579-5054, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer. Government technical data includes 9 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5330-00-579-5054
Primary Part Number383940
Item NameGasket
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerDover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer
StatusCANCELLED
Cross-Sectional Shape StyleSOLID SINGLE OR COMPOSITION
Style DesignatorCIRCULAR
Bolt Hole Quantity6
Cross-Sectional Thickness0.031 INCHES NOMINAL IN
Bolt Circle Diameter3.875 INCHES NOMINAL IN
Outside Diameter4.625 INCHES NOMINAL IN
MaterialCELLULOSE OVERALL
Hole Diameter0.438 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
Aperture Diameter2.750 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5133-00-189-9266 INTERCHANGEABLE
Drill,twist
5935-00-196-653518-16S INTERCHANGEABLE
Connector,receptacle,electrical
Winchester Interconnect Corporation Dba Winchester Interconnect Div Winchester Interconnect Rf Corporation
1240-00-235-234118021 INTERCHANGEABLE
Holder,optical Element
Gyrus Acmi L.p. Dba Circon-Acmi Div
3455-00-239-5611INVOLUTE 30-6 INTERCHANGEABLE
Cutter,milling,involute Gear
F & D Tool Co Inc
5905-00-259-7656 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
5330-00-270-8470F104-03/F326128M6 INTERCHANGEABLE
Paper,gasket
American Society for Testing and Materials Dba Astm International
5930-00-296-398718021-0 INTERCHANGEABLE
Switch,thermostatic
Kidde-Fenwal, Llc
4720-00-326-079318021 INTERCHANGEABLE
Duct,generator Cool
Triumph Thermal Systems - Maryland, Inc.
5330-00-424-5625 INTERCHANGEABLE
Gasket
4330-00-463-378711455071 INTERCHANGEABLE
Filter Element,fluid
Us Army Aviation and Missile Command
Cross-Reference Index
Part NumberManufacturer
9-4054-80-224 Zf Industrieantriebe Witten Gmbh (DEU)
383940 PRIMARY Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer (USA)
383940 Ebsray Pumps Pty Ltd (AUS)
BLK383940 General Steel Tank Co (USA)
18021 P. W. Adamson Ltd (GBR)
Related Parts
5133-00-189-9266INTERCHANGEABLE
DRILL,TWIST
5935-00-196-6535INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
18-16S
1240-00-235-2341INTERCHANGEABLE
HOLDER,OPTICAL ELEMENT
18021
3455-00-239-5611INTERCHANGEABLE
CUTTER,MILLING,INVOLUTE GEAR
INVOLUTE 30-6
5905-00-259-7656INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
5330-00-270-8470INTERCHANGEABLE
PAPER,GASKET
F104-03/F326128M6
5930-00-296-3987INTERCHANGEABLE
SWITCH,THERMOSTATIC
18021-0
4720-00-326-0793INTERCHANGEABLE
DUCT,GENERATOR COOL
18021
5330-00-424-5625INTERCHANGEABLE
GASKET
4330-00-463-3787INTERCHANGEABLE
FILTER ELEMENT,FLUID
11455071
5950-00-997-2048INTERCHANGEABLE
REACTOR
580R265H01
5962-01-075-8005INTERCHANGEABLE
MICROCIRCUIT,MEMORY
932820-224

Frequently Asked Questions

What is NSN 5330-00-579-5054?

NSN 5330-00-579-5054 is a Gasket, manufactured by Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer, classified under FSC 5330 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5330-00-579-5054?

NSN 5330-00-579-5054 has 5 cross-referenced part numbers: 9-4054-80-224 (Zf Industrieantriebe Witten Gmbh), 383940 (Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer), 383940 (Ebsray Pumps Pty Ltd), BLK383940 (General Steel Tank Co), 18021 (P. W. Adamson Ltd).

What NSN replaces 5330-00-579-5054?

There are 12 known substitutes for 5330-00-579-5054: 5133-00-189-9266, 5935-00-196-6535, 1240-00-235-2341 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 383940?

Key specifications for 383940: Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION; Style Designator: CIRCULAR; Bolt Hole Quantity: 6; Cross-Sectional Thickness: 0.031 INCHES NOMINAL IN. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5330-00-579-5054 still in active supply?

NSN 5330-00-579-5054 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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