PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40478Gasket

Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp · NSN 5330-00-186-1273 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-186-1273 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-186-1273. Primary manufacturer part number: 40478.
Features
  • Gasket — FSC 5330
  • Gage Ring Thickness: 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
  • Aperture Diameter: 3.865 INCHES MINIMUM AND 3.885 INCHES MAXIMUM IN
  • Bolt Circle Diameter: 4.865 INCHES MINIMUM AND 4.885 INCHES MAXIMUM IN
  • Cross-Sectional Shape Style: METAL AND SYNTHETIC RUBBER
  • Outside Diameter: 5.740 INCHES MINIMUM AND 5.760 INCHES MAXIMUM IN
  • Surface Treatment Document and Classification: MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
  • Hardness Rating: 55.0 SHORE DUROMETER A MINIMUM AND 65.0 SHORE DUROMETER A MAXIMUM OVERALL
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Gasket, cataloged under National Stock Number 5330-00-186-1273, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-00-186-1273
Primary Part Number40478
Item NameGasket
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerRubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp
StatusACTIVE
Gage Ring Thickness0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
Aperture Diameter3.865 INCHES MINIMUM AND 3.885 INCHES MAXIMUM IN
Bolt Circle Diameter4.865 INCHES MINIMUM AND 4.885 INCHES MAXIMUM IN
Cross-Sectional Shape StyleMETAL AND SYNTHETIC RUBBER
Outside Diameter5.740 INCHES MINIMUM AND 5.760 INCHES MAXIMUM IN
Surface Treatment Document and ClassificationMIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
Hardness Rating55.0 SHORE DUROMETER A MINIMUM AND 65.0 SHORE DUROMETER A MAXIMUM OVERALL
Surface TreatmentANODIZE OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5315-00-051-9883MS24692-252 INTERCHANGEABLE
Pin,tapered,plain
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
3455-00-254-8470C208 INTERCHANGEABLE
Cutter,milling,concave
F & D Tool Co Inc
5950-00-324-0271860942 INTERCHANGEABLE
Reactor
Raytheon Company Dba Raytheon
3120-00-363-711442745-1 INTERCHANGEABLE
Bearing Half,sleeve
Cummins Inc.
6680-01-122-229140478 INTERCHANGEABLE
Transmitter,liquid Quantity
Setra Systems, Inc. Dba Gems Sensors
5962-01-173-779040478 INTERCHANGEABLE
Microcircuit,memory
Raytheon Company Div Rmd Strategic
5360-01-203-63664.0478 INTERCHANGEABLE
Spring,spiral,torsion
Morris Material Handling, Inc.
3040-01-419-474440478-2 INTERCHANGEABLE
Collar,shaft
Elbitamerica, Inc.
4320-01-617-2416 INTERCHANGEABLE
Column Assembly,deep Well Pump
Cross-Reference Index
Part NumberManufacturer
40478 PRIMARY Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp (USA)
114PS469-2 The Boeing Company (USA)
Related Parts
5315-00-051-9883INTERCHANGEABLE
PIN,TAPERED,PLAIN
MS24692-252
3455-00-254-8470INTERCHANGEABLE
CUTTER,MILLING,CONCAVE
C208
5950-00-324-0271INTERCHANGEABLE
REACTOR
860942
3120-00-363-7114INTERCHANGEABLE
BEARING HALF,SLEEVE
42745-1
6680-01-122-2291INTERCHANGEABLE
TRANSMITTER,LIQUID QUANTITY
40478
5962-01-173-7790INTERCHANGEABLE
MICROCIRCUIT,MEMORY
40478
5360-01-203-6366INTERCHANGEABLE
SPRING,SPIRAL,TORSION
4.0478
3040-01-419-4744INTERCHANGEABLE
COLLAR,SHAFT
40478-2
4320-01-617-2416INTERCHANGEABLE
COLUMN ASSEMBLY,DEEP WELL PUMP

Frequently Asked Questions

What is NSN 5330-00-186-1273?

NSN 5330-00-186-1273 is a Gasket, manufactured by Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-186-1273?

NSN 5330-00-186-1273 has 2 cross-referenced part numbers: 40478 (Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp), 114PS469-2 (The Boeing Company).

What NSN replaces 5330-00-186-1273?

There are 9 known substitutes for 5330-00-186-1273: 5315-00-051-9883, 3455-00-254-8470, 5950-00-324-0271 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 40478?

Key specifications for 40478: Gage Ring Thickness: 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN; Aperture Diameter: 3.865 INCHES MINIMUM AND 3.885 INCHES MAXIMUM IN; Bolt Circle Diameter: 4.865 INCHES MINIMUM AND 4.885 INCHES MAXIMUM IN; Cross-Sectional Shape Style: METAL AND SYNTHETIC RUBBER. 8 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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