PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4A2112Gasket

Napco International Llc Dba Napco International Inc · NSN 5330-00-640-9398 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-640-9398 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-640-9398. Primary manufacturer part number: 4A2112.
Features
  • Gasket — FSC 5330
  • Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION
  • Hole Diameter: 0.344 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
  • Outside Diameter: 3.250 INCHES NOMINAL IN
  • Cross-Sectional Thickness: 0.020 INCHES NOMINAL IN
  • Material: PAPER OVERALL
  • Bolt Hole Quantity: 4
  • Aperture Diameter: 2.047 INCHES NOMINAL IN
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Paper Overall construction
General Description

The Gasket, cataloged under National Stock Number 5330-00-640-9398, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Napco International Llc Dba Napco International Inc. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 6 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
NSN5330-00-640-9398
Primary Part Number4A2112
Item NameGasket
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerNapco International Llc Dba Napco International Inc
StatusCANCELLED
Cross-Sectional Shape StyleSOLID SINGLE OR COMPOSITION
Hole Diameter0.344 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
Outside Diameter3.250 INCHES NOMINAL IN
Cross-Sectional Thickness0.020 INCHES NOMINAL IN
MaterialPAPER OVERALL
Bolt Hole Quantity4
Aperture Diameter2.047 INCHES NOMINAL IN
Bolt Circle Diameter2.500 INCHES NOMINAL IN
Style DesignatorCIRCULAR
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5325-00-003-07056225 INTERCHANGEABLE
Receptacle,turnlock Fastener
Paneloc Corp the
5950-00-010-3003137786-01 INTERCHANGEABLE
Transformer,audio Frequency
Ge Aviation Systems Llc
1005-00-019-79396225 INTERCHANGEABLE
Plunger,barrel Bush
Smith & Wesson Sales Company
5945-00-073-6384 INTERCHANGEABLE
Relay,electromagnetic
5977-00-096-291725139 INTERCHANGEABLE
Holder Assembly,electrical Conta
Smith Meter Inc Parts Opn
4730-00-254-6449 INTERCHANGEABLE
Elbow,tube
5945-00-259-69766225-15 INTERCHANGEABLE
Relay,electromagnetic
Te Connectivity Corporation
6130-00-548-081350097PC10 INTERCHANGEABLE
Rectifier,metallic
Ward Leonard Ct Llc
5935-00-665-4573 INTERCHANGEABLE
Connector,receptacle,electrical
5905-00-721-2649 INTERCHANGEABLE
Resistor,variable,wire Wound,non
Cross-Reference Index
Part NumberManufacturer
A42316X White Motor Corp (USA)
25139 Dana Automotive Systems Group, Llc Dba Dana Sealing Products (USA)
5186717 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
C2016 Schwitzer Engine Components a Household Intl Co (USA)
V2628Y White Motor Corp (USA)
6225 Mitsubishi Caterpillar Forklift America, Inc (USA)
A42316Y White Motor Corp (USA)
4A2112 PRIMARY Napco International Llc Dba Napco International Inc (USA)
V2628X White Motor Corp (USA)
Related Parts
5325-00-003-0705INTERCHANGEABLE
RECEPTACLE,TURNLOCK FASTENER
6225
5950-00-010-3003INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
137786-01
1005-00-019-7939INTERCHANGEABLE
PLUNGER,BARREL BUSH
6225
5945-00-073-6384INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
5977-00-096-2917INTERCHANGEABLE
HOLDER ASSEMBLY,ELECTRICAL CONTA
25139
4730-00-254-6449INTERCHANGEABLE
ELBOW,TUBE
5945-00-259-6976INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
6225-15
6130-00-548-0813INTERCHANGEABLE
RECTIFIER,METALLIC
50097PC10
5935-00-665-4573INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5905-00-721-2649INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
2530-00-821-3883INTERCHANGEABLE
WHEEL ASSEMBLY,PNEUMATIC TIRE
6225
5940-00-983-6100INTERCHANGEABLE
TERMINAL BOARD

Frequently Asked Questions

What is NSN 5330-00-640-9398?

NSN 5330-00-640-9398 is a Gasket, manufactured by Napco International Llc Dba Napco International Inc, classified under FSC 5330 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5330-00-640-9398?

NSN 5330-00-640-9398 has 9 cross-referenced part numbers: A42316X (White Motor Corp), 25139 (Dana Automotive Systems Group, Llc Dba Dana Sealing Products), 5186717 (U S Army Tank Automotive Command Amsta-Im-Mm), C2016 (Schwitzer Engine Components a Household Intl Co), V2628Y (White Motor Corp) and 4 more.

What NSN replaces 5330-00-640-9398?

There are 12 known substitutes for 5330-00-640-9398: 5325-00-003-0705, 5950-00-010-3003, 1005-00-019-7939 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4A2112?

Key specifications for 4A2112: Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION; Hole Diameter: 0.344 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN; Outside Diameter: 3.250 INCHES NOMINAL IN; Cross-Sectional Thickness: 0.020 INCHES NOMINAL IN. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5330-00-640-9398 still in active supply?

NSN 5330-00-640-9398 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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