PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

640KB37Gasket

Mack Trucks Inc Parts Opn · NSN 5330-00-040-2814 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-040-2814 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-040-2814. Primary manufacturer part number: 640KB37.
Features
  • Gasket — FSC 5330
  • Outside Corner Radius: 3.000 INCHES NOMINAL IN
  • Hole Diameter: 0.469 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
  • Material Document and Classification: MIL-G-12803 +3442-A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Material: PAPER AND RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
  • Aperture Width: 10.000 INCHES NOMINAL IN
  • Aperture Length: 16.562 INCHES NOMINAL IN
  • Inside Corner Radius: 2.000 INCHES NOMINAL IN
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Paper and Rubber Butadiene-Acrylonitrile Class Nbr Overall construction
General Description

The Gasket, cataloged under National Stock Number 5330-00-040-2814, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Mack Trucks Inc Parts Opn. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5330-00-040-2814
Primary Part Number640KB37
Item NameGasket
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerMack Trucks Inc Parts Opn
StatusCANCELLED
Outside Corner Radius3.000 INCHES NOMINAL IN
Hole Diameter0.469 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
Material Document and ClassificationMIL-G-12803 +3442-A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MaterialPAPER AND RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
Aperture Width10.000 INCHES NOMINAL IN
Aperture Length16.562 INCHES NOMINAL IN
Inside Corner Radius2.000 INCHES NOMINAL IN
Bearing Surface Width1.000 INCHES NOMINAL IN
Cross-Sectional Thickness0.031 INCHES NOMINAL IN
Bolt Hole Centerline to Nearest Edge Distance0.500 INCHES NOMINAL IN
Cross-Sectional Shape StyleSOLID SINGLE OR COMPOSITION
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
6240-00-925-2148259 INTERCHANGEABLE
Lamp,incandescent
Lamp Industry for Use with Industry Designations and Abbreviations for Lamps
5305-01-619-194028949 INTERCHANGEABLE
Screw,machine
Fastenal Company Div Fastenal-Hyma
Cross-Reference Index
Part NumberManufacturer
8CF332 Mack Trucks, Inc. Dba Macungie Operations Div Lehigh Valley Operations (USA)
8332759 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
28949 Dana Automotive Systems Group, Llc Dba Dana Sealing Products (USA)
640KB37 Mack Trucks, Inc. Dba Macungie Operations Div Lehigh Valley Operations (USA)
640KB37 PRIMARY Mack Trucks Inc Parts Opn (USA)
8CF332 Mack Trucks Inc Parts Opn (USA)
Related Parts
6240-00-925-2148INTERCHANGEABLE
LAMP,INCANDESCENT
259
5305-01-619-1940INTERCHANGEABLE
SCREW,MACHINE
28949

Frequently Asked Questions

What is NSN 5330-00-040-2814?

NSN 5330-00-040-2814 is a Gasket, manufactured by Mack Trucks Inc Parts Opn, classified under FSC 5330 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5330-00-040-2814?

NSN 5330-00-040-2814 has 6 cross-referenced part numbers: 8CF332 (Mack Trucks, Inc. Dba Macungie Operations Div Lehigh Valley Operations), 8332759 (U S Army Tank Automotive Command Amsta-Im-Mm), 28949 (Dana Automotive Systems Group, Llc Dba Dana Sealing Products), 640KB37 (Mack Trucks, Inc. Dba Macungie Operations Div Lehigh Valley Operations), 640KB37 (Mack Trucks Inc Parts Opn) and 1 more.

What NSN replaces 5330-00-040-2814?

There are 2 known substitutes for 5330-00-040-2814: 6240-00-925-2148, 5305-01-619-1940. Verify interchangeability with system specifications before substitution.

What are the specifications of 640KB37?

Key specifications for 640KB37: Outside Corner Radius: 3.000 INCHES NOMINAL IN; Hole Diameter: 0.469 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN; Overall Width: 12.000 INCHES NOMINAL IN; Material Document and Classification: MIL-G-12803 +3442-A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5330-00-040-2814 still in active supply?

NSN 5330-00-040-2814 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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