PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

640113Seal Assembly,shaft,spring Loade

A W Chesterton Co Div Sealing Device Division · NSN 4320-01-565-6200 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-565-6200 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-565-6200. Primary manufacturer part number: 640113.
Features
  • Seal Assembly,shaft,spring Loade — FSC 4320
  • 2 verified cross-references
  • Primary manufacturer: A W Chesterton Co Div Sealing Device Division
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Mechanical energy storage
  • Vibration dampening
General Description

The Seal Assembly,shaft,spring Loade, cataloged under National Stock Number 4320-01-565-6200, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is A W Chesterton Co Div Sealing Device Division. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-01-565-6200
Primary Part Number640113
Item NameSeal Assembly,shaft,spring Loade
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerA W Chesterton Co Div Sealing Device Division
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5360-00-511-1358640-1-13 INTERCHANGEABLE
Spring,helical,compression
Tactair Fluid Controls Inc
4320-01-515-1314640113 INTERCHANGEABLE
Seal Assembly,shaft,spring Loade
Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer
Cross-Reference Index
Part NumberManufacturer
640113-180-1.875-WB-CB/TC-EP A W Chesterton Co Div Sealing Device Division (USA)
640113 PRIMARY A W Chesterton Co Div Sealing Device Division (USA)
Related Parts
5360-00-511-1358INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
640-1-13
4320-01-515-1314INTERCHANGEABLE
SEAL ASSEMBLY,SHAFT,SPRING LOADE
640113

Frequently Asked Questions

What is NSN 4320-01-565-6200?

NSN 4320-01-565-6200 is a Seal Assembly,shaft,spring Loade, manufactured by A W Chesterton Co Div Sealing Device Division, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-565-6200?

NSN 4320-01-565-6200 has 2 cross-referenced part numbers: 640113-180-1.875-WB-CB/TC-EP (A W Chesterton Co Div Sealing Device Division), 640113 (A W Chesterton Co Div Sealing Device Division).

What NSN replaces 4320-01-565-6200?

There are 2 known substitutes for 4320-01-565-6200: 5360-00-511-1358, 4320-01-515-1314. Verify interchangeability with system specifications before substitution.

What are the specifications of 640113?

Key specifications for 640113: Special Features: SEAL ASSEMBLY SHAFT STYLE 180,1.875 INCH SHAFT,W/BUSHING,SEAL FACES:CARBON WITH TUNGSTEN CARBON,ELASTOMER:ETHYLENE PROPYLENE IN; Part Name Assigned by Controlling Agency: SINGLE CARTRIDGE SEAL. 2 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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