PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4640Articulator,dental

Whip-Mix Corp · NSN 6520-01-561-4345 · FSC 6520 · No Item Name Available
Verified by PartsTable
NSN 6520-01-561-4345 — this item is cataloged by the U.S. Government under National Stock Number 6520-01-561-4345. Primary manufacturer part number: 4640.
Features
  • Articulator,dental — FSC 6520
  • 1 verified cross-reference
  • Primary manufacturer: Whip-Mix Corp
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Articulator,dental, cataloged under National Stock Number 6520-01-561-4345, is classified within Federal Supply Class 6520 (No Item Name Available) of the Medical, Dental, and Veterinary Equipment group. The primary manufacturer of record is Whip-Mix Corp. This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN6520-01-561-4345
Primary Part Number4640
Item NameArticulator,dental
FSC / FSG6520 / 65 — No Item Name Available
ManufacturerWhip-Mix Corp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5910-00-162-179819P236422-1 INTERCHANGEABLE
Capacitor,variable,air Dielectri
Herley Chicago Dba Stewart Warner Electronics
5136-00-403-55494640 INTERCHANGEABLE
Die Head and Die,hand
Curtis-Toledo, Inc.
5305-00-580-21214640 INTERCHANGEABLE
Screw,cap,hexagon Head
Fwd Seagrave Holdings Lp
5360-00-664-69854640 INTERCHANGEABLE
Spring,helical,compression
Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)
5980-01-076-8661 INTERCHANGEABLE
Light Emitting Diode
5340-01-233-12904640 INTERCHANGEABLE
Handle,bow
Mag Aerospace Industries, Llc Div Safran Cabins
4820-01-300-9233209-376-023-101 INTERCHANGEABLE
Valve,balanced,relief
Rogerson Kratos
5120-01-335-8165 INTERCHANGEABLE
Socket,socket Wrench
6520-01-556-3310600-1504 INTERCHANGEABLE
Handpiece,dental
Medidenta International Inc
Cross-Reference Index
Part NumberManufacturer
4640 PRIMARY Whip-Mix Corp (USA)
Related Parts
5910-00-162-1798INTERCHANGEABLE
CAPACITOR,VARIABLE,AIR DIELECTRI
19P236422-1
5136-00-403-5549INTERCHANGEABLE
DIE HEAD AND DIE,HAND
4640
5305-00-580-2121INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
4640
5360-00-664-6985INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
4640
5980-01-076-8661INTERCHANGEABLE
LIGHT EMITTING DIODE
5340-01-233-1290INTERCHANGEABLE
HANDLE,BOW
4640
4820-01-300-9233INTERCHANGEABLE
VALVE,BALANCED,RELIEF
209-376-023-101
5120-01-335-8165INTERCHANGEABLE
SOCKET,SOCKET WRENCH
6520-01-556-3310INTERCHANGEABLE
HANDPIECE,DENTAL
600-1504

Frequently Asked Questions

What is NSN 6520-01-561-4345?

NSN 6520-01-561-4345 is a Articulator,dental, manufactured by Whip-Mix Corp, classified under FSC 6520 (No Item Name Available). Status: active.

What are the part numbers for NSN 6520-01-561-4345?

NSN 6520-01-561-4345 has 1 cross-referenced part number: 4640 (Whip-Mix Corp).

What NSN replaces 6520-01-561-4345?

There are 9 known substitutes for 6520-01-561-4345: 5910-00-162-1798, 5136-00-403-5549, 5305-00-580-2121 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4640?

Key specifications for 4640: Special Features: FRAME DESIGN PROVIDES OPTIMUM POSTERIOR ACCESS FOR ENHANCED VISIBILITY LINGUAL ACCESS OF ANY WHIP MIX ARTICULATOR, TRACKING FOSSAE WHICH ALLOW UPPER AND LOWER FRAMES TO STAY TOGETHER DURING EXCURSIVE MOVEMENTS. 1 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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