PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

RT-7685Case,phoropter

Lombart Brothers, Inc Dba Marco Lombart Div Marco Lombart · NSN 6540-01-549-9593 · FSC 6540 · No Item Name Available
Verified by PartsTable
NSN 6540-01-549-9593 — this item is cataloged by the U.S. Government under National Stock Number 6540-01-549-9593. Primary manufacturer part number: RT-7685.
Features
  • Case,phoropter — FSC 6540
  • 3 verified cross-references
  • Primary manufacturer: Lombart Brothers, Inc Dba Marco Lombart Div Marco Lombart
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Case,phoropter, cataloged under National Stock Number 6540-01-549-9593, is classified within Federal Supply Class 6540 (No Item Name Available) of the Medical, Dental, and Veterinary Equipment group. The primary manufacturer of record is Lombart Brothers, Inc Dba Marco Lombart Div Marco Lombart. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6540-01-549-9593
Primary Part NumberRT-7685
Item NameCase,phoropter
FSC / FSG6540 / 65 — No Item Name Available
ManufacturerLombart Brothers, Inc Dba Marco Lombart Div Marco Lombart
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 10
6515-01-675-85202845 SUCCESSOR
Cannula,nasal,oxygen
Teleflex Llc
2825-00-218-60252845 INTERCHANGEABLE
Baffle,oil
Northrop Grumman Systems Corporation Div Marine Systems
5950-00-581-5561774961 INTERCHANGEABLE
Transformer,power
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
2530-00-752-1146 INTERCHANGEABLE
Shoe W Lining Winch
5930-01-096-43502845 INTERCHANGEABLE
Push Button
Crown Audio, Inc. Dba Crown International
4730-01-109-17692845 INTERCHANGEABLE
Tee
Dover Corp Groen Div
5950-01-182-01892845 INTERCHANGEABLE
Transformer,power
Edko Electronics
5330-01-246-2562 INTERCHANGEABLE
Gasket
6150-01-272-80823082 INTERCHANGEABLE
Cable Assembly,power,electrical
Southwire Company Douglas Plant
5360-01-274-4663 INTERCHANGEABLE
Spring,helical,compression
Cross-Reference Index
Part NumberManufacturer
RT-7685 PRIMARY Lombart Brothers, Inc Dba Marco Lombart Div Marco Lombart (USA)
6540NCM071193 Defense Medical Standardization Board (USA)
2845 Defense Logistics Agency Directorate of Medical Materiel Defense Supply Center Philadelphia (USA)
Related Parts
6515-01-675-8520SUCCESSOR
CANNULA,NASAL,OXYGEN
2845
2825-00-218-6025INTERCHANGEABLE
BAFFLE,OIL
2845
5950-00-581-5561INTERCHANGEABLE
TRANSFORMER,POWER
774961
2530-00-752-1146INTERCHANGEABLE
SHOE W LINING WINCH
5930-01-096-4350INTERCHANGEABLE
PUSH BUTTON
2845
4730-01-109-1769INTERCHANGEABLE
TEE
2845
5950-01-182-0189INTERCHANGEABLE
TRANSFORMER,POWER
2845
5330-01-246-2562INTERCHANGEABLE
GASKET
6150-01-272-8082INTERCHANGEABLE
CABLE ASSEMBLY,POWER,ELECTRICAL
3082
5360-01-274-4663INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION

Frequently Asked Questions

What is NSN 6540-01-549-9593?

NSN 6540-01-549-9593 is a Case,phoropter, manufactured by Lombart Brothers, Inc Dba Marco Lombart Div Marco Lombart, classified under FSC 6540 (No Item Name Available). Status: active.

What are the part numbers for NSN 6540-01-549-9593?

NSN 6540-01-549-9593 has 3 cross-referenced part numbers: RT-7685 (Lombart Brothers, Inc Dba Marco Lombart Div Marco Lombart), 6540NCM071193 (Defense Medical Standardization Board), 2845 (Defense Logistics Agency Directorate of Medical Materiel Defense Supply Center Philadelphia).

What NSN replaces 6540-01-549-9593?

There are 10 known substitutes for 6540-01-549-9593: 6515-01-675-8520, 2825-00-218-6025, 5950-00-581-5561 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of RT-7685?

Key specifications for RT-7685: End Item Identification: PHOROPTER, NSN 6540-00-877-6464; Special Features: CASE FOR THE PHOROPTER MINUS CYLINDRICAL LENS TYPE END ITEM NSN 6540-00-877-6464. FOUND IN ARMY UNIT ASSEMBLAGE N315, MEDICAL MATERIEL SET EYE EXAM CLINIC: DEPMEDS; Part Name Assigned by Controlling Agency: CASE F/PHOROPTER MINUS CYLINDRICAL LENS TYPE. 3 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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