PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

305542Eyepiece,microscope

Carl Zeiss Meditec Inc Div Meditec · NSN 6650-01-581-4368 · FSC 6650 · No Item Name Available
Verified by PartsTable
NSN 6650-01-581-4368 — this item is cataloged by the U.S. Government under National Stock Number 6650-01-581-4368. Primary manufacturer part number: 305542.
Features
  • Eyepiece,microscope — FSC 6650
  • Design Type: WIDE FIELD
  • Magnification: 10.00 NOMINAL
  • 4 verified cross-references
  • Primary manufacturer: Carl Zeiss Meditec Inc Div Meditec
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Eyepiece,microscope, cataloged under National Stock Number 6650-01-581-4368, is classified within Federal Supply Class 6650 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Carl Zeiss Meditec Inc Div Meditec. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6650-01-581-4368
Primary Part Number305542
Item NameEyepiece,microscope
FSC / FSG6650 / 66 — No Item Name Available
ManufacturerCarl Zeiss Meditec Inc Div Meditec
StatusACTIVE
Design TypeWIDE FIELD
Magnification10.00 NOMINAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5136-00-203-6500 INTERCHANGEABLE
Tap,thread Cutting
5342-00-329-111115269 INTERCHANGEABLE
Coupling,clamp,grooved
Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution
2510-00-754-007913TE2126 INTERCHANGEABLE
Pin Main Spring Sha
Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.)
3120-00-890-31711526-9 INTERCHANGEABLE
Bearing,sleeve
Goodrich Corporation
5950-01-162-620515-269 INTERCHANGEABLE
Coil,radio Frequency
N H Research, Llc Dba Nh Research Llc
Cross-Reference Index
Part NumberManufacturer
6540NCM094127 Defense Medical Standardization Board (USA)
305542 PRIMARY Carl Zeiss Meditec Inc Div Meditec (USA)
10X EYEPIECES Carl Zeiss Meditec Inc Div Meditec (USA)
15269 Defense Logistics Agency Directorate of Medical Materiel Defense Supply Center Philadelphia (USA)
Related Parts
5136-00-203-6500INTERCHANGEABLE
TAP,THREAD CUTTING
5342-00-329-1111INTERCHANGEABLE
COUPLING,CLAMP,GROOVED
15269
2510-00-754-0079INTERCHANGEABLE
PIN MAIN SPRING SHA
13TE2126
3120-00-890-3171INTERCHANGEABLE
BEARING,SLEEVE
1526-9
5950-01-162-6205INTERCHANGEABLE
COIL,RADIO FREQUENCY
15-269

Frequently Asked Questions

What is NSN 6650-01-581-4368?

NSN 6650-01-581-4368 is a Eyepiece,microscope, manufactured by Carl Zeiss Meditec Inc Div Meditec, classified under FSC 6650 (No Item Name Available). Status: active.

What are the part numbers for NSN 6650-01-581-4368?

NSN 6650-01-581-4368 has 4 cross-referenced part numbers: 6540NCM094127 (Defense Medical Standardization Board), 305542 (Carl Zeiss Meditec Inc Div Meditec), 10X EYEPIECES (Carl Zeiss Meditec Inc Div Meditec), 15269 (Defense Logistics Agency Directorate of Medical Materiel Defense Supply Center Philadelphia).

What NSN replaces 6650-01-581-4368?

There are 5 known substitutes for 6650-01-581-4368: 5136-00-203-6500, 5342-00-329-1111, 2510-00-754-0079 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 305542?

Key specifications for 305542: Design Type: WIDE FIELD; Special Features: MAGNETIC SLIDE-IN EYEPIECE, WIDE FIELD, 10 X; FOR USE WITH END ITEM OPMI VARIO S88 SURGICAL MICROSCOPE, 6515-01-557-7829; End Item Identification: 6515-01-557-7829 MICROSCOPE, SURGICAL; Magnification: 10.00 NOMINAL. 5 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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