PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

VACLens,ophthalmic,sphere

Volk Optical Inc · NSN 6540-01-530-1336 · FSC 6540 · No Item Name Available
Verified by PartsTable
NSN 6540-01-530-1336 — this item is cataloged by the U.S. Government under National Stock Number 6540-01-530-1336. Primary manufacturer part number: VAC.
Features
  • Lens,ophthalmic,sphere — FSC 6540
  • 2 verified cross-references
  • Primary manufacturer: Volk Optical Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Lens,ophthalmic,sphere, cataloged under National Stock Number 6540-01-530-1336, 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 Volk Optical Inc. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6540-01-530-1336
Primary Part NumberVAC
Item NameLens,ophthalmic,sphere
FSC / FSG6540 / 65 — No Item Name Available
ManufacturerVolk Optical Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
4910-00-223-6481 INTERCHANGEABLE
Grinding Machine,clutch Plate-Fl
Cross-Reference Index
Part NumberManufacturer
VAC PRIMARY Volk Optical Inc (USA)
AREA CENTRALIS Volk Optical Inc (USA)
Related Parts
4910-00-223-6481INTERCHANGEABLE
GRINDING MACHINE,CLUTCH PLATE-FL

Frequently Asked Questions

What is NSN 6540-01-530-1336?

NSN 6540-01-530-1336 is a Lens,ophthalmic,sphere, manufactured by Volk Optical Inc, classified under FSC 6540 (No Item Name Available). Status: active.

What are the part numbers for NSN 6540-01-530-1336?

NSN 6540-01-530-1336 has 2 cross-referenced part numbers: VAC (Volk Optical Inc), AREA CENTRALIS (Volk Optical Inc).

What NSN replaces 6540-01-530-1336?

There is 1 known substitute for 6540-01-530-1336: 4910-00-223-6481. Verify interchangeability with system specifications before substitution.

What are the specifications of VAC?

Key specifications for VAC: Special Features: INDIRECT CONTACT LENS FOR HIGH RESOLUTION VIEWING/TREATMENT OF POSTERIOR POLE; CRITICALLY EVALUATES/TREATS SUBRETINAL NEOVASCULARIZATION AND CHANGES FROM MACULAR DEGENERATION/RETINAL OCCLUSIONS, DIABETIC EDEMA AND RETINOPATHY, ETC. DESIGNED FOR RANGE OF MOTION USE W/SLIT LAMP BIOMICROSCOPE; 70 TO 84 DEG FIELD OF VISION; IMAGE MAGNIFICATION 1.06X; LASER SPOT 0.94X. 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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