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NSN 6540-00-001-0209Government record, cited
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Lens, Ophthalmic, Plano Cylinder6540-00-001-0209

NSN 6540-00-001-0209 · NIIN 000010209
FSC 6540 — Ophthalmic Instruments, Equipment, and Supplies · FSG 65 — Medical, Dental, and Veterinary Equipment
Government record, cited
Also searched as  6540-00-001-0209 · 6540000010209 · NIIN 000010209 · 00-001-0209 · FSC 6540 Ophthalmic Instruments, Equipment, and Supplies · 425PL.CYL,6BC,CR-39,71MM D · MILL36824
Nearby stock numbers  ·
Features
  • Lens,ophthalmic,plano Cylinder — FSC 6540
  • Supplementary Features: UNCUT
  • Style Designator: ROUND
  • Diameter: 71.0 MILLIMETERS MINIMUM MM
  • Cross-Sectional Shape Style: PLANO CYLINDER
  • Departure From Cited Document: AS MODIFIED BY DIAMETER
  • Nondefinitive Spec/std Data: B CLASS AND 2 STYLE
  • Base Curve Plano: 0.00 PLANO NOMINAL
Identification
  • NSN: 6540-00-001-0209
  • NIIN: 000010209
  • FSC: 6540 — Ophthalmic Instruments, Equipment, and Supplies
  • FSG: 65 — Medical, Dental, and Veterinary Equipment
General Description

The Lens,ophthalmic,plano Cylinder, cataloged under National Stock Number 6540-00-001-0209, is classified within Federal Supply Class 6540 (Ophthalmic Instruments, Equipment, and Supplies) of the Medical, Dental, and Veterinary Equipment group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 10 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6540-00-001-0209
Item NameLens,ophthalmic,plano Cylinder
FSC / FSG6540 / 65 — Ophthalmic Instruments, Equipment, and Supplies
StatusACTIVE
Supplementary FeaturesUNCUT
Style DesignatorROUND
Diameter71.0 MILLIMETERS MINIMUM MM
Cross-Sectional Shape StylePLANO CYLINDER
Departure From Cited DocumentAS MODIFIED BY DIAMETER
Nondefinitive Spec/std DataB CLASS AND 2 STYLE
Base Curve Plano0.00 PLANO NOMINAL
Light TransmissionUNTINTED
MaterialPLASTIC SINGLE VISION
Cross Curve Diopter4.25 MINUS NOMINAL
Thickness1.6 MILLIMETERS NOMINAL MM
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
⇄ Related Items 10
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
6540-00-001-0221LENS,P1.75M0.25, 6.5BC, 71MM DIA POSSIBLE MATCH
LENS,OPHTHALMIC,COMPOUND
Possible match (shared part number)Dispensers Optical Service Corp
6540-00-001-0470LENS,P8.00XM2.00,10BC,71MM DIA. POSSIBLE MATCH
LENS,OPHTHALMIC,COMPOUND
Possible match (shared part number)Dispensers Optical Service Corp
6540-00-001-0586 POSSIBLE MATCH
LENS,OPHTHALMIC,COMPOUND
Possible match (shared part number)
6540-00-001-0659P7.25 ON M3.50 POSSIBLE MATCH
LENS,OPHTHALMIC,COMPOUND
Possible match (shared part number)Dispensers Optical Service Corp
6540-00-001-0660M7.50 ON M3.50 POSSIBLE MATCH
LENS,OPHTHALMIC,COMPOUND
Possible match (shared part number)Dispensers Optical Service Corp
6540-00-001-0727M025M025,6BC,CR-39,71MMDIA POSSIBLE MATCH
LENS,OPHTHALMIC,COMPOUND
Possible match (shared part number)Dispensers Optical Service Corp
6540-00-001-07280001207289 POSSIBLE MATCH
LENS,OPHTHALMIC,COMPOUND
Possible match (shared part number)Dispensers Optical Service Corp
6540-00-001-0729M075M025,4BC,CR-39,71MMDIA POSSIBLE MATCH
LENS,OPHTHALMIC,COMPOUND
Possible match (shared part number)Dispensers Optical Service Corp
6540-00-001-0736M250M025,4BC,CR-39,71MMDIA POSSIBLE MATCH
LENS,OPHTHALMIC,COMPOUND
Possible match (shared part number)Dispensers Optical Service Corp
6540-00-001-07670001207671 POSSIBLE MATCH
LENS,OPHTHALMIC,COMPOUND
Possible match (shared part number)Dispensers Optical Service Corp
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
ReferenceMeaning
425PL.CYL,6BC,CR-39,71MM D 5/9 Secondary reference
U.S. Government activity
MILL36824 4/1 Identification reference
U.S. Government activity
Related Parts
6540-00-001-0221POSSIBLE MATCH
LENS,OPHTHALMIC,COMPOUND
LENS,P1.75M0.25, 6.5BC, 71MM DIA
6540-00-001-0470POSSIBLE MATCH
LENS,OPHTHALMIC,COMPOUND
LENS,P8.00XM2.00,10BC,71MM DIA.
6540-00-001-0586POSSIBLE MATCH
LENS,OPHTHALMIC,COMPOUND
6540-00-001-0659POSSIBLE MATCH
LENS,OPHTHALMIC,COMPOUND
P7.25 ON M3.50
6540-00-001-0660POSSIBLE MATCH
LENS,OPHTHALMIC,COMPOUND
M7.50 ON M3.50
6540-00-001-0727POSSIBLE MATCH
LENS,OPHTHALMIC,COMPOUND
M025M025,6BC,CR-39,71MMDIA
6540-00-001-0728POSSIBLE MATCH
LENS,OPHTHALMIC,COMPOUND
0001207289
6540-00-001-0729POSSIBLE MATCH
LENS,OPHTHALMIC,COMPOUND
M075M025,4BC,CR-39,71MMDIA
6540-00-001-0736POSSIBLE MATCH
LENS,OPHTHALMIC,COMPOUND
M250M025,4BC,CR-39,71MMDIA
6540-00-001-0767POSSIBLE MATCH
LENS,OPHTHALMIC,COMPOUND
0001207671

Frequently Asked Questions

What is NSN 6540-00-001-0209?

NSN 6540-00-001-0209 is a Lens,ophthalmic,plano Cylinder, classified under FSC 6540, Ophthalmic Instruments, Equipment, and Supplies. Status: active.

What NSN replaces 6540-00-001-0209?

10 possible matches (shared part number, not a government interchangeability claim): 6540-00-001-0221, 6540-00-001-0470, 6540-00-001-0586. Verify interchangeability with system specifications before substitution.

What are the specifications of 6540-00-001-0209?

Key specifications for 6540-00-001-0209: Supplementary Features: UNCUT; Style Designator: ROUND; Diameter: 71.0 MILLIMETERS MINIMUM MM; Cross-Sectional Shape Style: PLANO CYLINDER. 11 specifications are documented in the U.S. Government catalog.

Is NSN 6540-00-001-0209 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

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✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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