NSN 6540-01-477-6880 — this item is cataloged by the U.S. Government under National Stock Number 6540-01-477-6880. Manufacturer of record part number: SI40NB0255.
Also searched as6540-01-477-6880 ·
6540014776880 ·
NIIN 014776880 ·
01-477-6880 ·
FSC 6540 Ophthalmic Instruments, Equipment, and Supplies · CAGE 24172 · SI40NB0255 · SI-40NB-00-255
FSC: 6540 — Ophthalmic Instruments, Equipment, and Supplies
FSG: 65 — Medical, Dental, and Veterinary Equipment
Primary part number: SI40NB0255
Manufacturer: Allergan Inc
General Description
The Lens,ophthalmic,sphere, cataloged under National Stock Number 6540-01-477-6880, is classified within Federal Supply Class 6540 (Ophthalmic Instruments, Equipment, and Supplies) of the Medical, Dental, and Veterinary Equipment group. The manufacturer of record is Allergan Inc. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
6540-01-477-6880
Primary Part Number
SI40NB0255
Item Name
Lens,ophthalmic,sphere
FSC / FSG
6540 / 65 — Ophthalmic Instruments, Equipment, and Supplies
Other items in FSC 6540 — Ophthalmic Instruments, Equipment, and Supplies
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
6540-00-001-0100
6540-00-001-0100 · Item name not on file
6540-00-001-0101
LENS,OPHTHALMIC,SPHERE
6540-00-001-0101
LENS,OPHTHALMIC,SPHERE
6540-00-001-0102
6540-00-001-0102 · Item name not on file
6540-00-001-0103
6540-00-001-0103 · Item name not on file
6540-00-001-0104
6540-00-001-0104 · Item name not on file
6540-00-001-0105
6540-00-001-0105 · Item name not on file
6540-00-001-0106
6540-00-001-0106 · Item name not on file
Frequently Asked Questions
What is NSN 6540-01-477-6880?
NSN 6540-01-477-6880 is a Lens,ophthalmic,sphere, manufactured by Allergan Inc, classified under FSC 6540, Ophthalmic Instruments, Equipment, and Supplies. Status: active.
What part numbers are listed for NSN 6540-01-477-6880?
NSN 6540-01-477-6880 has 2 manufacturer part numbers on file: SI40NB0255 (Allergan Inc), SI-40NB-00-255 (Allergan Ltd).
What are the specifications of SI40NB0255?
Key specifications for SI40NB0255: Style Designator: ROUND; Diameter: 13.0 MILLIMETERS NOMINAL MM; Special Features: DIAMETER 6.0 MILLIMETERS; THEORETICAL DEPTH 4.7 MILLIMETERS; ANGLE 10 DEGREES; AIR WEIGHT 21.0 MG; WATER WEIGHT 21.0 MG; SIZE OF LENS 255 MM; Light Transmission: TINTED. 5 specifications are documented in the U.S. Government catalog.
Is NSN 6540-01-477-6880 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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.