The Diode Laser,portable, cataloged under National Stock Number 6540-01-386-2973, 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 Defense Medical Standardization Board. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6540-01-386-2973 |
| Primary Part Number | L93-538P |
| Item Name | Diode Laser,portable |
| FSC / FSG | 6540 / 65 — Ophthalmic Instruments, Equipment, and Supplies |
| Manufacturer | Defense Medical Standardization Board |
| Status | ACTIVE |
| General Characteristics Item Description | 115 V, 50/60 HZ AC, 90 WATTS; 4 X 12 X 12 IN.; PROVIDES AIMING AND TREATMENT LASER LIGHT; ADJUSTABLE FROM 0 TO 2000 MILLIWATTS OUTPUT POWER AND ADJUSTABLE PULSE DURATION FROM 30 MILLISECONDS TO 9 SECONDS; FOR USE IN OPHTHALMIC ANTERIOR AND POSTERIOR SURGICAL PROCEDURES; FOR INDIRECT LASER OPTHALMOSCOPE, ORDER 6540-01-386-2980 V |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| L93-538P PRIMARY | Defense Medical Standardization Board (USA) |
| Reference | Meaning |
|---|---|
| 11176-01 | 5/9 Secondary reference Iris Medical Instruments Inc |
| SLX-SYSTEM | 3/1 Design control — primary reference Iridex Corp |
NSN 6540-01-386-2973 is a Diode Laser,portable, manufactured by Defense Medical Standardization Board, classified under FSC 6540, Ophthalmic Instruments, Equipment, and Supplies. Status: active.
NSN 6540-01-386-2973 has 1 manufacturer part number on file: L93-538P (Defense Medical Standardization Board).
2 possible matches (shared part number, not a government interchangeability claim): 6540-01-393-2142, 6540-01-627-8930. Verify interchangeability with system specifications before substitution.
Key specifications for L93-538P: General Characteristics Item Description: 115 V, 50/60 HZ AC, 90 WATTS; 4 X 12 X 12 IN.; PROVIDES AIMING AND TREATMENT LASER LIGHT; ADJUSTABLE FROM 0 TO 2000 MILLIWATTS OUTPUT POWER AND ADJUSTABLE PULSE DURATION FROM 30 MILLISECONDS TO 9 SECONDS; FOR USE IN OPHTHALMIC ANTERIOR AND POSTERIOR SURGICAL PROCEDURES; FOR INDIRECT LASER OPTHALMOSCOPE, ORDER 6540-01-386-2980 V; Part Name Assigned by Controlling Agency: DIODE LASER PORTABLE 115V 50/60HZ AC 90W 4X12X12IN V. 1 specification is documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
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.