The Cannula,backflush, cataloged under National Stock Number 6540-01-541-9554, is classified within Federal Supply Class 6540 (Ophthalmic Instruments, Equipment, and Supplies) of the Medical, Dental, and Veterinary Equipment group. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6540-01-541-9554 |
| Item Name | Cannula,backflush |
| FSC / FSG | 6540 / 65 — Ophthalmic Instruments, Equipment, and Supplies |
| Status | ACTIVE |
| 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 |
| Reference | Meaning |
|---|---|
| E4804 | 3/2 Design control — primary reference U.S. Government activity |
| 06-0590 | 5/1 Secondary reference U.S. Government activity |
| 6540NCM060528 | 5/1 Secondary reference Defense Medical Standardization Board |
NSN 6540-01-541-9554 is a Cannula,backflush, classified under FSC 6540, Ophthalmic Instruments, Equipment, and Supplies. Status: active.
Key specifications for 6540-01-541-9554: Special Features: STRAIGHT, SOFT SIICONE BRUSH TIP MOUNTED ON 20 GAUGE STRAIGHT CANNULA SHAFT DESIGN; ALLOWS GENTLE MASSAGING OF THE RETINA WHILE ASPIRATING BLOOD AND FLUIDS; POLISHED FINISH; OVERALL LENGTH: 35MM, 1.4 INCHES; FOR USE WITH E4800 BACKFLUSH HANDPIECE MM; Part Name Assigned by Controlling Agency: CANNULA BACKFLUSH 20GA STRAIGHT BRUSH TIP. 0 specifications are 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.