The Solder,silver,dental, cataloged under National Stock Number 6520-01-221-1517, is classified within Federal Supply Class 6520 (Dental Instruments, Equipment, and Supplies) of the Medical, Dental, and Veterinary Equipment group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 6520-01-221-1517 |
| Item Name | Solder,silver,dental |
| FSC / FSG | 6520 / 65 — Dental Instruments, Equipment, and Supplies |
| Status | ACTIVE |
| General Characteristics Item Description | HEAVY; .025 IN. DIAMETER; FOR USE W/UNITEK PERMACHROME AND ALL OTHER ORTHODONTIC CHROME-ALLOY WIRE AND APPLIANCE ATTACHMENTS; PACKAGED IN 2-DWT CONTAINERS IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Reference | Meaning |
|---|---|
| 700-103 | 3/2 Design control — primary reference U.S. Government activity |
NSN 6520-01-221-1517 is a Solder,silver,dental, classified under FSC 6520, Dental Instruments, Equipment, and Supplies. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 6520-01-521-4149, 4730-01-566-6315. Verify interchangeability with system specifications before substitution.
Key specifications for 6520-01-221-1517: General Characteristics Item Description: HEAVY; .025 IN. DIAMETER; FOR USE W/UNITEK PERMACHROME AND ALL OTHER ORTHODONTIC CHROME-ALLOY WIRE AND APPLIANCE ATTACHMENTS; PACKAGED IN 2-DWT CONTAINERS IN; Part Name Assigned by Controlling Agency: SOLDER SILVER DEN HEAVY 0.025IN DIA PACKAGED IN 2-DWT CONTAINERS IN. 1 specification is documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.