The Brazing Alloy,silver, cataloged under National Stock Number 3439-00-262-4193, is classified within Federal Supply Class 3439 (Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories) of the Metalworking Machinery (continued) group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3439-00-262-4193 |
| Item Name | Brazing Alloy,silver |
| FSC / FSG | 3439 / 34 — Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories |
| Status | ACTIVE |
| Flux Feature | NOT INCLUDED |
| Precious Material | SILVER |
| Criticality Code Justification | ABNM AND ABGL |
| Precious Material and Weight | 0.510 SILVER OUNCES, TROY |
| Departure From Cited Designator | AS MODIFIED BY THE PHYSICAL FORM |
| Physical Form | STRIP |
| Precious Material and Location | INTEGRAL SILVER |
| Width | 3.000 INCHES NOMINAL IN |
| Chemical Composition Percentage | SILVER 51; CADMIUM 17; COPPER 16.5; ZINC 17.5; NICKEL 3.5; OTHER 0.15 |
| Thickness | 0.020 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Reference | Meaning |
|---|---|
| GRADE V 0.002 X 3.000 | 2/2 Government specification standardization U.S. Government activity |
| QQ-B-654 | 4/1 Identification reference U.S. Government activity |
NSN 3439-00-262-4193 is a Brazing Alloy,silver, classified under FSC 3439, Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories. Status: active.
Key specifications for 3439-00-262-4193: Flux Feature: NOT INCLUDED; Precious Material: SILVER; Criticality Code Justification: ABNM AND ABGL; Precious Material and Weight: 0.510 SILVER OUNCES, TROY. 10 specifications are 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.