The Solder,lead-Tin Alloy, cataloged under National Stock Number 3439-01-260-0883, 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 6 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3439-01-260-0883 |
| Item Name | Solder,lead-Tin Alloy |
| FSC / FSG | 3439 / 34 — Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories |
| Status | ACTIVE |
| Wire Core Type | ROSIN |
| Specification/standard Data | 81348-QQ-S-571 GOVERNMENT SPECIFICATION |
| Nondefinitive Spec/std Data | AG1.5 COMPOSITION AND W FORM AND RA TYPE AND D3 CONDITION |
| Physical Form | WIRE |
| Precious Material and Location | INTEGRAL SILVER |
| Chemical Composition Percentage | TIN 0.75 TO 1.25; ANTIMONY 0.40; BISMUTH 0.25; SILVER 1.30 TO 1.70; COPPER 0.30; IRON 0.02; ZINC 0.005; ALUMINUM 0.005; ARSENIC 0.02; LEAD REMAINDER |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| AG1.5WRAD3 | 2/1 Government specification standardization U.S. Government activity |
| QQ-S-571 | 4/1 Identification reference U.S. Government activity |
NSN 3439-01-260-0883 is a Solder,lead-Tin Alloy, classified under FSC 3439, Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories. Status: active.
Key specifications for 3439-01-260-0883: Wire Core Type: ROSIN; Specification/standard Data: 81348-QQ-S-571 GOVERNMENT SPECIFICATION; Nondefinitive Spec/std Data: AG1.5 COMPOSITION AND W FORM AND RA TYPE AND D3 CONDITION; Physical Form: WIRE. 6 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.