The Solder,lead-Tin Alloy, cataloged under National Stock Number 3439-01-023-5692, 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6 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3439-01-023-5692 |
| Item Name | Solder,lead-Tin Alloy |
| FSC / FSG | 3439 / 34 — Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories |
| Status | ACTIVE |
| Wire Core Type | ROSIN |
| Diameter | 0.093 INCHES NOMINAL IN |
| Nondefinitive Spec/std Data | SN50 COMPOSITION AND W FORM AND RFLUX TYPE AND +2 FLUX PERCENTAGE |
| Content Within Each Unit Package | 1 LB LBS |
| Physical Form | WIRE |
| Chemical Composition Percentage | TIN 51.5 PCT,LEAD 47.535 PCT,ANTIMONY 0.5 PCT,BISMUTH 0.25 PCT,COPPER 0.08 PCT,OTHER ELEMENTS 0.08 PCT,ARSENIC 0.025 PCT,IRON 0.02 PCT,ALUMINUM 0.005 PCT,ZINC 0.005 PCT |
| 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 |
|---|---|
| SN50WRP2 0.093 1LB | 5/9 Secondary reference U.S. Government activity |
| SN50PB50WRP2 0.093 1LB | 5/9 Secondary reference U.S. Government activity |
| ASTM B32 | 3/1 Design control — primary reference U.S. Government activity |
| SN50WRP2 0.0931LB | 3/2 Design control — primary reference U.S. Government activity |
| QQ-S-571 | 5/9 Secondary reference U.S. Government activity |
NSN 3439-01-023-5692 is a Solder,lead-Tin Alloy, classified under FSC 3439, Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories. Status: active.
Key specifications for 3439-01-023-5692: Wire Core Type: ROSIN; Diameter: 0.093 INCHES NOMINAL IN; Nondefinitive Spec/std Data: SN50 COMPOSITION AND W FORM AND RFLUX TYPE AND +2 FLUX PERCENTAGE; Content Within Each Unit Package: 1 LB LBS. 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.