The Solder,lead-Tin Alloy, cataloged under National Stock Number 3439-01-331-8401, is classified within Federal Supply Class 3439 (Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories) of the Metalworking Machinery (continued) group. The manufacturer of record is Cef Industries, Llc Dba Cef Industries Inc. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3439-01-331-8401 |
| Primary Part Number | 8502-52 |
| Item Name | Solder,lead-Tin Alloy |
| FSC / FSG | 3439 / 34 — Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories |
| Manufacturer | Cef Industries, Llc Dba Cef Industries Inc |
| Status | ACTIVE |
| Physical Form | BAR |
| Chemical Composition Percentage | LEAD 40; TIN 60 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 8502-52 PRIMARY | Cef Industries, Llc Dba Cef Industries Inc (USA) |
NSN 3439-01-331-8401 is a Solder,lead-Tin Alloy, manufactured by Cef Industries, Llc Dba Cef Industries Inc, classified under FSC 3439, Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories. Status: active.
NSN 3439-01-331-8401 has 1 manufacturer part number on file: 8502-52 (Cef Industries, Llc Dba Cef Industries Inc).
Key specifications for 8502-52: Physical Form: BAR; Chemical Composition Percentage: LEAD 40; TIN 60. 2 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.