The Tinning Block, cataloged under National Stock Number 3439-01-049-5211, 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 1 specification, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3439-01-049-5211 |
| Item Name | Tinning Block |
| FSC / FSG | 3439 / 34 — Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories |
| Status | ACTIVE |
| General Characteristics Item Description | 1/2 LB BLOCK,100 PERCENT AMMONIUM CHLORIDE LBS |
| 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 |
|---|---|
| 5100000005 | 3/9 Design control — primary reference Kester Solder Co Div of Litton Systems Inc |
| 52-00000006 | 5/9 Secondary reference Kester Solder Co Div of Litton Systems Inc |
| 52-00000005 | 5/9 Secondary reference Kester Solder Co Div of Litton Systems Inc |
NSN 3439-01-049-5211 is a Tinning Block, classified under FSC 3439, Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories. Status: active.
Key specifications for 3439-01-049-5211: General Characteristics Item Description: 1/2 LB BLOCK,100 PERCENT AMMONIUM CHLORIDE LBS. 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.