The Soldering Pliers,electric, cataloged under National Stock Number 3439-01-579-5566, 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 Technitool Inc. Government technical data includes 1 specification, 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. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3439-01-579-5566 |
| Primary Part Number | 758 PL 109 |
| Item Name | Soldering Pliers,electric |
| FSC / FSG | 3439 / 34 — Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories |
| Manufacturer | Technitool Inc |
| Status | ACTIVE |
| General Characteristics Item Description | ESD TECHNITOOL LONG NOSE PLIER; SMOOTH JAW; WELDED LEAF SPRING; CARBON STEEL HEAT TREAT, RC58 HARD |
| 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 |
|---|---|
| 758 PL 109 PRIMARY | Technitool Inc (USA) |
NSN 3439-01-579-5566 is a Soldering Pliers,electric, manufactured by Technitool Inc, classified under FSC 3439, Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories. Status: active.
NSN 3439-01-579-5566 has 1 manufacturer part number on file: 758 PL 109 (Technitool Inc).
1 possible match (shared part number, not a government interchangeability claim): 5120-01-581-5105. Verify interchangeability with system specifications before substitution.
Key specifications for 758 PL 109: General Characteristics Item Description: ESD TECHNITOOL LONG NOSE PLIER; SMOOTH JAW; WELDED LEAF SPRING; CARBON STEEL HEAT TREAT, RC58 HARD; Overall Length: 5.360 INCHES NOMINAL IN. 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.