The Tip,desoldering, cataloged under National Stock Number 3439-01-049-9459, 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 Rs Components Srl. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3439-01-049-9459 |
| Primary Part Number | 517-637 |
| Item Name | Tip,desoldering |
| FSC / FSG | 3439 / 34 — Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories |
| Manufacturer | Rs Components Srl |
| Status | ACTIVE |
| General Characteristics Item Description | VACUUM SOLDER REMOVAL TYPE; CONICAL SHAPE; CONCAVE TAPER; STAINLESS STEEL TUBE BORE; W/12-24 UNC THD MTG SHANK; 0.750 IN. LG EXCLUDING THD SHANK; 0.025 IN. ID WORKING ORIFICE; 0.060 IN. OD WORKING TIP; WRENCH FLATS OR KNURLING AT BASE OF CONE IN |
| 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 |
|---|---|
| 517-637 | Rs Components Srl (ITA) |
| Reference | Meaning |
|---|---|
| WS-15 | 5/9 Secondary reference Hexacon Electric Company |
| DS115 | 3/9 Design control — primary reference U.S. Government activity |
| DS115 | C/1 Advisory reference — outside the item-of-supply concept Apex Tool Group, Llc |
NSN 3439-01-049-9459 is a Tip,desoldering, manufactured by Rs Components Srl, classified under FSC 3439, Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories. Status: active.
NSN 3439-01-049-9459 has 1 manufacturer part number on file: 517-637 (Rs Components Srl).
2 possible matches (shared part number, not a government interchangeability claim): 5110-01-645-5609, 5930-01-660-9706. Verify interchangeability with system specifications before substitution.
Key specifications for 517-637: General Characteristics Item Description: VACUUM SOLDER REMOVAL TYPE; CONICAL SHAPE; CONCAVE TAPER; STAINLESS STEEL TUBE BORE; W/12-24 UNC THD MTG SHANK; 0.750 IN. LG EXCLUDING THD SHANK; 0.025 IN. ID WORKING ORIFICE; 0.060 IN. OD WORKING TIP; WRENCH FLATS OR KNURLING AT BASE OF CONE IN; End Item Identification: WELLER MODEL DS100 DESOLDERING STATION. 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.