NSN 3439-00-185-4945 · NIIN 001854945 · Part number TW155
Astronautics Corporation of America · FSC 3439 — Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories · FSG 34 — Metalworking Machinery (continued) · CAGE 10138
Government record, cited
NSN 3439-00-185-4945 — this item is cataloged by the U.S. Government under National Stock Number 3439-00-185-4945. Manufacturer of record part number: TW155.
Also searched as3439-00-185-4945 ·
3439001854945 ·
NIIN 001854945 ·
00-185-4945 ·
FSC 3439 Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories · CAGE 10138 · TW155
Manufacturer of record: Astronautics Corporation of America
Identification
NSN: 3439-00-185-4945
NIIN: 001854945
FSC: 3439 — Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories
FSG: 34 — Metalworking Machinery (continued)
Primary part number: TW155
Manufacturer: Astronautics Corporation of America
General Description
The Desoldering Tool,ci, cataloged under National Stock Number 3439-00-185-4945, 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 Astronautics Corporation of America. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Catalog Facts
Item Name
Desoldering Tool,ci
FSC / FSG
3439 — Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories (FSG 34)
Manufacturers
Astronautics Corporation of America (CAGE 10138)
Technical Specifications
Parameter
Value
NSN
3439-00-185-4945
Primary Part Number
TW155
Item Name
Desoldering Tool,ci
FSC / FSG
3439 / 34 — Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories
Manufacturer
Astronautics Corporation of America
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Other items in FSC 3439 — Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3439-00-001-0002
3439-00-001-0002 · Item name not on file
3439-00-001-4196
3439-00-001-4196 · Item name not on file
3439-00-001-4197
3439-00-001-4197 · Item name not on file
3439-00-003-1195
3439-00-003-1195 · Item name not on file
3439-00-003-8601
SOLDER,LEAD ALLOY
3439-00-003-8602
SOLDER,LEAD-TIN ALLOY
3439-00-004-0913
HOUSING,ELECTRIC SO
3439-00-004-0915
SOLDERING GUN
Frequently Asked Questions
What is NSN 3439-00-185-4945?
NSN 3439-00-185-4945 is a Desoldering Tool,ci, manufactured by Astronautics Corporation of America, classified under FSC 3439, Miscellaneous Welding, Soldering, and Brazing Supplies and Accessories. Status: active.
What part numbers are listed for NSN 3439-00-185-4945?
NSN 3439-00-185-4945 has 1 manufacturer part number on file: TW155 (Astronautics Corporation of America).
Is NSN 3439-00-185-4945 hazardous material?
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.