The Flaring Tool,tube,hand, cataloged under National Stock Number 5120-01-666-5578, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is Commscope Technologies Llc Dba Andrew Telecom. 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 | 5120-01-666-5578 |
| Primary Part Number | 202421 |
| Item Name | Flaring Tool,tube,hand |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Manufacturer | Commscope Technologies Llc Dba Andrew Telecom |
| Status | ACTIVE |
| Material | STEEL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 202421 PRIMARY | Commscope Technologies Llc Dba Andrew Telecom (USA) |
NSN 5120-01-666-5578 is a Flaring Tool,tube,hand, manufactured by Commscope Technologies Llc Dba Andrew Telecom, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
NSN 5120-01-666-5578 has 1 manufacturer part number on file: 202421 (Commscope Technologies Llc Dba Andrew Telecom).
1 possible match (shared part number, not a government interchangeability claim): 5120-01-705-5480. Verify interchangeability with system specifications before substitution.
Key specifications for 202421: Special Features: FLARING TOOL KIT FOR ELLIPTICAL WAVEGUIDE 77, WAVEGUIDE SIZE WR112, WG15, R84, REGULATORY COMPLIANCE ISO 9001:2008; Part Name Assigned by Controlling Agency: FLARING TOOL KIT; Material: STEEL. 1 specification is documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.