The Insertion Tool,harn, cataloged under National Stock Number 5120-00-409-5213, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is Stellant Systems Inc. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Insertion Tool,harn |
| FSC / FSG | 5120 — Hand Tools, Nonedged, Nonpowered (FSG 51) |
| Manufacturers | Stellant Systems Inc (CAGE 73293) |
| Parameter | Value |
|---|---|
| NSN | 5120-00-409-5213 |
| Primary Part Number | TW0221T000 |
| Item Name | Insertion Tool,harn |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Manufacturer | Stellant Systems Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| TW0221T000 PRIMARY | Stellant Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| TW022IT000 | 5/9 Secondary reference Lockheed Martin Corp Electronics and Missiles Div |
| 215-01189-22 | 5/2 Secondary reference U.S. Government activity |
| 215-01189 | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 5120-00-409-5213 is a Insertion Tool,harn, manufactured by Stellant Systems Inc, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
NSN 5120-00-409-5213 has 1 manufacturer part number on file: TW0221T000 (Stellant Systems Inc).
1 possible match (shared part number, not a government interchangeability claim): 5330-01-387-7968. Verify interchangeability with system specifications before substitution.
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.