The Inserter,electrical Contact, cataloged under National Stock Number 5120-01-142-3121, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is Amphenol Corp Div Amphenol Aerospace Operations. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5120-01-142-3121 |
| Primary Part Number | 356-258 |
| Item Name | Inserter,electrical Contact |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Manufacturer | Amphenol Corp Div Amphenol Aerospace Operations |
| Status | ACTIVE |
| 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 |
|---|---|
| DAK376 | Crimp-Tech Australia Pty Ltd (AUS) |
| 356-258 PRIMARY | Amphenol Corp Div Amphenol Aerospace Operations (USA) |
| Reference | Meaning |
|---|---|
| 10086361 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 294-553 | 5/9 Secondary reference Amphenol Corp Spectra-Strip/itd |
| 356-258 | 5/9 Secondary reference Amphenol Corp Spectra-Strip/itd |
NSN 5120-01-142-3121 is a Inserter,electrical Contact, manufactured by Amphenol Corp Div Amphenol Aerospace Operations, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
NSN 5120-01-142-3121 has 2 manufacturer part numbers on file: DAK376 (Crimp-Tech Australia Pty Ltd), 356-258 (Amphenol Corp Div Amphenol Aerospace Operations).
Key specifications for 356-258: Special Features: CONSISTS OF PROTECTIVE CAP, INSERTION BIT AND HANDLE; 1-1/8 IN. DIA X 6-3/16 IN. HANDLE LG; FURNISHED IN POLYCEL BAG IN. 0 specifications are 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.