The Adapter,fastener Installation to, cataloged under National Stock Number 5120-01-080-9877, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 5120-01-080-9877 |
| Item Name | Adapter,fastener Installation to |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Status | ACTIVE |
| General Characteristics Item Description | WRENCH TYPE; FOR 3/8 IN. FLUSH HEAD VISU-LOK FASTENERS IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| HW12 | 3/9 Design control — primary reference Lok-Fast Inc |
| MHC-12 | 5/2 Secondary reference U.S. Government activity |
NSN 5120-01-080-9877 is a Adapter,fastener Installation to, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5340-01-596-1183. Verify interchangeability with system specifications before substitution.
Key specifications for 5120-01-080-9877: General Characteristics Item Description: WRENCH TYPE; FOR 3/8 IN. FLUSH HEAD VISU-LOK FASTENERS IN; End Item Identification: LOK-FAST NO. HWF12 HAND INSTALLING TOOL. 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.