The Index Tool Assembly, cataloged under National Stock Number 5120-01-256-6019, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is Mas Components & Coatings, Llc Dba Mas Components & Coatings Llc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5120-01-256-6019 |
| Primary Part Number | 39-2477-001 |
| Item Name | Index Tool Assembly |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Manufacturer | Mas Components & Coatings, Llc Dba Mas Components & Coatings Llc |
| Status | ACTIVE |
| General Characteristics Item Description | CONSISTS OF 1 INDEX TOOL P/N 39-2477, 1 STREAMER P/N 99-8000-001 AND 1 LANYARD |
| 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 |
|---|---|
| 39-2477-001 PRIMARY | Mas Components & Coatings, Llc Dba Mas Components & Coatings Llc (USA) |
| Reference | Meaning |
|---|---|
| 39-2477-001 | 5/9 Secondary reference Kilgore Flares Company Llc |
| 39-2477-001 | 5/9 Secondary reference Alliant Defense Electronics Systems Inc |
NSN 5120-01-256-6019 is a Index Tool Assembly, manufactured by Mas Components & Coatings, Llc Dba Mas Components & Coatings Llc, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
NSN 5120-01-256-6019 has 1 manufacturer part number on file: 39-2477-001 (Mas Components & Coatings, Llc Dba Mas Components & Coatings Llc).
Key specifications for 39-2477-001: General Characteristics Item Description: CONSISTS OF 1 INDEX TOOL P/N 39-2477, 1 STREAMER P/N 99-8000-001 AND 1 LANYARD. 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.