The Cable Assembly,fiber Optic, cataloged under National Stock Number 6020-01-721-6402, is classified within Federal Supply Class 6020 (Fiber Optic Cable Assemblies and Harnesses) of the Fiber Optics Materials, Components, Assemblies, and Accessories group. The manufacturer of record is Lockheed Martin Corporation Div Rms. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | Cable Assembly,fiber Optic |
| FSC / FSG | 6020 — Fiber Optic Cable Assemblies and Harnesses (FSG 60) |
| Manufacturers | Lockheed Martin Corporation Div Rms (CAGE 03538) |
| Parameter | Value |
|---|---|
| NSN | 6020-01-721-6402 |
| Primary Part Number | 77C739593G14 |
| Item Name | Cable Assembly,fiber Optic |
| FSC / FSG | 6020 / 60 — Fiber Optic Cable Assemblies and Harnesses |
| Manufacturer | Lockheed Martin Corporation Div Rms |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 77C739593G14 PRIMARY | Lockheed Martin Corporation Div Rms (USA) |
| Reference | Meaning |
|---|---|
| PL 77C739593G14 | C/1 Advisory reference — outside the item-of-supply concept Lockheed Martin Corporation Div Rms |
| 77C739593 | D/9 Drawing number reference only Lockheed Martin Corporation Div Rms |
NSN 6020-01-721-6402 is a Cable Assembly,fiber Optic, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 6020, Fiber Optic Cable Assemblies and Harnesses. Status: active.
NSN 6020-01-721-6402 has 1 manufacturer part number on file: 77C739593G14 (Lockheed Martin Corporation Div Rms).
1 possible match (shared part number, not a government interchangeability claim): 6020-01-721-6403. 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.
NSN 6020-01-721-6402 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.