The Cable,fiber Optic, cataloged under National Stock Number 6015-01-656-0837, is classified within Federal Supply Class 6015 (Fiber Optic Cables) of the Fiber Optics Materials, Components, Assemblies, and Accessories group. The manufacturer of record is Fiber Systems International, Inc. Div Fiber Systems International. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Cable,fiber Optic |
| FSC / FSG | 6015 — Fiber Optic Cables (FSG 60) |
| Manufacturers | Fiber Systems International, Inc. Div Fiber Systems International (CAGE 0YPM2) |
| Parameter | Value |
|---|---|
| NSN | 6015-01-656-0837 |
| Primary Part Number | 77A581304-3 |
| Item Name | Cable,fiber Optic |
| FSC / FSG | 6015 / 60 — Fiber Optic Cables |
| Manufacturer | Fiber Systems International, Inc. Div Fiber Systems International |
| 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 |
|---|---|
| 77A581304-3 PRIMARY | Fiber Systems International, Inc. Div Fiber Systems International (USA) |
| Reference | Meaning |
|---|---|
| 77A581304P3 | 7/2 Vendor item drawing reference Lockheed Martin Corporation Div Rms |
| 77A581304 | D/9 Drawing number reference only Lockheed Martin Corporation Div Rms |
NSN 6015-01-656-0837 is a Cable,fiber Optic, manufactured by Fiber Systems International, Inc. Div Fiber Systems International, classified under FSC 6015, Fiber Optic Cables. Status: active.
NSN 6015-01-656-0837 has 1 manufacturer part number on file: 77A581304-3 (Fiber Systems International, Inc. Div Fiber Systems International).
3 possible matches (shared part number, not a government interchangeability claim): 6020-01-691-0623, 6020-01-691-0627, 6020-01-708-7650. 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 6015-01-656-0837 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.