The Spool,ribbon, cataloged under National Stock Number 7520-01-079-3576, is classified within Federal Supply Class 7520 (Office Devices and Accessories) of the Office Supplies and Devices group. The manufacturer of record is Data General Corporation. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 7520-01-079-3576 |
| Primary Part Number | 128-104 |
| Item Name | Spool,ribbon |
| FSC / FSG | 7520 / 75 — Office Devices and Accessories |
| Manufacturer | Data General Corporation |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL;3.250 IN. NOM O/A DIA;0.641 IN. NOM O/A H;0.812 IN. NOM CORE DIA;0.375 IN. NOM SPINDLE HOLE DIA IN |
| 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 |
|---|---|
| 128-104 PRIMARY | Data General Corporation (USA) |
| Reference | Meaning |
|---|---|
| 123001004 | 5/9 Secondary reference Data General Corporation |
NSN 7520-01-079-3576 is a Spool,ribbon, manufactured by Data General Corporation, classified under FSC 7520, Office Devices and Accessories. Status: active.
NSN 7520-01-079-3576 has 1 manufacturer part number on file: 128-104 (Data General Corporation).
1 possible match (shared part number, not a government interchangeability claim): 5330-01-734-3124. Verify interchangeability with system specifications before substitution.
Key specifications for 128-104: General Characteristics Item Description: STEEL;3.250 IN. NOM O/A DIA;0.641 IN. NOM O/A H;0.812 IN. NOM CORE DIA;0.375 IN. NOM SPINDLE HOLE DIA IN. 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.