The Outer Disc, cataloged under National Stock Number 1720-00-587-8320, is classified within Federal Supply Class 1720 (Aircraft Launching Equipment) of the Aircraft Launch, Landing, and Ground Handling Equipment group. The manufacturer of record is Rockford Powertrain Inc Div Powertrain Rockford, Inc.. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Outer Disc |
| FSC / FSG | 1720 — Aircraft Launching Equipment (FSG 17) |
| Manufacturers | Rockford Powertrain Inc Div Powertrain Rockford, Inc. (CAGE 77873) |
| Parameter | Value |
|---|---|
| NSN | 1720-00-587-8320 |
| Primary Part Number | 2-03689 |
| Item Name | Outer Disc |
| FSC / FSG | 1720 / 17 — Aircraft Launching Equipment |
| Manufacturer | Rockford Powertrain Inc Div Powertrain Rockford, Inc. |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 2-03689 PRIMARY | Rockford Powertrain Inc Div Powertrain Rockford, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 65-1001-51 | 5/9 Secondary reference Entwistle Co the Van Zelm Div |
| 504750-4 | 5/2 Secondary reference U.S. Government activity |
| PM826A | 5/9 Secondary reference Rockford Powertrain Inc Div Powertrain Rockford, Inc. |
NSN 1720-00-587-8320 is a Outer Disc, manufactured by Rockford Powertrain Inc Div Powertrain Rockford, Inc., classified under FSC 1720, Aircraft Launching Equipment. Status: active.
NSN 1720-00-587-8320 has 1 manufacturer part number on file: 2-03689 (Rockford Powertrain Inc Div Powertrain Rockford, Inc.).
2 possible matches (shared part number, not a government interchangeability claim): 4330-01-018-3131, 5325-01-298-0601. 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.
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.