The Disc,brake, cataloged under National Stock Number 3040-00-592-9900, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | Disc,brake |
| FSC / FSG | 3040 — Miscellaneous Power Transmission Equipment (FSG 30) |
| Manufacturers | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (CAGE 30003); Meggitt Aircraft Braking Systems Corporation (CAGE 0B9R9) |
| Parameter | Value |
|---|---|
| NSN | 3040-00-592-9900 |
| Primary Part Number | 502AS2S2481 |
| Item Name | Disc,brake |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL C — Remove/Demil Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 502AS2481 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| 502AS2S2481 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| 9440572 | Meggitt Aircraft Braking Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 820453 | 3/2 Design control — primary reference U.S. Government activity |
| 2GB9640572 | 5/9 Secondary reference Meritor Heavy Vehicle Systems Llc |
| 9440572 | 5/9 Secondary reference Lockheed Martin Corporation Dba Lockheed Martin Div Rotary and Mission Systems |
| 9440572 | 5/9 Secondary reference Goodyear Tire and Rubber Co the |
NSN 3040-00-592-9900 is a Disc,brake, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-592-9900 has 3 manufacturer part numbers on file: 502AS2481 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 502AS2S2481 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 9440572 (Meggitt Aircraft Braking Systems Corporation).
2 possible matches (shared part number, not a government interchangeability claim): 4910-01-187-3621, 5360-01-345-9606. 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 3040-00-592-9900 has DEMIL Code C. 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.