The Brake,multiple Disk, cataloged under National Stock Number 1630-01-089-2850, is classified within Federal Supply Class 1630 (Aircraft Wheel and Brake Systems) of the Aircraft Components and Accessories group. The manufacturer of record is National Machine Company Dba Nmg Aerospace. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1630-01-089-2850 |
| Primary Part Number | 5003890-1 |
| Item Name | Brake,multiple Disk |
| FSC / FSG | 1630 / 16 — Aircraft Wheel and Brake Systems |
| Manufacturer | National Machine Company Dba Nmg Aerospace |
| Status | ACTIVE |
| Operation Method | HYDRAULIC |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 5003890-1 PRIMARY | National Machine Company Dba Nmg Aerospace (USA) |
| 030-17700 PRIMARY | Aircraft Wheel and Brake, Llc Dba Cleveland Wheel and Brake Systems (USA) |
| 5003890-2 PRIMARY | Meggitt Aircraft Braking Systems Corporation (USA) |
| 5003890-1 PRIMARY | Meggitt Aircraft Braking Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 1630PL1971119 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 70250-12060-102 | 1/2 Source control — Government-approved source U.S. Government activity |
| 5003890-2 | 5/9 Secondary reference Lockheed Martin Corporation Dba Lockheed Martin Div Rotary and Mission Systems |
| 5003890-1 | 5/9 Secondary reference Lockheed Martin Corporation Dba Lockheed Martin Div Rotary and Mission Systems |
| 70250-12060-102 | 5/9 Secondary reference Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp |
NSN 1630-01-089-2850 is a Brake,multiple Disk, manufactured by National Machine Company Dba Nmg Aerospace, classified under FSC 1630, Aircraft Wheel and Brake Systems. Status: active.
NSN 1630-01-089-2850 has 4 manufacturer part numbers on file: 5003890-1 (National Machine Company Dba Nmg Aerospace), 030-17700 (Aircraft Wheel and Brake, Llc Dba Cleveland Wheel and Brake Systems), 5003890-2 (Meggitt Aircraft Braking Systems Corporation), 5003890-1 (Meggitt Aircraft Braking Systems Corporation).
Key specifications for 5003890-1: End Item Identification: H-60A A; Operation Method: HYDRAULIC. 1 specification is documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 1630-01-089-2850 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.