The Disc,brake, cataloged under National Stock Number 1630-00-993-9938, is classified within Federal Supply Class 1630 (Aircraft Wheel and Brake Systems) of the Aircraft Components and Accessories group. The manufacturer of record is Aircraft Wheel and Brake, Llc Dba Cleveland Wheel and Brake Systems. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 1630 — Aircraft Wheel and Brake Systems (FSG 16) |
| Manufacturers | Aircraft Wheel and Brake, Llc Dba Cleveland Wheel and Brake Systems (CAGE 33269) |
| Parameter | Value |
|---|---|
| NSN | 1630-00-993-9938 |
| Primary Part Number | 164-02504 |
| Item Name | Disc,brake |
| FSC / FSG | 1630 / 16 — Aircraft Wheel and Brake Systems |
| Manufacturer | Aircraft Wheel and Brake, Llc Dba Cleveland Wheel and Brake Systems |
| Status | ACTIVE |
| 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 |
|---|---|
| 164-02504 PRIMARY | Aircraft Wheel and Brake, Llc Dba Cleveland Wheel and Brake Systems (USA) |
| Reference | Meaning |
|---|---|
| 164-25A | 5/9 Secondary reference Aircraft Wheel and Brake, Llc Dba Cleveland Wheel and Brake Systems |
| 164-25D | 5/9 Secondary reference Aircraft Wheel and Brake, Llc Dba Cleveland Wheel and Brake Systems |
| 164-02504 | 5/1 Secondary reference Parker-Hannifin Corporation Dba Service and Support Operation Div Services and Support Operations |
| 164-2501 | 5/9 Secondary reference Cessna Aircraft Company Dba Textron Aviation |
| 164-2504 | 5/9 Secondary reference Aircraft Wheel and Brake, Llc Dba Cleveland Wheel and Brake Systems |
NSN 1630-00-993-9938 is a Disc,brake, manufactured by Aircraft Wheel and Brake, Llc Dba Cleveland Wheel and Brake Systems, classified under FSC 1630, Aircraft Wheel and Brake Systems. Status: active.
NSN 1630-00-993-9938 has 1 manufacturer part number on file: 164-02504 (Aircraft Wheel and Brake, Llc Dba Cleveland Wheel and Brake Systems).
1 possible match (shared part number, not a government interchangeability claim): 5935-01-394-4623. Verify interchangeability with system specifications before substitution.
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 1630-00-993-9938 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.