The Master Cylinder, cataloged under National Stock Number 1630-01-171-1572, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Master Cylinder |
| 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 | 1630-01-171-1572 |
| Primary Part Number | 10-51A |
| Item Name | Master Cylinder |
| 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 B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Part Number | Manufacturer |
|---|---|
| 10-51A PRIMARY | Aircraft Wheel and Brake, Llc Dba Cleveland Wheel and Brake Systems (USA) |
| Reference | Meaning |
|---|---|
| 010-05101 | 5/9 Secondary reference Aircraft Wheel and Brake, Llc Dba Cleveland Wheel and Brake Systems |
NSN 1630-01-171-1572 is a Master Cylinder, 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 1630-01-171-1572 has 1 manufacturer part number on file: 10-51A (Aircraft Wheel and Brake, Llc Dba Cleveland Wheel and Brake Systems).
3 possible matches (shared part number, not a government interchangeability claim): 5360-01-527-0846, 5330-01-592-2467, 4930-01-612-3541. 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 1630-01-171-1572 has DEMIL Code B. 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.