The Piston,brake,hydraulic, cataloged under National Stock Number 1630-01-013-5918, is classified within Federal Supply Class 1630 (Aircraft Wheel and Brake Systems) of the Aircraft Components and Accessories group. The manufacturer of record is Meggitt Aircraft Braking Systems Corporation. Government technical data includes 1 specification, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1630-01-013-5918 |
| Primary Part Number | 5003107 |
| Item Name | Piston,brake,hydraulic |
| FSC / FSG | 1630 / 16 — Aircraft Wheel and Brake Systems |
| Manufacturer | Meggitt Aircraft Braking Systems Corporation |
| Status | ACTIVE |
| General Characteristics Item Description | 1.659 IN. LG,1.176 IN. OD,1ST END BORE 0.925 IN. DIA 0.909 IN. DP,2ND END EXTERNAL GROOVE 0.309IN. W BY 0.120 IN. DP IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 5003107 PRIMARY | Meggitt Aircraft Braking Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 5003107 | 5/9 Secondary reference Goodyear Tire and Rubber Co the |
NSN 1630-01-013-5918 is a Piston,brake,hydraulic, manufactured by Meggitt Aircraft Braking Systems Corporation, classified under FSC 1630, Aircraft Wheel and Brake Systems. Status: active.
NSN 1630-01-013-5918 has 1 manufacturer part number on file: 5003107 (Meggitt Aircraft Braking Systems Corporation).
2 possible matches (shared part number, not a government interchangeability claim): 5996-01-237-8956, 9390-01-310-5153. Verify interchangeability with system specifications before substitution.
Key specifications for 5003107: General Characteristics Item Description: 1.659 IN. LG,1.176 IN. OD,1ST END BORE 0.925 IN. DIA 0.909 IN. DP,2ND END EXTERNAL GROOVE 0.309IN. W BY 0.120 IN. DP IN. 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.
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.