The Seal,plain Encased, cataloged under National Stock Number 5330-01-051-3558, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Meggitt Aircraft Braking Systems Corporation. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-051-3558 |
| Primary Part Number | 5003165 |
| Item Name | Seal,plain Encased |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Meggitt Aircraft Braking Systems Corporation |
| Status | ACTIVE |
| Criticality Code Justification | MATT AND FEAT |
| Material | ALUMINUM INTERNAL |
| Material | RUBBER SILICONE CLASS Q EXTERNAL |
| Construction | SOLID |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 5003165 | National Machine Company Dba Nmg Aerospace (USA) |
| 5003165 PRIMARY | Meggitt Aircraft Braking Systems Corporation (USA) |
| 250A430 | Jay-Em Aerospace Corporation (USA) |
| Reference | Meaning |
|---|---|
| 5003165 | 5/9 Secondary reference Loral Corp Aircraft Braking Systems Div |
| 5003165 | 5/9 Secondary reference Lockheed Martin Corporation Dba Lockheed Martin Div Rotary and Mission Systems |
NSN 5330-01-051-3558 is a Seal,plain Encased, manufactured by Meggitt Aircraft Braking Systems Corporation, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-051-3558 has 3 manufacturer part numbers on file: 5003165 (National Machine Company Dba Nmg Aerospace), 5003165 (Meggitt Aircraft Braking Systems Corporation), 250A430 (Jay-Em Aerospace Corporation).
Key specifications for 5003165: Criticality Code Justification: MATT AND FEAT; Special Features: 2.720 IN. APERTURE DIA, 3.702 IN. OUTSIDE DIA, 0.095 IN. THICK, IAW GD/FW SPEC 16ZL001 IN; Part Name Assigned by Controlling Agency: SEAL, BEARING, INBOARD WHEEL; End Item Identification: LANDING GEAR. 4 specifications are 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.