The Ring,wiper, cataloged under National Stock Number 5330-01-055-2898, 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 7 specifications, cited from the U.S. Government catalog. The record lists 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5330-01-055-2898 |
| Primary Part Number | 5003553 |
| Item Name | Ring,wiper |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Meggitt Aircraft Braking Systems Corporation |
| Status | ACTIVE |
| Outer Edge Thickness | 0.094 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | OUTSIDE GROOVED, STRAIGHT FACE |
| Outside Diameter | 1.496 INCHES NOMINAL IN |
| Joint Style | VERTICAL JOINT |
| Material Thickness | 0.125 INCHES NOMINAL IN |
| Inside Diameter | 1.270 INCHES NOMINAL IN |
| Ring Style | CONCENTRIC |
| 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 |
|---|---|
| 5003553 PRIMARY | Meggitt Aircraft Braking Systems Corporation (USA) |
| 480147532 | Meggitt Aircraft Braking Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 5003553 | 5/9 Secondary reference Lockheed Martin Corporation Dba Lockheed Martin Div Rotary and Mission Systems |
| 5003553 | 5/9 Secondary reference Loral Corp Aircraft Braking Systems Div |
NSN 5330-01-055-2898 is a Ring,wiper, manufactured by Meggitt Aircraft Braking Systems Corporation, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-055-2898 has 2 manufacturer part numbers on file: 5003553 (Meggitt Aircraft Braking Systems Corporation), 480147532 (Meggitt Aircraft Braking Systems Corporation).
2 possible matches (shared part number, not a government interchangeability claim): 1350-01-259-0532, 5330-01-376-0984. Verify interchangeability with system specifications before substitution.
Key specifications for 5003553: Outer Edge Thickness: 0.094 INCHES NOMINAL IN; Cross-Sectional Shape Style: OUTSIDE GROOVED, STRAIGHT FACE; Outside Diameter: 1.496 INCHES NOMINAL IN; Joint Style: VERTICAL JOINT. 7 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.