The O-Ring, cataloged under National Stock Number 5331-01-365-0214, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Pma Prozess- Und Maschinen-Automation Gmbh. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | O-Ring |
| FSC / FSG | 5331 — O-ring (FSG 53) |
| Manufacturers | Pma Prozess- Und Maschinen-Automation Gmbh (CAGE D2332) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-365-0214 |
| Primary Part Number | M30-20 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Pma Prozess- Und Maschinen-Automation Gmbh |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| M30-20 | Pma Prozess- Und Maschinen-Automation Gmbh (DEU) |
| Reference | Meaning |
|---|---|
| 401-4597556-51 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5331-01-365-0214 is a O-Ring, manufactured by Pma Prozess- Und Maschinen-Automation Gmbh, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-365-0214 has 1 manufacturer part number on file: M30-20 (Pma Prozess- Und Maschinen-Automation Gmbh).
1 possible match (shared part number, not a government interchangeability claim): 5305-01-502-8854. Verify interchangeability with system specifications before substitution.
No hazard code in the DLA record (HMIC N). 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.