The O-Ring, cataloged under National Stock Number 5331-01-421-9996, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Emerson Automation Solutions Final Control Us Lp. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-421-9996 |
| Primary Part Number | 414-927-012-730-000 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Emerson Automation Solutions Final Control Us Lp |
| Status | ACTIVE |
| Material | RUBBER ETHYLENE-PROPYLENE-DIENE CLASS EPDM |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 414-927-012-730-000 PRIMARY | Emerson Automation Solutions Final Control Us Lp (USA) |
| Reference | Meaning |
|---|---|
| D139-10-541 ITEM 8 | 5/9 Secondary reference Emerson Automation Solutions Final Control Us Lp |
| D129-12-541 ITEM 8 | 5/9 Secondary reference Emerson Automation Solutions Final Control Us Lp |
NSN 5331-01-421-9996 is a O-Ring, manufactured by Emerson Automation Solutions Final Control Us Lp, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-421-9996 has 1 manufacturer part number on file: 414-927-012-730-000 (Emerson Automation Solutions Final Control Us Lp).
Key specifications for 414-927-012-730-000: Material: RUBBER ETHYLENE-PROPYLENE-DIENE CLASS EPDM. 1 specification is documented in the U.S. Government catalog.
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.