The O-Ring, cataloged under National Stock Number 5331-01-550-4577, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Pti Technologies Inc.. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-550-4577 |
| Primary Part Number | 7591279-002 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Pti Technologies Inc. |
| Status | ACTIVE |
| 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 |
|---|---|
| 7591279-002 PRIMARY | Pti Technologies Inc. (USA) |
NSN 5331-01-550-4577 is a O-Ring, manufactured by Pti Technologies Inc., classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-550-4577 has 1 manufacturer part number on file: 7591279-002 (Pti Technologies Inc.).
Key specifications for 7591279-002: Special Features: NEXT HIGHER ASSEMBLY MICROTECHNIA CONTROLLED HYDRAULIC FILTER MODULES PART NO. 7590632-101, 7590632-102 AND CONTROLLED HOUSING ASSEMBLY PART NO. 7594648-10; End Item Identification: EURO FIGHTER EJ200 ENGINE. 0 specifications are 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.