The O-Ring, cataloged under National Stock Number 5331-01-623-6976, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems. The record lists 6 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5331-01-623-6976 |
| Primary Part Number | GS570J2F222 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems |
| 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 |
|---|---|
| GS570J2F222 PRIMARY | Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems (USA) |
| 222-1235-70 PRIMARY | Parco, Llc (USA) |
| S0613-60-2-222 PRIMARY | Parker-Hannifin Corp Div O-Ring Division (USA) |
| S0613-60-5-149 PRIMARY | Parker-Hannifin Corp Div O-Ring Division (USA) |
| 5-149-1235-70 PRIMARY | Parco, Llc (USA) |
| S0613$60-2-22 PRIMARY | Parker-Hannifin Corp Div O-Ring Division (USA) |
| Reference | Meaning |
|---|---|
| GS570J5G149 | 7/2 Vendor item drawing reference Northrop Grumman Systems Corporation |
| GS570J2F222 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
NSN 5331-01-623-6976 is a O-Ring, manufactured by Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-623-6976 has 6 manufacturer part numbers on file: GS570J2F222 (Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems), 222-1235-70 (Parco, Llc), S0613-60-2-222 (Parker-Hannifin Corp Div O-Ring Division), S0613-60-5-149 (Parker-Hannifin Corp Div O-Ring Division), 5-149-1235-70 (Parco, Llc) and 1 more.
Key specifications for GS570J2F222: End Item Identification: E-2D ADVANCED HAWKEYE. 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.