The Nut,self-Locking,single Ball Sea, cataloged under National Stock Number 5310-01-420-3589, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Anderson Greenwood Lp Dba Anderson Greenwood Crosby. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Item Name | Nut,self-Locking,single Ball Sea |
| FSC / FSG | 5310 — Nuts and Washers (FSG 53) |
| Manufacturers | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (CAGE 01343) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-420-3589 |
| Primary Part Number | 0020-H03-MC0250 PC 4 |
| Item Name | Nut,self-Locking,single Ball Sea |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Anderson Greenwood Lp Dba Anderson Greenwood Crosby |
| 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 |
|---|---|
| 0020-H03-MC0250 PC 4 PRIMARY | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
| 0020-H-3-MC0250 PC 4 | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
NSN 5310-01-420-3589 is a Nut,self-Locking,single Ball Sea, manufactured by Anderson Greenwood Lp Dba Anderson Greenwood Crosby, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-420-3589 has 2 manufacturer part numbers on file: 0020-H03-MC0250 PC 4 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 0020-H-3-MC0250 PC 4 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby).
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.