The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-618-1063, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Datapath, Inc. Dba Datapath Inc. Government technical data includes 7 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-618-1063 |
| Primary Part Number | 219551-01 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Datapath, Inc. Dba Datapath Inc |
| Status | ACTIVE |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.625 INCHES IN |
| Nondefinitive Spec/std Data | 8 GRADE |
| Surface Treatment | ZINC NUT |
| Nut Style | INTERNAL OR EXTERNAL WRENCHING HEXAGON |
| Thread Quantity Per Inch | 11 |
| Material | STEEL NUT |
| 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 |
|---|---|
| 219551-01 PRIMARY | Datapath, Inc. Dba Datapath Inc (USA) |
| Reference | Meaning |
|---|---|
| 219551-01 | 5/9 Secondary reference Rockwell Collins, Inc. |
NSN 5310-01-618-1063 is a Nut,plain,hexagon, manufactured by Datapath, Inc. Dba Datapath Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-618-1063 has 1 manufacturer part number on file: 219551-01 (Datapath, Inc. Dba Datapath Inc).
Key specifications for 219551-01: Thread Direction: RIGHT-HAND; Nominal Thread Size: 0.625 INCHES IN; Nondefinitive Spec/std Data: 8 GRADE; Surface Treatment: ZINC NUT. 7 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.