The Nut,self-Locking,plate, cataloged under National Stock Number 5310-01-588-1654, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Aqua-Chem, Inc. Dba Aqua-Chem Inc. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-588-1654 |
| Primary Part Number | 051-07668-000 |
| Item Name | Nut,self-Locking,plate |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Aqua-Chem, Inc. Dba Aqua-Chem Inc |
| Status | ACTIVE |
| Thread Direction | RIGHT-HAND |
| Material | COPPER ALLOY OVERALL |
| 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 |
|---|---|
| 051-07668-000 PRIMARY | Aqua-Chem, Inc. Dba Aqua-Chem Inc (USA) |
| 705-D-7586 ITEM 15 | Aqua-Chem, Inc. Dba Aqua-Chem Inc (USA) |
| Reference | Meaning |
|---|---|
| REPLACES 705-D-7586 ITEM 9 | 5/9 Secondary reference Aqua-Chem, Inc. Dba Aqua-Chem Inc |
NSN 5310-01-588-1654 is a Nut,self-Locking,plate, manufactured by Aqua-Chem, Inc. Dba Aqua-Chem Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-588-1654 has 2 manufacturer part numbers on file: 051-07668-000 (Aqua-Chem, Inc. Dba Aqua-Chem Inc), 705-D-7586 ITEM 15 (Aqua-Chem, Inc. Dba Aqua-Chem Inc).
Key specifications for 051-07668-000: Thread Direction: RIGHT-HAND; Part Name Assigned by Controlling Agency: NUT, LOCKING, END PLATE, REVERSE OSMOSIS; End Item Identification: RO PRESSURE VESSEL ASSY CONFIGURATONS 1, 2, AND 3; Material: COPPER ALLOY OVERALL. 2 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.