The Washer,flat, cataloged under National Stock Number 5310-01-359-1525, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Jonathan Engineered Solutions Corp. Dba Jonathan Engineered Solutions. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-359-1525 |
| Primary Part Number | 1002-406 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Jonathan Engineered Solutions Corp. Dba Jonathan Engineered Solutions |
| Status | ACTIVE |
| Overall Diameter | 0.750 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | RECTANGULAR |
| Peripheral Shape Style | ROUND |
| Material | STEEL COMP 630 OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.377 INCHES NOMINAL IN |
| Thickness | 0.170 INCHES NOMINAL IN |
| 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 |
|---|---|
| 1002-406 PRIMARY | Jonathan Engineered Solutions Corp. Dba Jonathan Engineered Solutions (USA) |
| Reference | Meaning |
|---|---|
| 16-3766 | 7/9 Vendor item drawing reference Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc |
NSN 5310-01-359-1525 is a Washer,flat, manufactured by Jonathan Engineered Solutions Corp. Dba Jonathan Engineered Solutions, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-359-1525 has 1 manufacturer part number on file: 1002-406 (Jonathan Engineered Solutions Corp. Dba Jonathan Engineered Solutions).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-425-2840. Verify interchangeability with system specifications before substitution.
Key specifications for 1002-406: Overall Diameter: 0.750 INCHES NOMINAL IN; Cross-Sectional Shape Style: RECTANGULAR; Peripheral Shape Style: ROUND; Material: STEEL COMP 630 OVERALL. 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.