The Washer,seal, cataloged under National Stock Number 5310-01-686-1659, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-686-1659 |
| Item Name | Washer,seal |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Outside Diameter | 15.2 MILLIMETERS MINIMUM AND 15.4 MILLIMETERS MAXIMUM MM |
| Material | COPPER BODY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| Y000868 12052 | C/1 Advisory reference — outside the item-of-supply concept Detroit Defense, Inc. |
| Y000868 12052 | 3/9 Design control — primary reference Detroit Defense Systems, Llc |
NSN 5310-01-686-1659 is a Washer,seal, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-686-1659: Outside Diameter: 15.2 MILLIMETERS MINIMUM AND 15.4 MILLIMETERS MAXIMUM MM; Special Features: INSIDE DIAMETER MINIMUM 12.2 MAXIMUM 12.5 MILLIMETERS;THICKNESS 1.5 MILLIMETERS MM; End Item Identification: NSN 2310-015953986; Material: COPPER BODY. 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.