The Nut,plain,extended Washer,hexago, cataloged under National Stock Number 5310-01-395-0818, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Webasto Thermo & Comfort North America, Inc. Div Webasto Product North America, Inc. Government technical data includes 9 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-395-0818 |
| Primary Part Number | 50461555A |
| Item Name | Nut,plain,extended Washer,hexago |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Webasto Thermo & Comfort North America, Inc. Div Webasto Product North America, Inc |
| Status | ACTIVE |
| Washer Outside Diameter | 18.0 MILLIMETERS NOMINAL MM |
| Width Across Flats | 10.0 MILLIMETERS NOMINAL MM |
| Thread Tolerance Class | 6H INTERNAL |
| Thread Series | ISO M |
| Washer Thickness | 1.5 MILLIMETERS NOMINAL MM |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 6.0 MILLIMETERS MM |
| Nut Style | HEXAGON |
| Material | STEEL 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 |
|---|---|
| 50461555A PRIMARY | Webasto Thermo & Comfort North America, Inc. Div Webasto Product North America, Inc (USA) |
| Reference | Meaning |
|---|---|
| 461.555 | 5/9 Secondary reference Webasto Thermosystems Inc |
| 461.555 | 5/9 Secondary reference Webasto Thermo & Comfort North America, Inc. Div Webasto Product North America, Inc |
NSN 5310-01-395-0818 is a Nut,plain,extended Washer,hexago, manufactured by Webasto Thermo & Comfort North America, Inc. Div Webasto Product North America, Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-395-0818 has 1 manufacturer part number on file: 50461555A (Webasto Thermo & Comfort North America, Inc. Div Webasto Product North America, Inc).
Key specifications for 50461555A: Overall Height: 7.5 MILLIMETERS NOMINAL MM; Washer Outside Diameter: 18.0 MILLIMETERS NOMINAL MM; Width Across Flats: 10.0 MILLIMETERS NOMINAL MM; Thread Tolerance Class: 6H INTERNAL. 9 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.