The Nut,self-Locking,extended Washer, cataloged under National Stock Number 5310-01-075-0987, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Rosebank Engineering Pty Ltd. Government technical data includes 4 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-075-0987 |
| Primary Part Number | DB1806 |
| Item Name | Nut,self-Locking,extended Washer |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Rosebank Engineering Pty Ltd |
| Status | ACTIVE |
| Washer Outside Diameter | 0.400 INCHES NOMINAL IN |
| Precious Material | SILVER |
| Precious Material and Location | THREADS SILVER |
| Nut Style | HEXAGON |
| 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 |
|---|---|
| DB1806 | Rosebank Engineering Pty Ltd (AUS) |
| Reference | Meaning |
|---|---|
| 2606067 | 3/2 Design control — primary reference U.S. Government activity |
| 10122085 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| DB1806 | 5/9 Secondary reference Rosebank Engineering |
| 2606067 | 3/9 Design control — primary reference Honeywell International Inc. Dba Honeywell Div Aerospace-South Bend (westmoor St) |
NSN 5310-01-075-0987 is a Nut,self-Locking,extended Washer, manufactured by Rosebank Engineering Pty Ltd, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-075-0987 has 1 manufacturer part number on file: DB1806 (Rosebank Engineering Pty Ltd).
Key specifications for DB1806: Overall Height: 0.210 INCHES NOMINAL IN; Washer Outside Diameter: 0.400 INCHES NOMINAL IN; Precious Material: SILVER; Precious Material and Location: THREADS SILVER. 4 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.