The Washer,lock, cataloged under National Stock Number 5310-00-809-6871, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp. Government technical data includes 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-809-6871 |
| Primary Part Number | G30-416NB |
| Item Name | Washer,lock |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
| Status | ACTIVE |
| Style Designator | FLAT INTERNAL TEETH |
| Outside Diameter | 0.255 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN |
| Material Thickness | 0.015 INCHES MINIMUM AND 0.019 INCHES MAXIMUM IN |
| Surface Treatment | NICKEL OVERALL |
| Material | COPPER ALLOY OVERALL |
| Hole Diameter | 0.119 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 |
|---|---|
| G30-416NB PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| Reference | Meaning |
|---|---|
| V11143808 | 5/2 Secondary reference U.S. Government activity |
NSN 5310-00-809-6871 is a Washer,lock, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-809-6871 has 1 manufacturer part number on file: G30-416NB (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp).
Key specifications for G30-416NB: Style Designator: FLAT INTERNAL TEETH; Outside Diameter: 0.255 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN; Material Thickness: 0.015 INCHES MINIMUM AND 0.019 INCHES MAXIMUM IN; Surface Treatment: NICKEL OVERALL. 6 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.