The Washer,lock, cataloged under National Stock Number 5310-00-851-5385, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5310-00-851-5385 |
| Primary Part Number | 813820 |
| Item Name | Washer,lock |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | CANCELLED |
| Surface Treatment | NICKEL OVERALL |
| Material Document and Classification | MIL-C-895 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Style Designator | DOME EXTERNAL AND INTERNAL TEETH |
| Material | COPPER ALLOY OVERALL |
| Outside Diameter | 0.620 INCHES MINIMUM AND 0.630 INCHES MAXIMUM IN |
| Hole Diameter | 0.195 INCHES MINIMUM AND 0.204 INCHES MAXIMUM IN |
| Material Thickness | 0.015 INCHES MINIMUM AND 0.025 INCHES MAXIMUM IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 813820 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| 813820 | Kontron Europe Gmbh (DEU) |
| 813820 | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 8422870-2 | Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin (USA) |
| 8422870-2 | Lockheed Martin Corporation Div Rms (USA) |
NSN 5310-00-851-5385 is a Washer,lock, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5310 (No Item Name Available). Status: cancelled.
NSN 5310-00-851-5385 has 5 cross-referenced part numbers: 813820 (Northrop Grumman Systems Corporation), 813820 (Kontron Europe Gmbh), 813820 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 8422870-2 (Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin), 8422870-2 (Lockheed Martin Corporation Div Rms).
There are 4 known substitutes for 5310-00-851-5385: 3110-00-155-6406, 2825-01-086-2581, 6020-01-411-4268 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 813820: Overall Height: 0.100 INCHES NOMINAL IN; Surface Treatment: NICKEL OVERALL; Material Document and Classification: MIL-C-895 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Style Designator: DOME EXTERNAL AND INTERNAL TEETH. 9 total characteristics are documented in the Federal Logistics Information System.
NSN 5310-00-851-5385 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.