The Washer,convex, cataloged under National Stock Number 5310-00-186-9209, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products. 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. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-186-9209 |
| Primary Part Number | 200-105 |
| Item Name | Washer,convex |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products |
| Status | ACTIVE |
| Style Designator | CONVEX |
| Material Document and Classification | QQ-A-268,T351 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-250/4,T351 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.600 INCHES NOMINAL IN |
| Material Thickness | 0.204 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 2024 OVERALL |
| Hole Diameter | 0.257 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 |
|---|---|
| 200-105 PRIMARY | L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products (USA) |
NSN 5310-00-186-9209 is a Washer,convex, manufactured by L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-186-9209 has 1 manufacturer part number on file: 200-105 (L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products).
4 possible matches (shared part number, not a government interchangeability claim): 4710-01-247-2661, 4320-01-334-7538, 3040-01-499-4206. Verify interchangeability with system specifications before substitution.
Key specifications for 200-105: Style Designator: CONVEX; Material Document and Classification: QQ-A-268,T351 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-250/4,T351 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 0.600 INCHES NOMINAL IN; Material Thickness: 0.204 INCHES NOMINAL IN. 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.