The Washer,flat, cataloged under National Stock Number 5310-01-433-6143, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Honeywell International Inc. Dba Honeywell International. Government technical data includes 12 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-433-6143 |
| Primary Part Number | 8519300 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Honeywell International Inc. Dba Honeywell International |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-N-290 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Overall Diameter | 0.170 INCHES NOMINAL IN |
| Precious Material | GOLD |
| Material Document and Classification | ASTM B16 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Surface Treatment | NICKEL OVERALL |
| Precious Material and Location | OVERALL GOLD |
| Peripheral Shape Style | ROUND |
| Material | COPPER ALLOY 360 OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.065 INCHES NOMINAL IN |
| Thickness | 0.030 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 |
|---|---|
| 8519300 PRIMARY | Honeywell International Inc. Dba Honeywell International (USA) |
NSN 5310-01-433-6143 is a Washer,flat, manufactured by Honeywell International Inc. Dba Honeywell International, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-433-6143 has 1 manufacturer part number on file: 8519300 (Honeywell International Inc. Dba Honeywell International).
Key specifications for 8519300: Surface Treatment Document and Classification: QQ-N-290 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Overall Diameter: 0.170 INCHES NOMINAL IN; Precious Material: GOLD; Material Document and Classification: ASTM B16 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 12 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.