The Washer,flat, cataloged under National Stock Number 5310-01-643-6820, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Tri-Tec Manufacturing Llc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-643-6820 |
| Primary Part Number | 500028 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Tri-Tec Manufacturing Llc |
| Status | ACTIVE |
| Material | STEEL CORROSION RESISTING OVERALL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 500028 PRIMARY | Tri-Tec Manufacturing Llc (USA) |
| 300842-01RH-2 ITEM 25 | Tri-Tec Manufacturing Llc (USA) |
NSN 5310-01-643-6820 is a Washer,flat, manufactured by Tri-Tec Manufacturing Llc, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-01-643-6820 has 2 cross-referenced part numbers: 500028 (Tri-Tec Manufacturing Llc), 300842-01RH-2 ITEM 25 (Tri-Tec Manufacturing Llc).
There are 4 known substitutes for 5310-01-643-6820: 5995-00-830-4714, 5962-01-056-4501, 5340-01-070-3504 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 500028: Material: STEEL CORROSION RESISTING OVERALL; Part Name Assigned by Controlling Agency: WASHER CUT NO 4; End Item Identification: ASSEMBLY, WORM GEAR, MANUAL WITH LIMIT SWITCH BOX. 3 total characteristics are documented in the Federal Logistics Information System.