The Washer,flat, cataloged under National Stock Number 5310-00-197-5257, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Ship Systems Command. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-197-5257 |
| Primary Part Number | 390013PC485 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Naval Ship Systems Command |
| Status | ACTIVE |
| Overall Diameter | 2.500 INCHES NOMINAL IN |
| Center Hole Shape Style | ROUND |
| Material | COPPER ALLOY OVERALL |
| Material Document and Classification | QQ-C-576 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Thickness | 0.062 INCHES NOMINAL IN |
| Peripheral Shape Style | ROUND |
| Hole Diameter | 1.000 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | RECTANGULAR |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 390013PC485 PRIMARY | Naval Ship Systems Command (USA) |
| 20-168Y | Hardie-Tynes Co., Inc. (USA) |
| 20-485 | Hardie-Tynes Co., Inc. (USA) |
| 150-436GPC485 | Hardie-Tynes Co., Inc. (USA) |
| 150-436KPC485 | Hardie-Tynes Co., Inc. (USA) |
| 533837PC485 PRIMARY | Naval Ship Systems Command (USA) |
NSN 5310-00-197-5257 is a Washer,flat, manufactured by Naval Ship Systems Command, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-00-197-5257 has 6 cross-referenced part numbers: 390013PC485 (Naval Ship Systems Command), 20-168Y (Hardie-Tynes Co., Inc.), 20-485 (Hardie-Tynes Co., Inc.), 150-436GPC485 (Hardie-Tynes Co., Inc.), 150-436KPC485 (Hardie-Tynes Co., Inc.) and 1 more.
There are 3 known substitutes for 5310-00-197-5257: 5330-00-383-8702, 6685-00-445-0385, 1650-01-309-7485. Verify interchangeability with system specifications before substitution.
Key specifications for 390013PC485: Overall Diameter: 2.500 INCHES NOMINAL IN; Center Hole Shape Style: ROUND; Material: COPPER ALLOY OVERALL; Material Document and Classification: QQ-C-576 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 8 total characteristics are documented in the Federal Logistics Information System.