NSN 5310-00-857-1321 00-857-1321, 008571321
Product Details | FLAT WASHER
5310-00-857-1321 A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. The maximum tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use SHIM. For items fabricated from ceramic or electrically rated materials by specification or industry standards use INSULATOR (1), WASHER. Excludes DISK, VALVE, graphite impregnated and lubricated items.
Part Alternates: 5310-00-857-1321, 00-857-1321, 5310008571321, 008571321
Hardware and Abrasives | Nuts and Washers
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | 00-857-1321 | 13393 ( WASHER, FLAT ) |
Drawings & Photos | NSN 5310-00-857-1321
Cross Reference | NSN 5310-00-857-1321
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 0740865 | S3002 | GENERAL DYNAMICS EUROPEAN,LAND-SYSTEMS-MOWAG GMBH |
| 245-4510949-52 | 51563 | ROHR, INC DBA GOODRICH AEROSTRUCTURES GROUP |
| 348382 | 33615 | SPARTAN AEROSPACE LLC |
| 348382 | S0554 | TOKYO JUDOGI KOGYO CO. |
| 5020912 | 001JK | EMBRAER S/A |
| 5020912 | S4956 | EMBRAER EMPRESA BRASILEIRA DE AERONAUTICA SA |
| FF-W-92 .2812ID X.50DX.060THK | D9182 | BOSCH REXROTH GMBH LOHMANN +STOLTERFOHT |
| MS9321-10 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS |
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Technical Data | NSN 5310-00-857-1321
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL COMP 410 OR STEEL COMP 304 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5504 ASSN STD 1ST MATERIAL RESPONSE AND AMS 5513 ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| HARDNESS RATING | 35.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM |
| HOLE DIAMETER | 0.271 INCHES MINIMUM AND 0.286 INCHES MAXIMUM |
| PERIPHERAL SHAPE STYLE | 1 ROUND |
| OVERALL DIAMETER | 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM |
| CENTER HOLE SHAPE STYLE | 1 ROUND |
| CROSS-SECTIONAL SHAPE STYLE | 1 RECTANGULAR |
| THICKNESS | 0.057 INCHES MINIMUM AND 0.067 INCHES MAXIMUM |
| SURFACE FINISH | 63.0 MICROINCHES TOP 63.0 MICROINCHES BOTTOM |
| III HEAT TREATMENT | AS FABRICATED |
| MANUFACTURERS CODE | 77445 |
| DESIGN CONTROL REFERENCE | 348382 |
Restrictions/Controls & Freight Information | NSN 5310-00-857-1321
| Category | Code | Description |
|---|---|---|
| Hazardous Material Indicator Code | N | There is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials |
| Category | Code | Description |
|---|---|---|
| No Freight Information | ||