NSN 5310-00-489-6541 113B3899P3, 00-489-6541, 004896541
Product Details | FLAT WASHER
5310-00-489-6541 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: 113B3899P3, 5310-00-489-6541, 00-489-6541, 5310004896541, 004896541
Hardware and Abrasives | Nuts and Washers
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | 03-JUN-70 | 00-489-6541 | 13393 ( WASHER, FLAT ) |
Drawings & Photos | NSN 5310-00-489-6541
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Technical Data | NSN 5310-00-489-6541
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL COMP 630 OR STEEL COMP 631 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5643 ASSN STD 1ST MATERIAL RESPONSE AND AMS 5528 ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-F-14072,FINISH E300 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| HARDNESS RATING | 38.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM |
| HOLE DIAMETER | 0.150 INCHES MINIMUM AND 0.190 INCHES MAXIMUM |
| PERIPHERAL SHAPE STYLE | 1 ROUND |
| OVERALL DIAMETER | 0.435 INCHES MINIMUM AND 0.437 INCHES MAXIMUM |
| CENTER HOLE SHAPE STYLE | 1 ROUND |
| CROSS-SECTIONAL SHAPE STYLE | 1 RECTANGULAR |
| THICKNESS | 0.0288 INCHES MINIMUM AND 0.0292 INCHES MAXIMUM |
| SURFACE FINISH | 32.0 MICROINCHES TOP 32.0 MICROINCHES BOTTOM 63.0 MICROINCHES INNER 63.0 MICROINCHES OUTER |
| MANUFACTURERS CODE | 89954 |
| DESIGN CONTROL REFERENCE | 113B3899P3 |
Restrictions/Controls & Freight Information | NSN 5310-00-489-6541
| 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 |
| Demilitarization Code: | A | Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required. |
| Precious Metals Indicator Code: | U | Precious metal type is unknown |
| Criticality Code: | X | The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. |
| Category | Code | Description |
|---|---|---|
| No Freight Information | ||