NSN 5310-00-489-8870 3031021000, 303-1021-000, 00-489-8870
Product Details | FLAT WASHER
5310-00-489-8870 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: 3031021000, 303-1021-000, 5310-00-489-8870, 00-489-8870, 5310004898870, 004898870
Hardware and Abrasives | Nuts and Washers
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | 24 SEP 1969 | 00-489-8870 | 13393 ( WASHER, FLAT ) |
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Technical Data | NSN 5310-00-489-8870
| Characteristic | Specifications |
|---|---|
| HOLE DIAMETER | 0.135 INCHES MINIMUM AND 0.145 INCHES MAXIMUM |
| CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| PERIPHERAL SHAPE STYLE | ROUND |
| MATERIAL | PLASTIC CELLULOSE ACETATE OVERALL |
| CENTER HOLE SHAPE STYLE | ROUND |
| OVERALL DIAMETER | 0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM |
| THICKNESS | 0.014 INCHES MINIMUM AND 0.016 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | L-P-504,TYPE 1 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
Restrictions/Controls & Freight Information | NSN 5310-00-489-8870
| 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 |
|---|---|---|
| NMF Description | 194120 | WASHERS/GASKETS/PCKG DVCS NOI |
| Less than car load rating | ||
| Less than truck load rating | W | Rating Variable |
| Water commodity Code | 772 | unknown |
| Originating Activity Code | KZ | Defense Supply Center Philadelphia Philadelphia, PA 19101 |
| Air Dimension Code | A | Shipment is not a consolidation and does not exceed 72 inches in any dimension. |
| Air Commodity | B | Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials. |
| Air Special Handling | Z | No special handling required. |
| Special Handling Code | 9 | unknonwn |
| HAZMAT | ||
| Type of Cargo | Z | No special type of cargo code applicable |