NSN 5310-00-042-4221 424221, 00-042-4221, 000424221
Product Details | LOCK WASHER
5310-00-042-4221 A washer which is usually round with a centrally located hole. Its edges and two bearing surfaces are so designed that applied pressure brings into play the spring tension and/or frictional locking principle which materially resists any tendency toward turning. It may be made of one or two pieces
Part Alternates: 424221, 5310-00-042-4221, 00-042-4221, 5310000424221, 000424221
Hardware and Abrasives | Nuts and Washers
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | 01-JAN-63 | 00-042-4221 | 14218 ( WASHER, LOCK ) |
Drawings & Photos | NSN 5310-00-042-4221
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Technical Data | NSN 5310-00-042-4221
| Characteristic | Specifications |
|---|---|
| MATERIAL | COPPER ALLOY OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-746 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | TIN OVERALL |
| STYLE DESIGNATOR | 101 FLAT INTERNAL TEETH |
| HOLE DIAMETER | 0.125 INCHES MINIMUM AND 0.136 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 0.245 INCHES MINIMUM AND 0.280 INCHES MAXIMUM |
| MATERIAL THICKNESS | 0.017 INCHES MINIMUM AND 0.021 INCHES MAXIMUM |
Restrictions/Controls & Freight Information | NSN 5310-00-042-4221
| 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 | ||