NSN 5310-00-445-8768 12H5089, 12H508-9, 00-445-8768
Product Details | RECESSED WASHER
5310-00-445-8768 A washer of any peripheral shape having a centrally located hole. Both bearing surfaces are parallel and flat, but one or both of the bearing surfaces must be broken by a counterbore, countersink, or similarly shaped recess. The thickness must not exceed 25 per cent of the outside diameter or the largest outside dimension. The maximum limit of the tolerance or range applied to the thickness and/or largest outside dimension must be used to determine compliance. Excludes WASHER, CONCAVE, RETAINER, PACKING, and thrust type washers. See also SPACER, SLEEVE; and SPACER, STEPPED.
Part Alternates: 12H5089, 12H508-9, 5310-00-445-8768, 00-445-8768, 5310004458768, 004458768
Hardware and Abrasives | Nuts and Washers
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | 08 JAN 1971 | 00-445-8768 | 15933 ( WASHER, RECESSED ) |
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Technical Data | NSN 5310-00-445-8768
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL |
| HARDNESS RATING | NOT RATED |
| HOLE DIAMETER | 0.640 INCHES NOMINAL |
| OUTSIDE DIAMETER | 1.245 INCHES NOMINAL |
| RECESS DIAMETER | 0.705 INCHES NOMINAL |
| MATERIAL THICKNESS | 0.063 INCHES NOMINAL |
| RECESS ANGLE | 90.0 DEGREES NOMINAL |
| MANUFACTURERS CODE | 81755 |
| DESIGN CONTROL REFERENCE | 12H508-9 |
Restrictions/Controls & Freight Information | NSN 5310-00-445-8768
| Category | Code | Description |
|---|---|---|
| Shelf-Life Code: | 0 | Nondeteriorative |
| 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. |
| Controlled Inventory Item Code: | U | UNCLASSIFIED |
| 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 | 194160 | WASHER OR GASKETS, IRON OR STEEL, |
| Less than car load rating | ||
| Less than truck load rating | U | 50.0 |
| Water commodity Code | 713 | 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 |