NSN 5310-01-278-8507 1922751, 192275-1, 01-278-8507
Product Details | FLAT WASHER
5310-01-278-8507 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: 1922751, 192275-1, 5310-01-278-8507, 01-278-8507, 5310012788507, 012788507
Hardware and Abrasives | Nuts and Washers
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | 10 MAY 1988 | 01-278-8507 | 13393 ( WASHER, FLAT ) |
Drawings & Photos | NSN 5310-01-278-8507
Demand History | NSN 5310-01-278-8507
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| 1922751 | 2019-07-192 | 8 | US |
| 1922751 | 2017-12-346 | 16 | us |
| 1922751 | 2017-07-192 | 16 | us |
| 1922751 | 2017-03-65 | 64 | us |
| 1922751 | 2017-03-65 | 256 | us |
| 5310-01-278-8507 | 2016-11-307 | 40 | US |
| 1922751 | 2016-07-209 | 40 | us |
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Technical Data | NSN 5310-01-278-8507
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL CORROSION RESISTING OR STEEL COMP 321 OR STEEL COMP 347 OR STEEL COMP 348 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5059 MIL SPEC 1ST MATERIAL RESPONSE AND MIL-S-6721 MIL SPEC 2ND MATERIAL RESPONSE AND MIL-S-6721 MIL SPEC 3RD MATERIAL RESPONSE AND MIL-S-6721 MIL SPEC 4TH MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 CLASS 3 TYPE II FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| HOLE DIAMETER | 0.505 INCHES MINIMUM AND 0.525 INCHES MAXIMUM |
| PERIPHERAL SHAPE STYLE | 4 DEE |
| CENTER HOLE SHAPE STYLE | 1 ROUND |
| CROSS-SECTIONAL SHAPE STYLE | 1 RECTANGULAR |
| THICKNESS | 0.053 INCHES MINIMUM AND 0.073 INCHES MAXIMUM |
Restrictions/Controls & Freight Information | NSN 5310-01-278-8507
| 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 | ||